Compare 107 free dev utilities tools, free tiers, and developer deals. 1 is not a free offer, 1 we have not been able to confirm in the last 180 days. We could not confirm today's terms for 48 of them: on 33 the page we cite did not answer, and on 15 our own read did not confirm them. Each row says why.

Free Dev Utilities Tools

107 free tiers and developer deals. 2 of them are not on our ranked list — 1 is not a free offer, 1 we have not been able to confirm in the last 180 days. We also track 2 whose free tiers have ended. Catalogue dates here run to 2026-11-13.

What this name holds: Single-purpose APIs a product calls for one narrow thing — validation, conversion, enrichment, screenshots, reference data.

We track 106 dev utilities services with a free tier we hold as current and 3 without. This category has seen some movement — 19 pricing changes recorded across vendors.

Vendor Tier Description Read / catalogue date
Dub.co Free Open-source link management — 25 new links/month, 1,000 tracked events/month, 3 custom domains, 1 user, 30-day analytics retention, API with native SDKs. No credit card required 2026-10-28 / 2026-10-04
BigDataCloud Free IP geolocation and reverse geocoding APIs — free tier: 10,000 API requests/month across all endpoints. Includes IP geolocation, ASN lookup, network info, and reverse geocoding 2026-11-09
ipapi Free IP address geolocation API — The free tier offers up to 1000 lookups/day (approximately 30K/month) for testing and development. Paid plans start at $15/month for 60,000 lookups and go up to $399/month for 15,000,000 lookups. Annual billing options are also available. 2026-11-08
Hunter.io Free Email finder and verification API — free tier: 50 credits/month (searches + verifications), 1 connected email account, 500 recipients per sequence, unlimited team membersWhen we read the page we cite for this offer on 2026-10-10, we found a change we could not reconcile with the terms we publish, and we have read it again since, on 2026-10-31, without confirming them, so we cannot confirm these terms today. 2026-10-31 / 2026-08-23
CurrencyFreaks Free Currency exchange rate API — free tier: 1,000 API requests/month, 170+ response currencies, daily updated rates, USD base currency only (paid plans unlock all base currencies). Includes latest rates and historical data endpoints. 2026-11-06
MailboxValidator API-FREE Email validation and verification API — free tier: 300 API queries/month with auto-renewal. Bulk validation: 100 queries free (one-time). Validates syntax, domain, mailbox existence 2026-11-09
Screenshotlayer Free Website screenshot capture API — free tier: 100 screenshots/month, for non-commercial use only. Supports PNG, JPEG, GIF output. Paid plans from $19.99/mo for 10K captures, licensed for commercial useOur read on 2026-11-07 found the page different from the terms we hold, and we hold no confirmation of the terms we publish. 2026-11-07 / 2026-10-15
APITemplate.io Free Auto-generate images and PDF documents with a simple API or automation tools like Zapier & Airtable. No CSS/HTML is required. The free plan comes with 50 images/PDFs per month and three templates. 2026-11-09
Calendarific Free Enterprise-grade Public holiday API service for over 200 countries. The free plan includes 500 calls per month. 2026-10-26
CarAPI.dev Free Comprehensive automotive data API with VIN decoding, stolen vehicle checks, vehicle valuation, inspection data, and more. Free tier includes 100 requests/month across all 9 endpoints. 2026-10-26
Cloudmersive Free Utility API platform with access to all of Cloudmersive's APIs, including Document Conversion and Virus Scanning. The Free Tier gives 600 calls a month at 1 call per second, a 3.5 MB maximum file size and North America data centers, with no expiration; some APIs use more than one call per request. 2026-10-31
Conversion Tools Free Online File Converter for documents, images, video, audio, and eBooks. REST API is available. Libraries for Node.js, PHP, Python. Support files up to 50 GB (for paid plans). Registered free users get 10 conversions a day (100 a month) and a 20 MB file size limit.Our read on 2026-10-26 found the page different from the terms we hold, and we hold no confirmation of the terms we publish. 2026-10-26 / 2026-08-25
Country-State-City Microservice API Free API and Microservice to provides a wide range of information including countries, regions, provinces, cities, postal codes, and much more. The free tier includes up to 100 requests per day.The page we cite for Country-State-City Microservice API states in words that it is free, which confirms the price — the limits stated here come from our own record rather than from that page. 2026-11-13 / 2026-07-05
CraftMyPDF Free Auto-Generate PDF documents from reusable templates with a drop-and-drop editor and a simple API. The free plan comes with 50 PDFs/images per month and three templates. 2026-11-09 / 2026-08-26
CurrencyScoop Free Realtime currency data API for fintech apps. The free plan includes 5,000 calls per month.The page we cite for this offer does not name it when we last looked, on 2026-11-09, so we cannot confirm these terms today. 2026-11-09 / 2026-08-26
CustomJS Free HTML to PDF or PDF to PNG/Text & PDF merging/extraction/merging APIs. Free tier has 600 calls a month.The page we cite for CustomJS states in words that it is free, which confirms the price — the limits stated here come from our own record rather than from that page. 2026-11-07
Dataimporter.io Free Tool for connecting, cleaning, and importing data into Salesforce. Free Plan includes up to 20,000 records per month.When we read the page we cite for this offer on 2026-09-19, we could read no amount, tier or rate on the page, and we have read it again since, on 2026-11-01, without confirming the terms above, so we cannot confirm these terms today. 2026-11-01 / 2026-08-22
DB Designer Free Cloud-based Database schema design and modeling tool with a free starter plan of 2 Database models and ten tables per model.When we read the page we cite for this offer on 2026-09-17, we found a change we could not reconcile with the terms we publish, and we have read it again since, on 2026-10-30, without confirming them, so we cannot confirm these terms today. 2026-10-30 / 2026-07-07
DB-IP Free The Free API is limited to 500 daily requests. 2026-11-10
Compare JSON Free An online tool for comparing differences between two JSON data structures, helping you quickly locate the differences in JSON data.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-26, so we cannot confirm these terms today. 2026-10-26 / 2026-08-28
Disease.sh Free A free API providing accurate data for building the Covid-19 related useful Apps.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-10, so we cannot confirm these terms today. 2026-10-10 / 2026-08-25
Doczilla Free SaaS API for generating screenshots or PDFs directly from HTML/CSS/JS code. Hobby plan is free at €0/month with 250 requests/month and 30 requests per minute, no credit card required. Pro is €4.99/month with 2,000 requests/month and 120 requests per minute. 2026-10-26
Doppio Free Managed API to generate and privately store PDFs and Screenshots using top rendering technology. The free plan allows 400 PDFs and Screenshots per month. 2026-11-10
DynamicDocs Free Generate PDF documents with JSON to PDF API based on LaTeX templates. The free plan allows 50 API calls per month and access to a library of templates. 2026-11-11 / 2026-07-07
Financial Data Free Stock market and financial data API. Free plan allows 300 requests per day. 2026-11-07
FormatJSONOnline.com Free A free, browser-based tool to format, validate,compare and minify JSON data instantly. 2026-11-01
FreeIPAPI Free FreeIPAPI is still FREE with no account required! We're introducing subscriptions for users who want to increase the request limit to more than 60 requests per minute. The free tier includes 60 Requests per minute. 2026-10-26 / 2026-07-05
Geolocated.io Free IP Geolocation API with multi-continent servers, offering a free plan with 2,000 requests per day.The page we cite for Geolocated.io states in words that it is free, which confirms the price — the limits stated here come from our own record rather than from that page. 2026-11-07 / 2026-10-16
Invantive Cloud Free A free plan is available with connectors for a specific list of platforms, no user limit, no entrance/setup fees. A 180-day free trial is also offered. Paid plans start at €59/month.We could not read the page we cite for this offer when we last looked, on 2026-11-10, so we cannot confirm these terms today. 2026-09-26 · tried 2026-11-10, no read
IP Geolocation API by ipwho.org Free IP geolocation API. Free forever for side projects, learning and non-profits: 2,000 lookups/day, all features, 100 requests/second burst cap, no card, no support. Commercial use needs a paid plan: $2.50/mo clears you for business use. 16 global data centres.Our read on 2026-11-11 found the page different from the terms we hold, and we hold no confirmation of the terms we publish. 2026-11-11 / 2026-09-26
IP Geolocation Free IP Geolocation API - Forever free plan for developers with a 1,000 requests per day limit. 2026-11-10
IP.City Free 100 Free IP geolocation requests per dayThe page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-10, so we cannot confirm these terms today. 2026-10-10 / 2026-07-08
IP2Location.io Free Freemium, fast, and reliable IP geolocation API. Get data like city, coordinates, ISP, ASN, AS data and more. The free plan includes 50k credits per month. IP2Location.io also offers 500 free WHOIS and hosted domain lookups per month. See domain registration details and find domains hosted on a specific IP. Upgrade to a paid plan for more features.When we last read the page we cite for this offer, on 2026-11-10, we found the same terms as an earlier read we had declined to record, so we cannot confirm these terms today. 2026-11-10 / 2026-08-26
ipaddress.sh Free Simple service to get a public IP address in different [formats](https://about.ipaddress.sh/).We could not read the page we cite for this offer when we last looked, on 2026-11-13, so we cannot confirm these terms today. 2026-07-09 · tried 2026-11-13, no read
ipapi.is Free IP address API with geolocation, ASN and company data and hosting, VPN, proxy, Tor and abuser detection. A free account (API key, no card) gets 1,000 lookups a day with the full response, commercial use included. Without a key, 30 lookups per client IP per UTC day return ownership and location only.
  • Without an API key, lookups are capped at 30 per client IP per UTC day and return ten fields (owner and location). Since September 1, 2026 the VPN, proxy, Tor, hosting and abuser flags need a key, and bulk and ASN lookups are refused without one. (From ipapi.is/free-tier.html, read 2026-11-11.)
  • Since September 21, 2026 the free account's 1,000 requests a day may be used in commercial products; it is not a trial. One account per person or company. (From ipapi.is/changelog.html, read 2026-11-11.)
Our read on 2026-11-11 found the page different from the terms we hold, and we hold no confirmation of the terms we publish.
2026-11-11 / 2026-10-19
ipbase.com Free 1,000 requests a month for $0 on the Free plan, up to 10 requests a minute, no credit card. The Free plan is for testing and non-commercial projects. ipbase.com is an IP geolocation API. The free plan has no VPN or proxy data and no ASN API. Commercial use needs a paid plan. Paid plans start at $9.99 a month.Our read on 2026-11-10 found the page different from the terms we hold, and we hold no confirmation of the terms we publish. 2026-11-10 / 2026-10-20
IPLocate Free IP Geolocation API, free up to 1,000 requests/day. Includes proxy/VPN/hosting detection, ASN data, IP to Company, and more. IPLocate also offers free downloadable IP to Country and IP to ASN databases in CSV or GeoIP-compatible MMDB formats.The page we cite for IPLocate states in words that it is free, which confirms the price — the limits stated here come from our own record rather than from that page. 2026-10-31
IPTrace Free Superseded: As of 2026-08-28, iptrace.io reads: The page offers Standard ($10/200k requests), Basic ($49/500k requests), and Pro ($99/1M requests) plans. A free API key is mentioned as available through ipstack. We are not publishing our stored IPTrace terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ 2026-11-10 / 2026-07-08
JSON IP Free Returns the Public IP address of the client it is requested from. No registration is required for the free tier. Using CORS, data can be requested using client-side JS directly from the browser. Useful for services monitoring change in client and server IPs. Unlimited Requests. 2026-11-10
JSON to Table Free Convert JSON into an interactive table for quick viewing, editing, and sharing online. 2026-11-10
JSONGrid Free Free tool to Visualize, Edit, Filter complex JSON data into beautiful tabular Grid. Save and Share JSON data over link link.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-10, so we cannot confirm these terms today. 2026-10-10 / 2026-07-06
JSONSwiss Free JSONSwiss is a powerful online JSON viewer, editor, and validator. Format, visualize, search, and manipulate JSON data with AI-powered repair, tree view, table view, code generation in 12+ programming languages, convert json to csv, xml, yaml, properties and more. 2026-11-10 / 2026-10-20
KillBait API Free KillBait API allows users to submit URLs for content evaluation, detecting potential clickbait and categorizing articles. The API is designed for moderate publishing frequency, with limits of 1 submission per hour and 10 per day. Media partners can request higher limits. 2026-10-30
Market Data API Free Provides real-time and historical financial data for stocks, options, mutual funds, and more. The Free Forever API tier allows for 100 daily API requests at no charge.When we last read the page we cite for this offer, on 2026-10-26, we found the same terms as an earlier read we had declined to record, so we cannot confirm these terms today. 2026-10-26 / 2026-07-08
News API Free Search news on the web with code, and get JSON results. Developers get 100 queries free each day. Articles have a 24 hour delay. 2026-11-03
numlookupapi.com Free 250 requests a month for $0 on the Free plan, up to 10 requests a minute, no credit card. The Free plan is for testing and personal projects. numlookupapi.com is a phone number validation API. Requests stop at the limit until the next month. Commercial use needs a paid plan. Paid plans start at $9.99 a month.Our read on 2026-11-10 found the page different from the terms we hold, and we hold no confirmation of the terms we publish. 2026-11-10 / 2026-10-20
PDF-API.io Free PDF Automation API, visual template editor or HTML to PDF, dynamic data integration, and PDF rendering with an API. The free plan comes with one template, 100 PDFs/month. 2026-11-11
pdfEndpoint.com Free Effortlessly convert HTML or URLs to PDF with a simple API. One hundred conversions per month for free. 2026-10-24
Pixela Free Free daystream database service. All operations are performed by API. Visualization with heat maps and line graphs is also possible.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-10, so we cannot confirm these terms today. 2026-10-10 / 2026-07-08
ProxySentry Free IP API that detects residential proxies and VPNs. ProxySentry.io offers a free tier with 10k requests per month on rapidapi.com.ProxySentry's pricing page has not resolved for us since 2026-09-15. 2026-09-09 / 2026-09-08 · tried 2026-11-08, no read
Rendi Free FFmpeg API - A REST API for FFmpeg, run FFmpeg online without handling the infrastructure. Free tier with monthly processing quota and 4 vCPUs available. 2026-11-10 / 2026-10-19
ROBOHASH Free Web service to generate unique and cool images from any text.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-10, so we cannot confirm these terms today. 2026-10-10 / 2026-07-10
SmartParse Free SmartParse is a data migration and CSV to API platform that offers time- and cost-saving developer tools. The Free tier includes 300 Processing Units per month, Browser uploads, Data quarantining, Circuit breakers, and Job Alerts. 2026-11-11
Sqlable Free A collection of free online SQL tools, including an SQL formatter and validator, SQL regex tester, fake data generator, and interactive database playgrounds.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-10, so we cannot confirm these terms today. 2026-10-10 / 2026-07-06
Supportivekoala Retired There is no free tier: supportivekoala.com no longer serves the product. Checked 2026-09-01, the domain redirects to buyingpropertysingapore.com, which serves an online gambling site, so the expired domain has been taken over by an unrelated party. The former offer was template-based image autogeneration with 50 images per month on the free plan. 2026-10-16 / 2026-07-14
The IP API Free IP Geolocation API with 1000 free requests / day. Provides information about the location of an IP address, including country, city, region, and more. 2026-11-10
Tomorrow.io Weather API Free Tomorrow.io offers a free tier with access to 60+ data layers, 5-Day Forecast, Weather Timelines, Core Weather Data Layers, Industry-Based Insights Templates, 24 hours Historical Weather Data, and 1 automatically monitored Location. Enterprise plans offer more features like 14-Day Forecast, Custom SLAs, and access to Premium Data Layers. 2026-11-11
UniRateAPI Free Free Tier $0 /month Perfect for testing and personal projects 870+ currencies (FIAT + Crypto) Historical forex data 200 requests/day EU VAT rates included Precious metals API 2026-10-26 / 2026-07-07
vatcheckapi.com Free Simple and free VAT number validation API. 150 free validations per month. 2026-11-11
WeatherXu Free Global weather data including current conditions, hourly and daily forecasts, and weather alerts via our API. Integrating AI models and ML systems to analyze and combine multiple weather models to deliver improved forecast accuracy. Free tier includes 10,000 API calls/month.When we last read the page we cite for this offer, on 2026-11-07, we could read no amount, tier or rate on the page, so we cannot confirm these terms today. 2026-11-07 / 2026-10-16
Zipcodebase Free Free Zip Code API, access to Worldwide Postal Code Data. 5,000 free requests/month. 2026-11-10
Zipcodestack Free 1,000 requests a month for $0 on the Free plan, up to 10 requests a minute, no credit card. The Free plan is for testing and personal projects. Zipcodestack is a ZIP and postal code API. The free plan includes 1 API key. Commercial use needs a paid plan. Paid plans start at $34.99 a month. 2026-11-11
DevToolLab Free Online developer tools offering free access to all basic tools, with the ability to auto save one entry per tool, standard processing speed, and community support.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-10, so we cannot confirm these terms today. 2026-10-10 / 2026-07-11
StreamBackdrops Free HD editions are available from $4.99. Free samples are available with no signup.The page we cite for this offer does not name it when we last looked, on 2026-10-16, so we cannot confirm these terms today. 2026-10-16 / 2026-07-08
Visual Debug Free A Visual feedback tool for better client-dev communication 2026-11-10 / 2026-10-19
shields.io Free Quality metadata badges for open source projectsThe page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-11, so we cannot confirm these terms today. 2026-10-11 / 2026-07-10
CodeKeep Free Google Keep for Code Snippets. Organize, Discover, and share code snippets, featuring a powerful code screenshot tool with preset templates and a linking feature.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-22, so we cannot confirm these terms today. 2026-10-22 / 2026-07-11
libraries.io Free Search and dependency update notifications for 32 different package managers, free for open sourceThe page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-11, so we cannot confirm these terms today. 2026-10-11 / 2026-07-08
Namae Free Search various websites like GitHub, Gitlab, Heroku, Netlify, and many more for the availability of your project name.We could not read the page we cite for this offer when we last looked, on 2026-11-09, so we cannot confirm these terms today. 2026-04-23 · tried 2026-11-09, no read
numverify Free Global phone number validation and lookup JSON API. Free Plan: 100 API requests a month, non-commercial use only, no support. Paid plans: $14.99/month (5,000 requests), $59.99/month (50,000 requests) and $129.99/month (250,000 requests), all for commercial use.Our read on 2026-10-31 found the page different from the terms we hold, and we hold no confirmation of the terms we publish. 2026-10-31 / 2026-07-20
veriphone Free Offers 1,000 free validations every month. One-time credit packs from $24 (10,000 credits) or monthly plans starting at $39 (50,000/month). 2026-11-13
BackgroundStyler.com Retired There is no free tier: backgroundstyler.com no longer serves the product. Checked 2026-09-05, the domain returns HTTP 200 with no redirect and its title is "Langit77 : Pusat Situs Resmi Online Slot Pasti Menang" - an Indonesian online slot-gambling site, which names "Langit77" 43 times and never names BackgroundStyler. The expired domain has been taken over by an unrelated party. The former offer was aesthetic screenshots of code, text or images for sharing on social media. 2026-11-09 / 2026-07-21
Base64 decoder/encoder Free Online free tool for decoding & encoding data.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-14, so we cannot confirm these terms today. 2026-10-14 / 2026-07-22
BinShare.net Free Create & share code or binaries. Available to share as a beautiful image e.g. for Twitter / Facebook post or as a link e.g. for chats or forums.We could not read the page we cite for this offer when we last looked, on 2026-11-12, so we cannot confirm these terms today. 2026-07-21 · tried 2026-11-12, no read
Blynk Free A SaaS with API to control, build & evaluate IoT devices. Free Developer Plan with 5 devices, Free Cloud & data storage. Mobile Apps are also available. 2026-11-05
Bricks Note Calculator Free a note-taking app (PWA) with a powerful built-in multiline calculator.We could not read the page we cite for this offer when we last looked, on 2026-10-29, so we cannot confirm these terms today. 2026-09-15 / 2026-07-24 · tried 2026-10-29, no read
Carbon.now.sh Free create and share code snippets in an aesthetic screenshot-like image format. Usually used to aesthetically share/show off code snippets on Twitter or blog posts.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-29, so we cannot confirm these terms today. 2026-10-29 / 2026-07-24
Codepng Free Create excellent snapshots from your source code to share on social media.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-14, so we cannot confirm these terms today. 2026-10-14 / 2026-07-20
CodeToImage Free Create screenshots of code or text to share on social media. 2026-11-05
Cronhooks Free Schedule on-time or recurring webhooks. The free plan allows 5 ad-hoc schedules.When we last read the page we cite for this offer, on 2026-10-31, we found the same terms as an earlier read we had declined to record, so we cannot confirm these terms today. 2026-10-31 / 2026-07-23
datelist.io Free Online booking / appointment scheduling system. Free up to 5 bookings per month, includes 1 calendarThe page we cite for this offer does not name it when we last looked, on 2026-10-14, so we cannot confirm these terms today. 2026-10-14 / 2026-07-21
Domain Forward Free A straightforward tool to forward any URL or Domain. Free up to 5 domains and 200k requests per month. 2026-11-13
Exif Editor Free View, Edit, Scrub, Analyze image/photo metadata in-browser instantly - including GPS location and metadata. 2026-11-05
Format Express Free Instant online format for JSON / XML / SQL.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-14, so we cannot confirm these terms today. 2026-10-14 / 2026-07-21
Hook Relay Free Add webhook support to your app without the hassles: done-for-you queueing, retries with backoff, and logging. The free plan has 100 deliveries per day, 14-day retention, and 3 hook endpoints. 2026-11-07
Hosting Checker Free Check hosting information such as ASN, ISP, location and more for any domain, website or IP address. Also includes multiple hosting and DNS-related tools.Hosting Checker's pricing page has not resolved for us since 2026-09-30. 2026-09-20 · tried 2026-11-05, no read
newreleases.io Free Receive notifications on email, Slack, Telegram, Discord, and custom webhooks for new releases from GitHub, GitLab, Bitbucket, Python PyPI, Java Maven, Node.js NPM, Node.js Yarn, Ruby Gems, PHP Packagist, .NET NuGet, Rust Cargo and Docker Hub.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-14, so we cannot confirm these terms today. 2026-10-14 / 2026-07-23
OnlineExifViewer Free View EXIF data online instantly for a photo including GPS location and metadata. 2026-11-06
PDFMonkey Free Manage PDF templates in a dashboard, call the API with dynamic data, and download your PDF. Offers 20 free documents per month. 2026-11-13
Pika Code Screenshots Free Create beautiful, customizable screenshots from code snippets and VSCode using the extension. 2026-11-13
ray.so Free Create beautiful images of your code snippets.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-05, so we cannot confirm these terms today. 2026-10-05 / 2026-07-27
redirect.pizza Free Easily manage redirects with HTTPS support. The free plan includes 5 domains and 250,000 requests per month. 2026-11-06
redirection.io Free SaaS tool for managing HTTP redirections for businesses, marketing and SEO. 2026-11-05
Renamer.ai Free AI-powered file renaming tool with OCR, metadata extraction, and automation for 20+ languages. Free tier: 25 files/month, including desktop app, batch rename, auto-rename, and normal support. 2026-10-29 / 2026-07-24
Smartcar API Free An API for cars to locate, get fuel tank, battery levels, odometer, unlock/lock doors, etc. 2026-11-05
snappify Free Enables developers to create stunning visuals — The Free plan includes 3 snaps, 5 slides per presentation (with watermark), 1 code editor per slide, 100MB image upload limit, and 0 folder storage. It also includes 5 AI explanations per month. 2026-10-29 / 2026-07-19
Sunrise and Sunset Free Get sunrise and sunset times for a given longitude and latitude. 2026-10-25
superfeedr.com Free Real-time PubSubHubbub compliant feeds, export, analytics. Free with less customizationThe page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-14, so we cannot confirm these terms today. 2026-10-14 / 2026-07-22
SurveyMonkey.com Free Create online surveys. Analyze the results online. The free plan allows only 10 questions and 100 responses per survey.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-14, so we cannot confirm these terms today. 2026-10-14 / 2026-07-23
UUID Generator Free Generate UUID v1, UUID v4, UUID v7, GUID, Nil UUIDs, CUID v1/v2, NanoID, and ULID instantly with enterprise-gradeWe could not read the page we cite for this offer when we last looked, on 2026-10-30, so we cannot confirm these terms today. 2026-09-15 · tried 2026-10-30, no read
Versionfeeds Free Custom RSS feeds for releases of your favorite software — Free 3 custom Feeds 25 Applications per Feed Feeds updated daily Basic supportThe page we cite for Versionfeeds states in words that it is free, which confirms the price — the limits stated here come from our read of the vendor's page on 2026-08-28. 2026-10-29
videoinu Free Create and edit screen recordings and other videos online.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-14, so we cannot confirm these terms today. 2026-10-14 / 2026-07-21
Volume Shader BM Free Free browser-based GPU benchmark (WebGL). Helps developers test and compare shader performance reproducibly across browsers and devices.The page we cite for Volume Shader BM names a plan but states no amount, so these limits come from our own record rather than from that page. 2026-11-03
Webacus Free Access a wide range of free developer tools for encoding, decoding, and data manipulation. 2026-11-05
XKit Free A collection of free online tools designed to make life easier for developers, students, and everyday users. Include a wide range of Developer tools, Diff/Compare tools, Calculators, Converters and Generators.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-10-07, so we cannot confirm these terms today. 2026-10-07 / 2026-09-18
Dadroit V Web Free In-browser JSON viewer for large files. Tree view, RegEx search, export, and URL loading with Bearer/Basic auth. Fully client-side, no data uploaded. Free. 2026-11-11
Google Cloud Shell Always Free Always Free: browser-based terminal with 5 GB persistent disk, pre-installed tools (gcloud, kubectl, docker, git), and built-in code editor. The default weekly quota is 50 hours of use. Sessions are capped at 12 hours, and non-interactive sessions end after 40 minutes. Cloud Shell deletes the $HOME directory after 120 days without access. 2026-11-06
Strale Pay-per-use Business data APIs for AI agents: 298+ capabilities across 25 countries by Strale's count (read 2026-10-07), including IBAN validation, VAT lookup, sanctions screening and company data. Callable over MCP, A2A or REST with an API key, or per call over x402 in USDC on Base with no API key or signup.The page we cite for Strale states in words that it is free, which confirms the price — the limits stated here come from our own record rather than from that page.Our read on 2026-11-01 found the page different from the terms we hold, and we hold no confirmation of the terms we publish. 2026-11-01 / 2026-10-07
tollbooth Free Open-source x402 payment gateway — gate any API behind micropayments with YAML config. Self-hosted, supports USDC on Base. Enables any developer to monetize APIs for AI agents without building payment infrastructure. 2026-11-01

Frequently Asked Questions

What is the best free dev utilities service?
We publish no ranking of these. Nothing we record measures popularity or generosity, so naming a best or a top few would be our preference rather than our data. We hold 109 Dev Utilities services in our catalogue, listed in the table above with each one's tier, published terms and the read and catalogue dates we hold. 106 of them state a free tier we hold as current and 3 do not — the tier column says which. Our ranking rule is published at /criteria.
How many free dev utilities tools are there?
We track 109 dev utilities services on AgentDeals, 106 of which state a free tier we hold as current. These range from generous always-free tiers to limited trial periods. Of the 109 Dev Utilities entries we hold, 63 carry terms a read confirmed in the last 90 days.
How stable are dev utilities free tiers?
19 pricing changes have been recorded across dev utilities vendors. Check our Stability Dashboard for per-vendor details.
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