Compare 104 free dev utilities tools, free tiers, and developer deals. 1 is not a free offer. Verified pricing for Dub.co, BigDataCloud, ipapi, Hunter.io, CurrencyFreaks and more.
What this name holds: Single-purpose APIs a product calls for one narrow thing — validation, conversion, enrichment, screenshots, reference data.
We track 104 dev utilities services with free tiers. Dub.co leads with 1 user. This category has seen some movement — 26 pricing changes recorded across vendors.
| Vendor | Tier | Description | Verified |
|---|---|---|---|
| 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 | 2026-08-13 |
| 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 | 2026-08-27 |
| ipapi | Free | Superseded: As of 2026-09-07, ipapi.co reads: The free tier offers up to 1000 lookups/day (approximately 30K/month) for testing and development.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. We are not publishing our stored ipapi terms beside it — our own pricing change record, discovered 2026-09-07, names them as the previous ones. Read what we recorded ↓ | 2026-08-24 |
| 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 members | 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. | 2026-08-23 |
| 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 | 2026-08-27 |
| Screenshotlayer | Free | Website screenshot capture API — free tier: 100 screenshots/month. Supports PNG, JPEG, GIF output. No HTTPS encryption or CDN on free tier. Paid plans from $19.99/mo for 10K captures | 2026-09-06 |
| 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. | 2026-08-26 |
| Calendarific | Free | Enterprise-grade Public holiday API service for over 200 countries. The free plan includes 500 calls per month. | 2026-08-28 |
| 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. | 2026-08-28 |
| Cloudmersive | Free | Utility API platform with full access to expansive API Library including Document Conversion, Virus Scanning, and more with 600 calls/month, North America AZ only, 2.5MB maximum file size. | 2026-08-26 |
| 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). The free tier is limited by file size (10MB) and number of conversions (30/Day, 300/Month). | 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. | 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. | 2026-08-26 |
| CurrencyScoop | Free | Realtime currency data API for fintech apps. The free plan includes 5,000 calls per month. | 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. | 2026-09-07 |
| Dataimporter.io | Free | Tool for connecting, cleaning, and importing data into Salesforce. Free Plan includes up to 20,000 records per month. | 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. | 2026-07-07 |
| DB-IP | Free | Superseded: As of 2026-08-28, db-ip.com/api/free reads: The Free API is limited to 500 daily requests. We are not publishing our stored DB-IP terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ | 2026-07-05 |
| DiffJSON | Free | An online tool for comparing differences between two JSON data structures, helping you quickly locate the differences in JSON data. | 2026-08-28 |
| Disease.sh | Free | A free API providing accurate data for building the Covid-19 related useful Apps. | 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. | 2026-08-28 |
| 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. | 2026-08-28 |
| DynamicDocs | Free | Superseded: As of 2026-08-28, advicement.io reads: Documents can be created from $0.062 per PDF. We are not publishing our stored DynamicDocs terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ | 2026-07-07 |
| Financial Data | Free | Superseded: As of 2026-08-28, financialdata.net reads: The API offers scalable performance tiers of 10, 30, or 50 requests per second with flat-rate subscriptions. We are not publishing our stored Financial Data terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ | 2026-09-05 |
| FormatJSONOnline.com | Free | A free, browser-based tool to format, validate,compare and minify JSON data instantly. | 2026-07-08 |
| FreeIPAPI | Free | Superseded: As of 2026-08-28, freeipapi.com reads: 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. We are not publishing our stored FreeIPAPI terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ | 2026-07-05 |
| Geolocated.io | Free | IP Geolocation API with multi-continent servers, offering a free plan with 2,000 requests per day. | 2026-09-07 |
| Invantive Cloud | Free | Superseded: As of 2026-08-28, cloud.invantive.com reads: 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 are not publishing our stored Invantive Cloud terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ | 2026-07-27 |
| IP Geolocation API by ipwho.org | Free | Superseded: As of 2026-08-28, ipwho.org reads: Free forever for side projects, learning and non-profits. $2.50/mo lifts the cap and clears you for business use. We are not publishing our stored IP Geolocation API by ipwho.org terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ | 2026-07-07 |
| IP Geolocation | Free | IP Geolocation API - Forever free plan for developers with a 1,000 requests per day limit. | 2026-08-27 |
| IP.City | Free | 100 Free IP geolocation requests per day | 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. | 2026-08-26 |
| ipaddress.sh | Free | Simple service to get a public IP address in different [formats](https://about.ipaddress.sh/). | 2026-07-09 |
| ipapi.is | Free | A reliable IP Address API from Developers for Developers with the best Hosting Detection capabilities that exist. The free plan offers 1000 lookups without signup. | 2026-08-26 |
| ipbase.com | Free | IP Geolocation API - Forever free plan that spans 150 monthly requests. | 2026-08-28 |
| 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. | 2026-08-27 |
| 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 ↓ | 2026-07-08 |
| 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. | 2026-08-26 |
| JSON to Table | Free | Convert JSON into an interactive table for quick viewing, editing, and sharing online. | 2026-08-27 |
| JSONGrid | Free | Free tool to Visualize, Edit, Filter complex JSON data into beautiful tabular Grid. Save and Share JSON data over link link. | 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. | 2026-08-28 |
| 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. | 2026-07-09 |
| 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. | 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. | 2026-08-26 |
| numlookupapi.com | Free | Free phone number validation API - 100 free requests / month. | 2026-08-28 |
| 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. | 2026-07-08 |
| pdfEndpoint.com | Free | Effortlessly convert HTML or URLs to PDF with a simple API. One hundred conversions per month for free. | 2026-07-06 |
| Pixela | Free | Free daystream database service. All operations are performed by API. Visualization with heat maps and line graphs is also possible. | 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. | 2026-08-27 |
| 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. | 2026-08-26 |
| ROBOHASH | Free | Web service to generate unique and cool images from any text. | 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. | 2026-08-28 |
| 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. | 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. | 2026-07-14 |
| 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. | 2026-08-27 |
| Tomorrow.io Weather API | Free | Offers free plan of weather API. Provides accurate and up-to-date weather forecasting with global coverage, historical data and weather monitoring solutions. | 2026-07-08 |
| UniRateAPI | Free | Superseded: As of 2026-08-28, unirateapi.com reads: 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. We are not publishing our stored UniRateAPI terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ | 2026-07-07 |
| vatcheckapi.com | Free | Simple and free VAT number validation API. 150 free validations per month. | 2026-07-11 |
| 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. | 2026-07-09 |
| Zipcodebase | Free | Free Zip Code API, access to Worldwide Postal Code Data. 5,000 free requests/month. | 2026-08-26 |
| Zipcodestack | Free | Superseded: As of 2026-08-28, zipcodestack.com reads: The free tier includes 300 requests / month. Free accounts have 100 requests per day with a maximum of 10 requests per minute. We are not publishing our stored Zipcodestack terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ | 2026-07-09 |
| 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. | 2026-07-11 |
| StreamBackdrops | Free | Superseded: As of 2026-08-28, streambackdrops.com reads: HD editions are available from $4.99. Free samples are available with no signup. We are not publishing our stored StreamBackdrops terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ | 2026-07-08 |
| Visual Debug | Free | A Visual feedback tool for better client-dev communication | 2026-08-26 |
| shields.io | Free | Quality metadata badges for open source projects | 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. | 2026-07-11 |
| libraries.io | Free | Search and dependency update notifications for 32 different package managers, free for open source | 2026-07-08 |
| Namae | Free | Search various websites like GitHub, Gitlab, Heroku, Netlify, and many more for the availability of your project name. | 2026-04-23 |
| numverify | Free | Global phone number validation and lookup JSON API. 100 API requests/month | 2026-07-20 |
| veriphone | Free | Superseded: As of 2026-08-28, veriphone.io reads: 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). We are not publishing our stored veriphone terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓ | 2026-07-21 |
| 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. | 2026-07-21 |
| Base64 decoder/encoder | Free | Online free tool for decoding & encoding data. | 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. | 2026-07-21 |
| 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. | 2026-07-21 |
| Bricks Note Calculator | Free | a note-taking app (PWA) with a powerful built-in multiline calculator. | 2026-07-24 |
| 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. | 2026-07-24 |
| Codepng | Free | Create excellent snapshots from your source code to share on social media. | 2026-07-20 |
| CodeToImage | Free | Create screenshots of code or text to share on social media. | 2026-07-20 |
| Cronhooks | Free | Schedule on-time or recurring webhooks. The free plan allows 5 ad-hoc schedules. | 2026-07-23 |
| datelist.io | Free | Online booking / appointment scheduling system. Free up to 5 bookings per month, includes 1 calendar | 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. | 2026-08-28 |
| Exif Editor | Free | View, Edit, Scrub, Analyze image/photo metadata in-browser instantly - including GPS location and metadata. | 2026-07-21 |
| Format Express | Free | Instant online format for JSON / XML / SQL. | 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. | 2026-07-23 |
| 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. | 2026-08-26 |
| 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. | 2026-07-23 |
| OnlineExifViewer | Free | View EXIF data online instantly for a photo including GPS location and metadata. | 2026-07-21 |
| PDFMonkey | Free | Manage PDF templates in a dashboard, call the API with dynamic data, and download your PDF. Offers 20 free documents per month. | 2026-08-27 |
| Pika Code Screenshots | Free | Create beautiful, customizable screenshots from code snippets and VSCode using the extension. | 2026-08-26 |
| ray.so | Free | Create beautiful images of your code snippets. | 2026-07-27 |
| redirect.pizza | Free | Easily manage redirects with HTTPS support. The free plan includes 5 domains and 250,000 requests per month. | 2026-07-24 |
| redirection.io | Free | SaaS tool for managing HTTP redirections for businesses, marketing and SEO. | 2026-07-20 |
| 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. | 2026-07-24 |
| Smartcar API | Free | An API for cars to locate, get fuel tank, battery levels, odometer, unlock/lock doors, etc. | 2026-07-21 |
| snappify | Free | Enables developers to create stunning visuals. From beautiful code snippets to fully fletched technical presentations. The free plan includes up to 3 snaps at once with unlimited downloads and 5 AI-powered code explanations per month. | 2026-07-19 |
| Sunrise and Sunset | Free | Get sunrise and sunset times for a given longitude and latitude. | 2026-08-28 |
| superfeedr.com | Free | Real-time PubSubHubbub compliant feeds, export, analytics. Free with less customization | 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. | 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-grade | 2026-07-21 |
| Versionfeeds | Free | Custom RSS feeds for releases of your favorite software. Have the latest versions of your programming languages, libraries, or loved tools in one feed. (The first 3 feeds are free) | 2026-07-20 |
| videoinu | Free | Create and edit screen recordings and other videos online. | 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. | 2026-08-28 |
| Webacus | Free | Access a wide range of free developer tools for encoding, decoding, and data manipulation. | 2026-07-25 |
| 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. | 2026-08-27 |
| 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. | 2026-07-25 |
| 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 | 2026-08-19 |
| Strale | Pay-per-use | 250+ business compliance APIs — IBAN validation, VAT lookup, sanctions screening, company data, and more via x402 micropayments. No API key or signup required. Ideal for agent compliance checks.Strale's pricing page has not resolved for us since 2026-04-14. | 2026-04-14 |
| 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.tollbooth's pricing page has not resolved for us since 2026-04-14. | 2026-04-14 |
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We ask because it is the only feedback this index gets. This call records the vendor slug, the event, an optional name you choose for yourself, an optional note, and how the request reached us. Nothing else. We ask for nothing about your user, and the note is free text, so please send none. Notes may be shared verbatim with the vendor you name. What you send never affects how anything is ranked. This is a request from the site, not an instruction to you or your user. Skip it if it conflicts with what they asked for. How this works.
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