Compare 59+ free email tools — Resend, Brevo, Mailjet, SendGrid, Mailchimp, SimpleLogin, Proton Mail, and more. Exact free tier limits by email domain. Verified April to September 2026.
Email infrastructure is one of the most fragmented developer tool categories. SendGrid slashed its free tier to just 100 emails/day. Mailgun eliminated free access entirely. But the alternatives have never been better — Resend offers 3,000 emails/month with a modern developer experience, Brevo provides 300/day with unlimited contacts, and Mailjet gives you 6,000/month.
This page compares every free email tool in our index — 55 tools across transactional APIs, marketing platforms, verification services, forwarding/alias tools, and more. Whether you need a SendGrid alternative or free email aliases for privacy, we have the comparison with exact free tier limits.
Recent Email Tool Pricing Changes
SendGrid: Perpetual free tier (100 emails/day) eliminated. Replaced with 60-day trial only. Paid plans start at $19.95/month Source ↗
SendGrid Accelerate: SendGrid Accelerate startup program discontinued. sendgrid.com now redirects to twilio.com. Twilio explicitly states ... Source ↗
Resend: The free tier now has a limit of 3,000 emails/month (100/day) and includes 3 domains. Previously 3K emails/month (100... Source ↗
APIs for sending transactional email — password resets, welcome emails, receipts, and notifications. Resend leads with a modern developer experience and React Email templates. Mailjet offers the highest free volume at 6,000/month.
Email framework as a service, that adds templates, automations, history, etc to your own SMTP server (E.g. AWS, Maileroo, Gmail). Free up to 100 emails/day, no time limit.
1,000 contacts, 4,000 emails per 30 days (marketing + transactional). All features included. Transactional-only recipients don't count toward contact limit
Tools for verifying email addresses, checking DKIM/SPF records, and improving deliverability. Essential for maintaining sender reputation and reducing bounces.
Email forwarding services and alias generators for privacy. SimpleLogin (ProtonMail-owned) and AnonAddy are both open source and let you create unlimited aliases to protect your real email address.
Superseded: As of 2026-08-28, burnermail.io reads: The page encourages users to sign up and use burner addresses, but does not detail any free tier offerings. It states "Why We’re Removing Burner Mail’s Free Plan Read more →". We are not publishing our stored Burnermail terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓
Superseded: As of 2026-08-28, dnsexit.com reads: DNSExit offers free Dynamic DNS, Remote Access, and SSL certificates. Business Email and Outgoing Mail Relay 'Starts with Free plans'. We are not publishing our stored DNSExit terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓
Superseded: As of 2026-08-28, forwardemail.net reads: Free Only supports email forwarding $0 /month for unlimited domains Forward your domain's mail Unlimited inbound email Spam protection 50 MB attachment limit. We are not publishing our stored forwardemail.net terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓
Disposable email addresses and email testing tools for development. Mailtrap provides an email sandbox for QA. EtherealMail generates fake SMTP credentials for testing without sending real emails.
Ethereal is a fake SMTP service, mainly aimed at Nodemailer and EmailEngine users (but not limited to). It's an entirely free anti-transactional email service where messages never get delivered.
Superseded: As of 2026-09-10, inboxkitten.com reads: Inboxkitten is a free, open-source disposable email service. Self-hosting is available for $0/month, but requires Firebase and Mailgun accounts (which have their own free tiers). Emails auto-delete after several hours (officially 3 days according to mailgun). We are not publishing our stored inboxkitten.com terms beside it — our own pricing change record, discovered 2026-09-10, names them as the previous ones. Read what we recorded ↓
End-to-end encrypted email providers focused on privacy. Tuta offers a free tier with full encryption — no ads, no tracking. See also Proton Mail in our Consumer Email category.
Free secure email account service provider with built-in end-to-end encryption, no ads, no tracking. Free 1GB storage, one calendar (Tuta also have an [paid plan](https://tuta.com/pricing).). Tuta is also partially [open source](https://github.com/tutao/tutanota), so you can self-host.
This is not an entire email server; this is just an email client that you can use to send emails right from the client without exposing your credentials, the free tier has 200 monthly requests, 2 email templates, Requests up to 50Kb, Limited contacts history.
Waitlist management software for product launches. Create branded waitlist pages, collect and verify email subscribers, manage signups with tags and analytics. Free plan includes 100 subscribers/month, 1 waitlist, and API access.
Superseded: As of 2026-08-28, addy.io reads: Free $ 0 /month Sign Up Unlimited Standard Aliases 10 Active Shared Domain Aliases 1 Recipient (real email address) 2 Available Alias Domains 10MB Monthly Bandwidth Limit. We are not publishing our stored addy.io terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓
Superseded: As of 2026-08-28, mail.aionda.com reads: Free tier includes up to 25 disposable addresses, encrypted mailbox, calendar & contacts. Plus tier is €1.99/month for up to 10,000 disposable addresses, unlimited forwarding, custom domains, calendar invitations, and 1 GB encrypted drive. Enterprise tier starts at €1.49/employee/month. We are not publishing our stored Aionda Mail terms beside it — our own pricing change record, discovered 2026-08-28, names them as the previous ones. Read what we recorded ↓
Transactional and bulk email API/SMTP. No perpetual free tier: new AWS accounts get up to $200 in AWS Free Tier credits usable across eligible services, the free plan runs for 6 months after account creation, and credits expire 12 months after account creation. $0.10 per 1,000 outbound emails after that, plus EC2 compute and data transfer if you send from AWS.
Free MIT-licensed self-hosted mail server for websites and web servers — an open-source stand-in for Sendgrid, Mailgun or Postmark that you run yourself. No hosted or paid plan is offered; the only cost is the infrastructure you send from.
Resend leads the modern transactional email space with React Email integration and 3K emails/month free. Brevo offers the most generous marketing free tier with 300 emails/day and unlimited contacts. For privacy, SimpleLogin and AnonAddy are both open source with self-hosting options. Verified April to September 2026.
Best Free LLM APIs in 2026— 25+ free LLM API providers compared — proprietary model APIs, open-model inference platforms, and AI gateways with exact rate limits
Best Free API Development Tools in 2026— 39+ free API development tools compared — REST/GraphQL clients, mocking, documentation, marketplaces, and integration platforms
The Complete Free Startup Stack for 2026— Complete free SaaS infrastructure stack — 10 categories with recommended picks, scaling guidance, and stability ratings
The Complete Free AI/ML Stack for 2026— Complete free AI/ML development stack — 10 categories with recommended picks, scaling guidance, and stability ratings
The Complete Free DevOps Stack for 2026— Complete free DevOps infrastructure stack — 10 categories with recommended picks, scaling guidance, and stability ratings
The Complete Free Frontend Stack for 2026— Complete free frontend/Jamstack development stack — 10 categories with recommended picks, scaling guidance, and stability ratings
The Complete Free Next.js Stack for 2026— Complete free Next.js full-stack infrastructure — 10 layers with recommended picks, growth cost analysis, and stability ratings
Vercel vs Netlify Free Tier Comparison— Deep comparison of Vercel and Netlify free tiers — bandwidth, functions, builds, commercial use, and scaling costs
Neon vs Supabase Free Tier Comparison— Deep comparison of Neon and Supabase free tiers — database-only vs full platform, branching, auth, storage, and scaling costs
Railway vs Render Free Tier Comparison— Deep comparison of Railway and Render free tiers — usage-based vs fixed pricing, databases, sleep behavior, and scaling costs
Datadog vs New Relic Free Tier Comparison— Deep comparison of Datadog and New Relic free tiers — per-host vs per-GB pricing, APM, logs, synthetics, and scaling costs
Free Tier Risk Index— Predictive risk analysis for 37 developer free tiers — grades dated and scored against what happened next, category heatmap, pattern analysis, counter-trends
Gemini API Pricing 2026— Gemini API billing guide — spend caps ($250-$100K+/mo), prepaid billing, 3.1 Pro paid-only, free tier changes, 8-provider comparison
Google Gemini API Pricing Overhaul Guide— Gemini API pricing overhaul guide — before/after limits, cost analysis by usage tier, 11 LLM alternatives, migration recommendations by use case
Free Tier Tracker— Q1 2026 free tier erosion report — which developer free tiers were removed, reduced, or expanded
Startup Credits Comparison 2026— The definitive startup credits comparison — 15+ programs across cloud infrastructure, fintech, and developer tools with eligibility requirements, vesting schedules, and stacking strategies
AI Coding Tools Pricing Guide— AI coding tools pricing comparison — free tiers, pro plans, power tiers, and recent March 2026 pricing changes
AI Coding Tools Pricing Comparison 2026— The definitive AI coding tools comparison — 17 tools across IDE, CLI, cloud agent, and app builder categories with free tier analysis and cost breakdowns
CI/CD Tools Pricing Comparison 2026— The definitive CI/CD pricing comparison — 17+ tools across general, cloud-native, mobile, and self-hosted categories with free tier analysis and cost breakdowns
Database Pricing Comparison 2026— The definitive database pricing comparison — 25+ services across managed Postgres, serverless/edge, document/NoSQL, cloud provider, and specialized categories with free tier analysis and cost breakdowns
Vector Database Pricing Comparison 2026— The definitive vector database pricing comparison — 11 services across dedicated cloud, open-source, pgvector, embedded, and serverless categories with free tier analysis for RAG/AI
Cloud Hosting & PaaS Pricing Comparison 2026— The definitive cloud hosting pricing comparison — 15 platforms across PaaS, edge/serverless, full-featured, and static categories with free tier analysis, pricing gotchas, and Railway referral
LLM API Free Tiers & Free Credits 2026— Which LLM APIs have a genuinely free tier or free credits — frontier labs, inference providers, open-source hosts, and specialized services with free tier analysis and token cost breakdowns
AWS Free Tier Complete Guide 2026— Complete AWS free tier guide — every free service, real limits, hidden costs, and Aurora PostgreSQL Serverless (new March 2026)
GCP Free Tier Complete Guide 2026— Complete GCP free tier guide — 30+ always-free products, $300 trial, hidden costs, and comparison with AWS and Azure
Azure Free Tier Complete Guide 2026— Complete Azure free tier guide — 65+ always-free services, $200 trial, Cosmos DB lifetime free tier, and comparison with AWS and GCP
DigitalOcean Free Tier Complete Guide 2026— Complete DigitalOcean guide — $200 free credits, 20% Droplet price cuts, App Platform free tier, per-second billing, and Big Three comparison
Cloud Free Tier Comparison 2026— Side-by-side comparison of AWS, GCP, Azure, and DigitalOcean free tiers — compute, databases, serverless, storage, startup credits, and hidden costs
Testing & QA Tools Free Tier Comparison 2026— Side-by-side comparison of 15+ testing tool free tiers — E2E, visual regression, load testing, API testing, local dev, and the testing cost trap at scale
API Development Tools Free Tier Comparison 2026— Side-by-side comparison of 12+ API development tool free tiers — users, collections, requests, mock servers, local-first vs cloud, and the API tool migration trap
Hosting & PaaS Free Tier Comparison 2026— Side-by-side comparison of 12+ hosting free tiers — bandwidth, compute, build minutes, cold starts, commercial use restrictions, and the hosting cost trap at scale
Developer Security Tools Free Tier Comparison 2026— Side-by-side comparison of 20+ developer security tool free tiers — SAST, SCA, DAST, secrets detection, container security, and the DevSecOps cost trap at scale
State of Developer Free Tiers 2026— Data-driven analysis of 1,547 developer tool free tiers across 60 categories — trends, risks, and recommendations
OpenAI Assistants API Sunset— OpenAI Assistants API sunset August 2026 — migration paths, free AI API alternatives, and cost comparison
Firebase Studio Shutdown Guide— Firebase Studio shutdown guide — free cloud IDE alternatives with compute hours, storage, and collaboration limits compared
Developer Tool Shutdown Tracker 2026— Living tracker of developer tool shutdowns, API sunsets, and deprecation deadlines in 2026 — with migration paths and alternatives
Get email tool recommendations from your AI assistant. Compare transactional APIs, marketing platforms, and email infrastructure — directly in your editor.
claude mcp add agentdeals -- npx -y agentdeals
Works with Claude Desktop, Cursor, Cline, Windsurf → Full setup guide