Resend
A modern developer email API with React Email support, free for 3,000 emails a month and Pro at $20 for 50,000.
- Free tier
- By volume
- Cloud
- Developer email API
- Independent sources
- Verified 11 Nov 2026Sources are dated on this profile
- 1 sourceLinked, typed and dated
- Independent third-party sourcesHow this profile was compiled
- Not an endorsementStack18 has not tested this product
What is Resend?
Resend is an email API for developers with a clean API, React Email templates and modern tooling.
- Best forDevelopers building modern apps with React
- Team size fitSmall teams, Mid-size teams
- PricingFree 3,000/mo (100/day); Pro $20 (50,000); Scale $90 (100,000) a month.
- Main limitation100/day cap on free.
- AlternativesPostmark, Mailgun, SendGrid · compare all
Resend overview: who it is for and what it does.
Resend offers a clean email API with React Email support for building templates in code.
An October 2026 guide lists a free tier of 3,000 emails a month (capped at 100 a day), Pro at $20 for 50,000 and Scale at $90 for 100,000.
It notes Resend gets costly at high volume (about $900 a month at 1M emails).
Main problem it solves
Makes email simple for modern developers.
Typical customer segment
Small and mid-size teams.
Target users
- Developers
- Startups
- Indie hackers
Primary use cases
- Transactional email
- React Email
- Notifications
- Product emails
What makes it distinct
- React Email.
- Clean API.
- Generous free tier.
Resend features explained.
Plans (per month)
- Free
- 3,000; 100/day cap.
- Pro
- $20; 50,000.
- Scale
- $90; 100,000.
Developer experience
- API
- Clean.
- Templates
- React Email.
- SDKs
- Modern.
Scale costs
- 1M emails
- ~$900 a month.
- Free cap
- 100 a day.
- Fit
- Startups to mid-size.
Resend pricing and plans.
Figures reported by independent sources; vendor page not reviewed directly. Checked 11 Nov 2026 against Dupple.
Pricing model
Monthly plans by volume.
Free plan
Yes (3,000/mo)
Free trial
Not documented
Resend plans and prices (USD)
Free
$0
Free
3,000 a month.
Pro
$20 per month
Monthly
50,000 emails.
Scale
$90 per month
Monthly
100,000 emails.
Dupple (October 2026).
Prices change. Confirm current plans and terms on the vendor's site before you decide.
Visit official website (external) ↗See alternativesResend integrations, API and platforms.
Important integrations
- React
- Next.js
- Vercel
- Supabase
Supported platforms
- API
- Web
API
Core product is an API.
Data import and export
Not reviewed for this profile.
Integration coverage was not assessed in full. Check Resend's integrations directory and documentation for your tools.
Resend pros and cons.
Strengths, limitations and best fit. Each point cites a source; editorial summaries are not customer reviews.
Top Resend alternatives and competitors.
Postmark
A transactional email service focused on fast, reliable delivery, from $15 a month for 10,000 emails…
Explore →Related productMailgun
A developer email API with analytics, validation and inbound routing, free for 100 emails a day and from…
Explore →Related productSendGrid
Twilio's email platform for transactional and marketing email, from $19.95 a month (Essentials) after a…
Explore →Resend compared with similar transactional email and SMS API services.
Summaries come from each profile. This is a side-by-side aid, not a ranking.
| Product | Pricing model | Starting price | Free tier | Channel | Best for |
|---|---|---|---|---|---|
| Resend | Volume tiers | Free; $20/mo | Yes (3,000/mo) | React developers | |
| Amazon SES | Per 1,000 emails | $0.10/1,000 | Credits only | Lowest cost | |
| MailerSend | Volume tiers | Free; $7/mo | Yes (500/mo) | Email + SMS | Templates + SMS |
| Mailgun | Volume tiers | Free; $15/mo | Yes (100/day) | Developer control | |
| Mailtrap | Volume tiers | Free; $30/mo | Yes (4,000/mo) | Testing + sending | |
| Plivo | Per message | $0.0077/SMS (US) | No | SMS + voice | Low rates |
Resend vs competitors: head-to-head comparisons.
Each comparison has a feature table, pricing side by side, strengths and limits, and best-fit scenarios.
Resend discussions and buying questions.
No published discussions mention this product yet.
Resend questions and answers
What is Resend used for?
Resend is an email API for developers with a clean API, React Email templates and modern tooling. Typical uses include transactional email, react Email, notifications, product emails.
How much does Resend cost?
Free for 3,000 emails a month; Pro is $20 for 50,000 and Scale $90 for 100,000.
Does Resend support React Email?
Yes.
Is Resend expensive at scale?
About $900 a month at 1M emails, per an October 2026 guide.
How does Resend compare with its competitors?
Stack18 publishes head-to-head comparisons of Postmark vs Resend, each with a feature table, pricing and best-fit scenarios.
What are the main alternatives to Resend?
The main alternatives to Resend covered on Stack18 are Postmark, Mailgun and SendGrid. Postmark may suit apps where transactional delivery speed matters. Mailgun may suit developers needing analytics, validation and inbound email. SendGrid may suit teams wanting one vendor for transactional and marketing email. See the Resend alternatives guide for a side-by-side table.
What are the pros and cons of Resend?
Strengths: React Email support. Clean API. Limitations: 100/day cap on free. Costly at high volume.
Who is Resend best for?
Resend may suit developers building modern apps with React; startups; Next.js projects. It may be less suited to very high-volume senders; marketing campaigns.
What integrations does Resend support?
Documented integrations and ecosystem items include React, Next.js, Vercel, Supabase. API: Core product is an API.
When was the Resend profile last verified?
Sources for this profile were last reviewed on 11 Nov 2026. 1 source is listed under Sources, and prices and plans can change, so confirm with the vendor.
Where this information comes from.
- The Best Transactional Email Services in 2026 (updated 14 October 2026) Dupple Third-party Accessed 11 Nov 2026
Secondary-source profile. Vendor pages were not reviewed directly for this profile. Facts and prices are taken from independent third-party sources and may differ from the vendor's current pages. Confirm with the vendor before buying.
Pricing comes from dated 2026 guides; usage-based bills depend on volume, carrier fees and add-ons. Confirm with the vendor before buying. Capabilities were not tested.
Stack18 has not tested this product or received anything from the vendor for this profile. Editorial summaries of vendor information are not endorsements. Confirm details with the vendor before buying.
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