Dev tools · alternatives · 2026
24 alternatives to SMTP‑Test.com
One‑click SMTP server test with real‑time protocol logs
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
- 1AF
This is a side project of mine. Use this as your SMTP server in a test environment to guarantee that your users don't receive test emails. Looking for feedback, especially on the security side.
2024 · fakemail.stream · its alternatives →
- 2
A fast and free, online way to send a test email
2022 · sendtestemail.com · its alternatives →
- 3FS
2017 · develmail.com · its alternatives →
- 4
SMTP Debug Tool▲346Test and debug your SMTP connection, quickly and for free
2023 · smtpdebug.com · its alternatives →
- 5
Check & verify email server online.
2025 · smtpprovider.com · its alternatives →
- 6
MailSnag▲83Automated email testing for dev/staging/QA/CI environments
2018 · mailsnag.com · its alternatives →
- 7
The first free and accurate email verification service
2020 · gmass.co · its alternatives →
- 8
Preview, analyze & test emails with one click
2022 · inboxpirates.com · its alternatives →
- 9
- 10
Mailnest▲100Sandbox Email testing tool for IT product, service companies
2020 · mailnest.io · its alternatives →
- 11
- 12
Mailtrap.io▲125Fake SMTP. Send Test Emails without spamming real customers
2014 · mailtrap.io · its alternatives →
- 13
- 14
1SecMail▲112Free disposable email that actually arrives in real time
2025 · tmaily.com · its alternatives →
- 15
MailCue▲82Run as a fully hardened production email server.
Apr 2026 · olib-ai.github.io · its alternatives →
- 16
Check why your emails go to spam — instantly.
Nov 2025 · mailtested.com · its alternatives →
- 17
- 18
InboxTap▲3Test email flows locally, without risking real inboxes
Jul 2026 · inboxtap.dev · its alternatives →
- 19
Business email on your own domain, live in five minutes
Aug 2026 · supermailos.com · its alternatives →
- 20
Cleanmails - Unlimited email verification
Jan 2026 · its alternatives →
- 21
Verify an email address typed in your form in real-time
2020 · app.thechecker.co · its alternatives →
- 22TY
E-Mail IP Leak Test is a free tool for the internet allowing end users to test their e-mail provider
2013 · emailipleaktest.com · its alternatives →
- 23
A local SMTP server for testing your email implementations
2023 · apps.vecode.net · its alternatives →
- 24
Hi HN, Two months ago, we launched MailFrom.dev, a fake SMTP server for developers who want to test email sending without hitting real inboxes – think of it like a simpler, cheaper alternative to Mailtrap or Mailhog with a focus on ease of use. Since then: - We’ve had 55 developers sign up with 4 paid subscription active and 821 test emails sent - Improved stability, speed, and small features our early users needed - Worked hard to add roles (wich will be released later next week) What's improved: - Better UI to inspect headers, bodies, and attachments - Faster inbox refresh and sync between…
2025 · mailfrom.dev · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →