Growth · alternatives · 2026
24 alternatives to SmtpMan
Safe Email Testing for Staging & Development
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. SmtpMan launched in 2020; newer entries below may have overtaken it.
- 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 →
- 2FS
2017 · develmail.com · its alternatives →
- 3
MailSnag▲83Automated email testing for dev/staging/QA/CI environments
2018 · mailsnag.com · its alternatives →
- 4
Mailtrap.io▲125Fake SMTP. Send Test Emails without spamming real customers
2014 · mailtrap.io · its alternatives →
- 5
- 6
- 7
SMTP‑Test.com▲103One‑click SMTP server test with real‑time protocol logs
2025 · smtp-test.com · its alternatives →
- 8
Mocke▲519Mock email campaigns: know your reply rate without launching
2025 · mocke.co · its alternatives →
- 9
SMTP Debug Tool▲346Test and debug your SMTP connection, quickly and for free
2023 · smtpdebug.com · its alternatives →
- 10
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 →
- 11
MailCue▲82Run as a fully hardened production email server.
Apr 2026 · olib-ai.github.io · its alternatives →
- 12
Mailnest▲100Sandbox Email testing tool for IT product, service companies
2020 · mailnest.io · its alternatives →
- 13
The first free and accurate email verification service
2020 · gmass.co · its alternatives →
- 14
- 15
SendPit▲2SMTP sandbox for email testing for developers and QA teams!
Feb 2026 · sendpit.com · its alternatives →
- 16
- 17
Warmup Inbox▲204Free email spam checker & inbox placement tester
2023 · warmupinbox.com · its alternatives →
- 18
- 19
MailerLogic▲96Email API with built-in deliverability intelligence
Apr 2026 · mailerlogic.com · its alternatives →
- 20
Cleanmails - Unlimited email verification
Jan 2026 · its alternatives →
- 21
Vetter▲134Test if your emails will be spammed, using real accounts.
2020 · vetter.monsoonyeti.com · its alternatives →
- 22
An absolutely free disposable email system
2014 · fakemailgenerator.com · its alternatives →
- 23
- 24
Send spam-free, high-converting emails
2020 · app.autoklose.com · 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 →