Growth · alternatives · 2026
24 alternatives to MailMug.net
SMTP sandbox account.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. MailMug.net launched in 2023; newer entries below may have overtaken it.
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MailSnag▲83Automated email testing for dev/staging/QA/CI environments
2018 · mailsnag.com · its alternatives →
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- 5AF
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 →
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SMTP Debug Tool▲346Test and debug your SMTP connection, quickly and for free
2023 · smtpdebug.com · its alternatives →
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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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SMTP‑Test.com▲103One‑click SMTP server test with real‑time protocol logs
2025 · smtp-test.com · its alternatives →
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Mailnest▲100Sandbox Email testing tool for IT product, service companies
2020 · mailnest.io · its alternatives →
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SendPit▲2SMTP sandbox for email testing for developers and QA teams!
Feb 2026 · sendpit.com · its alternatives →
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MailCue▲82Run as a fully hardened production email server.
Apr 2026 · olib-ai.github.io · its alternatives →
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- 15FS
2017 · develmail.com · its alternatives →
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1SecMail▲112Free disposable email that actually arrives in real time
2025 · tmaily.com · its alternatives →
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mailfloss▲175Remove fake and bounced emails without code or spreadsheets
2019 · mailfloss.com · its alternatives →
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The collaborative email testing platform for modern teams
Dec 2025 · mailsandbox.com · its alternatives →
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Mailtrap.io▲125Fake SMTP. Send Test Emails without spamming real customers
2014 · mailtrap.io · its alternatives →
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A fast and free, online way to send a test email
2022 · sendtestemail.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 →