Best Email Preview Services Alternatives in 2026
Updated
20 apps from email testing software ranked against Email Preview Services on the same published basis.
- 1Email Preview Services vs Mailpit
- 2Email Preview Services vs Twilio Segment
- 3Email Preview Services vs MailHog
- 4Email Preview Services vs MailSlurp
- 5Email Preview Services vs Emailens
- 6Email Preview Services vs EmailQA
- 7Email Preview Services vs GlockApps
- 8Email Preview Services vs Mailinator
- 9Email Preview Services vs Mailtrap Email Sandbox
- 10Email Preview Services vs Postdrop
- 11Email Preview Services vs RenderOps
- 12Email Preview Services vs SMTP Labs
- 13Email Preview Services vs MailTester
- 14Email Preview Services vs Unspam.email
- 15Email Preview Services vs Ethereal Email
- 16Email Preview Services vs MailDev
- 17Email Preview Services vs Mailgun
- 18Email Preview Services vs MailCatcher
- 19Email Preview Services vs Twilio Email Testing
- 20Email Preview Services vs Litmus
Email Preview Services alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Mailpit | 7.4 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | Twilio Segment | 7.2 | Free plan | $120/mo | Web, iOS, Android |
| 3 | MailHog | 7.0 | Free plan | Free | API, Linux, Mac, self-hosted, Web |
| 4 | MailSlurp | 7.0 | Free plan | $19.99/mo | API, Web |
| 5 | Emailens | 6.9 | Free plan | $9/mo | API, Browser, Web |
| 6 | EmailQA | 6.9 | Free plan | $20/mo | API, Web |
| 7 | GlockApps | 6.9 | Free plan | $59/mo | API, Web |
| 8 | Mailinator | 6.9 | Free plan | $79/mo | API, Web |
| 9 | Mailtrap Email Sandbox | 6.9 | Free plan | $17/mo | API, Web |
| 10 | Postdrop | 6.9 | Free plan | $29/mo | Web |
| 11 | RenderOps | 6.9 | Free plan | $10/mo | API, Web |
| 12 | SMTP Labs | 6.9 | Free plan | $7/mo | API, Web |
| 13 | MailTester | 6.8 | Free plan | Free | API, self-hosted, Web |
| 14 | Unspam.email | 6.8 | Free plan | $5/mo | API, Web |
| 15 | Ethereal Email | 6.7 | Free plan | Free | API, Web |
| 16 | MailDev | 6.7 | Free plan | Free | API, self-hosted, Web |
| 17 | Mailgun | 6.5 | Free plan | Free | Web |
| 18 | MailCatcher | 6.3 | No | — | API, Linux, Mac, self-hosted, Web |
| 19 | Twilio Email Testing | 6.3 | No | $15/mo | Web |
| 20 | Litmus | 6.2 | No | $99/mo | API, Browser, Web |
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Questions about Email Preview Services alternatives
What is the best alternative to Email Preview Services?
Mailpit, number 1 in email testing software with a score of 7.4 out of 10. The others here: Twilio Segment, MailHog, MailSlurp and 16 more.
What is the best free alternative to Email Preview Services?
Mailpit is the best-ranked alternative with a free plan. 17 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.