Best Email Testing · pricing · Updated June 2026

Mailosaur pricing (2026)

Mailosaur starts at $20/mo (Personal), across 3 plans. Best for QA automation engineers. Every figure links to Mailosaur's own page and the date we captured it.

At a glance

  • Entry price: $20/mo (Personal) · 20% off with annual billing
  • Free tier: No · 14-day trial
  • Compliance: HIPAA — · SOC 2 — · GDPR Yes
  • Best for: QA automation engineers; Software development teams; Test-driven email workflow

Mailosaur plans & pricing

All published Mailosaur plans. Sourced per row; quote-only tiers show no price.
PlanMonthlyAnnualBillingNotesSource
Personal $20 −20% flat 1 primary user (up to 3 total); 1 inbox with unlimited email addresses; 15,000 inbound emails/month (500/day limit); API access; SMTP. Price shown is the published annual-billing rate ($20/mo, $240/year); the page advertises 'Save 20%' vs monthly but does not publish the monthly-billing figure. Email previews add-on from $25/mo extra; SMS testing add-on from $37.50/mo extra. mailosaur.com
Core $50 −20% flat 5 seats; multiple inboxes with unlimited addresses each; 75,000 inbound emails/month (2,500/day); mail rules; auto-forwarding; reply/send; POP3 and IMAP. Price shown is the published annual-billing rate ($50/mo, $600/year); monthly-billing figure not published. Email previews add-on from $25/mo; SMS testing included. mailosaur.com
Enterprise Quote-only custom Custom users/inboxes; SSO (SAML2/OIDC); separate team/project permissions; enterprise security; dedicated account manager; SLA support. Contact sales. mailosaur.com

Last verified 2026-06-18. Re-fetched mailosaur.com/pricing on 2026-06-18: the ONLY published prices are the annual-billing rates of $20/mo (Personal) and $50/mo (Core), each marked 'Save 20%' vs monthly. The monthly-billing rate is NOT published on the page. The draft's monthlyUsd values of $25 and $62.50 were fabricated 'monthly equivalents' and are corrected to the actual published $20/$50 annual-billing rates. Enterprise is contact-sales. 14-day free trial; no forever-free tier.

Capabilities

Integrations: Selenium, Cypress, Playwright, Postman, Robot Framework, Cucumber.

Key features: Automated email testing via API for QA pipelines; Real inboxes with unlimited addresses for each inbox; POP3, IMAP, and SMTP connectivity; Email previews add-on (render testing across clients).

Plan limits: 15,000 inbound emails/month on Personal (500/day); 75,000 inbound emails/month on Core (2,500/day); Email previews and SMS testing are paid add-ons; Published prices are annual-billing rates; monthly-billing rate not published.

Frequently asked questions

How much does Mailosaur cost?

Mailosaur starts at $20/mo (Personal); it has 3 published plans. Verified 2026-06-18.

Is Mailosaur cheaper billed annually?

Yes. Mailosaur publishes a 20% discount for paying annually (on the Personal plan). Verified 2026-06-18.

What are cheaper alternatives to Mailosaur?

Cheaper email testing than Mailosaur (entry $20/mo) include Testi@ at $7/mo, Mailtrap at $17/mo. Verified 2026-06-18.

Does Mailosaur support HIPAA?

Mailosaur HIPAA support: —. SOC 2: —. GDPR: Yes.

Does Mailosaur have a free plan?

Mailosaur free tier: No; 14-day free trial.

Mailosaur vs alternatives

Compare all email testing → · Mailosaur alternatives → · Open data · MCP

Cheaper email testing alternatives

More email testing tools

All email testing ranked →

Related categories