Best Mailosaur Alternative — MailCatch vs Mailosaur

Mailosaur is an email and SMS testing platform for QA teams. Strong on compatibility testing and enterprise features.

MailCatch

Free: 50 inboxes/month

From: $10/mo

Mailosaur

Free: No free tier (14-day trial only)

From: $20/mo (Personal)

Feature Comparison

FeatureMailCatchMailosaur
Free tier50 inboxes/month, foreverNo (14-day trial)
Cheapest paid plan$10/mo (200 inboxes)$20/mo (15,000 emails)
API-first designYesYes
Auto OTP extractionYesYes
Long polling (/wait)YesNo
SMS testingNoYes (Core+)
Email compatibility testingNoYes (Core+)
Webhook forwardingYes (Pro+)Yes

Why choose MailCatch over Mailosaur

  • Permanent free tier — no credit card required
  • Lower entry price ($10 vs $20/month)
  • Long polling for reliable test synchronization
  • Simpler setup — one API key, instant inboxes

Where Mailosaur wins

  • No SMS testing capability
  • No email client compatibility testing

Frequently Asked Questions

Is MailCatch cheaper than Mailosaur?

Yes. MailCatch has a free forever tier and paid plans from $10/mo. Mailosaur has no free tier (only a 14-day trial) and starts at $20/mo.

Does MailCatch support SMS testing like Mailosaur?

No. MailCatch is email-only. If you need SMS verification testing, Mailosaur offers this on their Core plan and above.

Can MailCatch replace Mailosaur for email testing?

For API-based email testing in CI/CD, yes. MailCatch offers similar core features at a lower price. However, if you need email client compatibility testing or SMS, Mailosaur covers those.

Is MailCatch easier to set up than Mailosaur?

Yes. Sign up, get an API key, and create inboxes on demand via the API. No server configuration or domain setup required.

Ready to try MailCatch?

Start with 50 free inboxes per month. No credit card required.

Get Started Free

Pricing and features as of September 2026. Information sourced from public pricing pages. Visit Mailosaur for current pricing. All trademarks belong to their respective owners.