E2E email & SMS testing
Use disposable or permanent inboxes and phone numbers for reliable integration testing.
Real end-to-end testing
Use real email accounts and phone numbers for deterministic Q.A. testing of critical messaging paths.
Trusted by top companies worldwide
What MailSlurp enables
Test end-to-end with confidence. Use MailSlurp's deterministic messaging platform for critical Q.A.
OTP/2FA testing
Test multifactor sign-up, email verification, password reset, and sms notifications using real email accounts and phone numbers.
Load testing
Create load test expectations and run email blast and system load tests.
Email regression testing
Audit email content and render on real devices and providers.
Email auditing
Powerful email content analysis to catch broken links, missing images, and unsupported features.
Global messaging scale
Emails processed
500 million+
Infrastructure that scales.
Mobile networks
20+
Leverage global telecom networks.
Mature platform
10+ years
Stable and dependable.