Mailcheck Review 2026
Verification email addresses online in one click
What is Mailcheck?
Mailcheck is an online email verification tool that validates email addresses in bulk or in real-time, using social networks and open data sources to assign a trust rate and remove invalid, disposable, and duplicate emails. It aims to lower bounce rates and improve email deliverability.
Best for
SMB
Use cases
- Cleaning cold email lists
- Reducing bounce rate
- Improving sender reputation
Key features
Real-time email validation
Trust rate scoring
Social network-based verification
Disposable and catch-all detection
Duplicate removal
API
Pricing
Model
freemium
Price range
100 free validations (with billing info); paid plans from $10/mo (1,000 emails) up to enterprise/custom.
Free tier
Yes
Integrations
Mailcheck integrates with 1 tools including:
MailerLite
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