Verification engine
Syntax, DNS, MX, disposable-domain and role-account checks, plus deep SMTP recipient evidence and catch-all testing when the network permits.
MailVerify Desktop 0.1.12
Free local email-list verification for Windows 10 and Windows 11.
↓ Download for Windows64-bit · approximately 95 MB
Flexible imports
CSV, TSV, TXT, JSON, NDJSON, XLSX, XLS, XLSM, XLSB and ODS files up to 500 MB.
Clean exports
Filter results and export CSV or TXT while preserving useful input fields such as name and company.
Privacy-first desktop
No account, no cloud list upload and no paid verification API. Your list remains on your computer.
Verify your download.
Compare the SHA-256 value below with the downloaded installer before installation.
B323A2595C912AE415B064CDE5FA568D63AF5D95B15F0616DA1DA2346C6633C2Network note
Recipient-level SMTP checks require outbound port 25. When a connection is blocked or throttled, MailVerify reports the result as inconclusive rather than guessing.