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Keychain Access vs SMTP Diag Tool

A side-by-side look at Keychain Access and SMTP Diag Tool. For an in-depth review of either product, follow the links below.

Keychain Access

Keychain Access

Security & Privacy

Keychain Access is the built-in password management software for macOS. It enables users to store and manage passwords, keys, certificates and other sensitive credentials securely on their Mac.

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SMTP Diag Tool

SMTP Diag Tool

Network & Admin

SMTP Diag Tool is a free, open-source Windows application used to diagnose issues with sending and receiving emails. It can test SMTP servers, validate email addresses, verify DNS records, and check for common email delivery problems.

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