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iChm vs SMTP Diag Tool

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

iChm

iChm

Office & Productivity

iChm is a free, open source CHM file reader for Windows, Linux and macOS. It allows viewing and searching CHM files with a simple and clean interface.

chmreaderviewerdocshelp-files
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.

smtpemaildiagnostictroubleshooting