Free Tool · No sign-up

Free Microsoft Tools

Handy, free tools for Microsoft Office and Windows. No sign-up, no email — just clear, honest answers.

Office Version Checker

Find out exactly which Microsoft Office version you have and whether it’s still supported by Microsoft.

Windows Product Key Checker

Check the format of a Windows product key and learn how to find your key and confirm activation.

Office Compatibility Checker

See which version of Office works with your Windows or Mac, based on Microsoft’s system requirements.

Office Deployment Calculator

Work out how many licenses your team needs and the total cost, using real prices from our catalog.