CertTool
What's in my certificate?
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Free
About
If you want to know a little bit about a X.509 certificate CertTool has you covered. Just select a file in PEM or DER format that contains the certificate and it will show you some details. And if you just want to share the certificate to the app, you can do that as well.
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What's New in CertTool
1.0.1
October 11, 2025
Now with the latest UI!
