CertTool

by Tim Wilbrink · Overall · Free

On the App Store since August 2025 · Data updated 2026-10-18

App Store

CertTool is made and published by Tim Wilbrink. AppBrain is an independent app data site and isn't affiliated with Tim Wilbrink. The app name, icon, screenshots and description belong to Tim Wilbrink and are shown as published on the App Store.

AppBrain's verdict

Last updated: October 11, 2025
Size: 5.72 MB

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Store listing

By Tim Wilbrink, from the App Store

Screenshots by Tim Wilbrink, from the the App Store listing

Description by Tim Wilbrink Written by the developer, not by AppBrain. Click to read.

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.

Official page on the App Store

Safety and technology

Found in the app by AppBrain

Price: Free
App size: 5.72 MB
Content rating: Everyone

Technologies used by CertTool

Releases

Updates seen on the App Store

Version: 1.0.1
Launched: August 2025

No changelog data

Alternatives

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About the app and developer

About CertTool

CertTool is an overall app developed by Tim Wilbrink.

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The app has no ratings yet.

App Information

CertTool is freely available from the App Store. The app size is 5.72 MB. The latest version available is 1.0.1. The last update was on October 11, 2025.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since August 2025.

Developer information for Tim Wilbrink

Tim Wilbrink

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Frequently asked questions about CertTool

Is CertTool free?

Yes. CertTool is free on the App Store.

Is CertTool still available?

Yes. CertTool is on the App Store, and the last update we saw was on October 11, 2025.

How large is CertTool?

CertTool is 5.72 MB.

Is CertTool suitable for children?

App Store rates the content of CertTool as suitable for everyone.

Who made CertTool?

CertTool was developed by Tim Wilbrink. It is listed in the overall category on the App Store.

What are the best alternatives to CertTool?

People looking at CertTool also look at these overall apps: CertScope, CertsCheck, Simple Hex Editor: Read Bytes, ClipMate, Get My IDFA.

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