# CertTool — What's in my certificate?

> What's in my certificate? (iPhone/iPad app by Tim Wilbrink.)

- Source: https://appshunter.io/ios/app/certtool/id6742362154 (this page in markdown: same URL + `.md`)
- Developer: [Tim Wilbrink](https://appshunter.io/developer/412396045)
- Category: Developer Tools
- Price: Free
- Age rating: 4+
- Requires: iOS 16.6 · 6 MB
- Languages: American English, German (Germany)
- Released: 2025-08-11
- Data updated: 2026-07-06
- User reviews in markdown: https://appshunter.io/ios/app/certtool/id6742362154/reviews.md

## What is CertTool?

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.


## Version history (last 2 releases)

### 1.0.1 — 2025-10-11

Now with the latest UI!

### 1.0 — 2025-08-12

No release notes.

## Apps similar to CertTool

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [CertScope](https://appshunter.io/ios/app/certscope/id6738808201) | — | Free | Developer Tools |
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| [ProxMate for Mail Gateway](https://appshunter.io/ios/app/proxmate-for-mail-gateway/id6764403212) | — | Free | Developer Tools |
| [GoShell](https://appshunter.io/ios/app/goshell/id6753917714) | 4.0 (1) | Free | Developer Tools |
| [DevGear - Developer utilities](https://appshunter.io/ios/app/devgear-developer-utilities/id6759722730) | — | Free | Developer Tools |
| [Developer Tools - Tooly](https://appshunter.io/ios/app/developer-tools-tooly/id6639614589) | — | Free | Developer Tools |

## More apps by Tim Wilbrink

- [Stechuhr X](https://appshunter.io/ios/app/stechuhr-x/id412396042)
- [Meiern](https://appshunter.io/ios/app/meiern/id422359760)
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- [Tic Tac Toe !](https://appshunter.io/ios/app/tic-tac-toe/id1043839699)
- [QR-Widget](https://appshunter.io/ios/app/qr-widget/id1572089470)
- [Commute Counter](https://appshunter.io/ios/app/commute-counter/id6444764430)

All apps by Tim Wilbrink: https://appshunter.io/developer/412396045

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-06.*