# MIFARE Classic Tool (open-source developer tool)

> MIFARE Classic Tool is a free, open-source developer tool for Android. An NFC app for reading, writing, analyzing, etc. It has 6,436 GitHub stars and is released under the GPL-3.0-only license, and you can install it from F-Droid and Google Play.

This is a low-level tool for reading, writing and analyzing MIFARE Classic RFID tags. It is designed for users who have at least basic familiarity with the MIFARE Classic technology. It provides several features to interact with (and only with) MIFARE Classic RFID-Tags. Read MIFARE Classic tags Save, edit and share the tag data you read Write to MIFARE Classic tags (block-wise) Clone MIFARE Classic tags (Write dump of a tag to another tag; write 'dump-wise') Key management based on dictionary-attack (Write the keys you know in a file (dictionary).

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/ikarus23/MifareClassicTool |
| Platforms | Android |
| Built with | Java |
| GitHub stars | 6,436 |
| License | GPL-3.0-only (open source) |
| F-Droid | https://f-droid.org/packages/de.syss.MifareClassicTool/ (package de.syss.MifareClassicTool) |
| F-Droid anti-features | none flagged |
| Google Play | https://play.google.com/store/apps/details?id=de.syss.MifareClassicTool |
| App Store | not linked |
| Website | https://www.icaria.de/mct/ |
| Official | no |
| Category | Developer & terminal tools |
| Latest release | v4.3.1 (Jan 25, 2026) |
| Last commit | Oct 4, 2026 |

F-Droid builds its apps from source and flags anti-features: https://f-droid.org/en/docs/Anti-Features/

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