Binary Eye
Binary Eye is a free, open-source utility app for Android. QR code and barcode scanner with no ads. It has 2,456 GitHub stars and is released under the MIT license, and you can install it from F-Droid and Google Play.
github.com/markusfisch/BinaryEye (opens in a new tab)
Data as of from the GitHub API and the F-Droid index; description from the project's repository or F-Droid listing. Report an error
About Binary Eye
Works in portrait and landscape orientation, can read inverted codes, is Material Design and can also generate barcodes. Uses the ZXing-C++ ("Zebra Crossing") barcode scanning library. Supported barcode formats are: AZTEC, CODABAR, CODE 39, CODE 93, CODE 128, DATA MATRIX, EAN 8, EAN 13, ITF, PDF417, QR CODE, RSS 14, RSS EXPANDED, Telepen, UPC A, UPC E and UPC EAN EXTENSION.
Privacy and F-Droid
F-Droid builds Binary Eye from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
No anti-features flagged on the latest F-Droid build.
Screenshots
Screenshots from the app's F-Droid listing.
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Is Binary Eye free and open source?
Yes. Binary Eye's source code is public on GitHub under the MIT license, which is OSI-approved or FSF-free. F-Droid, which builds it from source, flags no anti-features such as ads or tracking on its latest build.
How do I install Binary Eye?
You can install Binary Eye from F-Droid (package de.markusfisch.android.binaryeye) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: 1.75.6).
Is Binary Eye still maintained?
The repository's most recent commit was on Oct 27, 2026. Its F-Droid listing was last updated on Oct 12, 2026. appsgit only lists apps whose repository had a commit in the last six months.