Is Calibre-Web-Companion safe?

Unofficial companion app for Calibre-Web and Calibre-Web Automated. Browse your book collection and manage your digital library on the go. Built with Flutter and Material You for a modern, intuitive and responsive experience. Available for Android, in 15 languages. Features: - Connect to your Calibre-Web (Automated) server, including reverse-proxy / SSO setups, custom HTTP headers and self-signed…

Developer: doen1el
Category: Multimedia
Earliest archived version: 02 Sept 2026
License: GPL-3.0-only (per F-Droid metadata)

02 / Release notes

Release notes from F-Droid

08 Oct 2026

2.3.3

Feat: New "Use SSO session for downloader" option lets the downloader work behind the same SSO proxy (e.g. Authelia, Authentik) as Calibre-Web, including covers and automatic re-login Fix: The downloader now shows a clear error instead of a JSON error when an auth proxy returns its login page Fix…

Full notes →

02 Sept 2026

2.3.1

Feat: Added support for the djvu book format. Feat: Added ability to press on an authors name in the book details page to view all books by that author. Fix: Library sync now uses the custom download path template (custom columns and truncation included) instead of the default path.

Full notes →

03 / Package identity

Technical fingerprint

Application IDde.doen1el.calibreWebCompanion

Latest APK SHA-256f0ea42b3ca54340d404d24b1ff472a696c9edb6cdc4a47148a05b6440cb79fb7

Signing certificateAA:FA:CF:1E:E4:8C:A6:CF:34:FA:A9:3D:4D:B2:38:4E:83:74:F1:76:26:35:7A:6F:3B:C0:44:73:CD:B7:42:ED

MIN ANDROID24TARGET36ARCHITECTUREarm64-v8a

04 / History

Archive history

2 versions in WIKI archive: earliest 2.3.1 (02 Sept 2026), latest 2.3.3 (08 Oct 2026).

No change in android.permission.* between 2.3.1 and 2.3.3.

05 / Version archive

Documented releases

2 TOTAL

VersionReleasedAndroidArchitecture

2.3.308 Oct 202624+arm64-v8a→2.3.102 Sept 202624+arm64-v8a→

06 / Safety & access

Safety verdict

Authentic — file hash matches the source indexNo ads or tracking flagged by the source

IntegritySHA-256 verified vs source

SourceOpen-source · fdroid

Permissions9 declared · 3 sensitive

Signaturepresent

Anti-featuresNo known anti-features

Sensitive accessCAMERAREAD_EXTERNAL_STORAGEWRITE_EXTERNAL_STORAGE

Declared permissions

android.permission.ACCESS_NETWORK_STATE android.permission.CAMERA android.permission.FOREGROUND_SERVICE android.permission.INTERNET android.permission.READ_EXTERNAL_STORAGE android.permission.RECEIVE_BOOT_COMPLETED android.permission.WAKE_LOCK android.permission.WRITE_EXTERNAL_STORAGE de.doen1el.calibreWebCompanion.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Tracker status: Not assessed by WIKI for Android.

07 / Sources

Evidence ledger

Each entry is a captured public reference backing this record.

RepositorySource package page↗Source codeSource repository↗