Mobile app · Backup & sync

Libre Contacts Backup

Offline contact backups with optional encryption.

Completely free
Android
Open source

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Geographic availability: No geographic restriction found in our sources; availability is not checked country by country.

Technical details

Pricing: Completely freeconfirmed by F-Droid
License: GPL-3.0 — Open source (copyleft)confirmed by F-Droid
Open source: Yes
Commercial use: Yesconfirmed by F-Droid
Account required: not documented
Credit card required: Noconfirmed by F-Droid
Watermark: Not applicable
Ads: No
Platforms: AndroidEstablished by Android: F-Droid
Distribution: Available on F-Droid
Publisher: Ashkan Rafiee
Latest version: 2.9.0 (27 October 2026)
Latest activity: 27 October 2026
Source code: github.com/AshkanRafiee/Libre-Contacts-Backup

Overview

Libre Contacts Backup is a backup mobile app, available on Android.

Features described in its F-Droid listing and in its GitHub repository: offline use, data encryption, themes and dark mode.

File formats mentioned: CSV, JSON and VCF.

Requires an internet connection.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information

“Offline contact backups with optional encryption” — F-Droid, 10 November 2026
“A free, open-source, native Android app that backs up your contacts — local-first, private, and fully yours.” — GitHub, 10 November 2026
“Scheduled local backups at a time you choose — daily, weekly on a selected weekday, or monthly on a selected day (if a month is shorter than that day, it runs on the month's last day) — with no internet connection…” — F-Droid, 10 November 2026
“Optional AES-256-GCM password-protected encryption (Android Keystore backed)” — F-Droid, 10 November 2026
“Choose the app language and system, light, or dark theme from the Display menu” — F-Droid, 10 November 2026

At a glance

Libre Contacts Backup is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
No advertising
Commercial use allowed

Sources and checks

Facts collected from F-Droid (credit card, source code, publisher, licence, free status, platforms, ads, commercial use, version) — 6 November 2026
Last technical check: 6 November 2026
Description from F-Droid — F-Droid (citation courte)

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