F-Droid Main Repository

The official F-Droid Free Software repository. Everything in this repository is always built from the source code.

This repo currently serves 3801 apps. To add this repo to your F-Droid client, scan the QR code (click it to enlarge) or use this URL:

https://f-droid.org/repo/

Last updated: 2025-06-28 02:18 UTC

Calculator-inator Ⓝ

1.3.0 / 2023-03-20

GPL-3.0-only

Calculator & Converter

Details Download Source Tracker Changelog

Calculator++

2.3.3 / 2023-11-15

Apache-2.0

Scientific calculator with sleek interface and powerful capabilities

Details Download Source Tracker

CALCVAC-VACLINE

2.01-3 / 2021-05-29

GPL-2.0-only

Calculate logitudinal one-dimensional pressure profiles in vacuum pipes

Details Download Source Tracker Changelog

CalcYou

2.0 / 2024-10-25

GPL-3.0-only

Privacy Focused Calculator app built with MD3

Details Download Web Source Tracker Changelog

CalEF (Calendar Entry Formatter)

1.1.2.1 / 2023-12-04

GPL-3.0-or-later

Create and send Appointment-Confirmation-Message from Android-Calendar-Entry.

Details Download Source Tracker Changelog

Calendar Color

0.5 / 2024-08-06

MIT

Change the calendar color

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Calendar Import-Export

2.8.1 / 2024-09-22

GPL-3.0-only

Import, Export & Backup your calendars using ics files

Details Download Web Source Tracker Changelog

Calendar Trigger

3.2 / 2021-06-18

GPL-3.0-or-later

Trigger actions on calendar events

Details Download Source Tracker Changelog

Calibre-Web-Companion

1.6.5 / 2025-06-07

GPL-3.0-only

Unofficial companion app for calibre web (automated)

Details Download Source Tracker

Call Counter

2.1.1 / 2021-10-18

GPL-3.0-only

Control of the Plan of outgoing calls and sent sms

Details Download Source Tracker Changelog