CloudGallery is an Android app that lets you instantly back up all your images to Telegram using Bot API — simple, Secure, and infinite.
Cost / License
- Free
- Open Source (GPL-3.0)
Since
- Since 2026
Platforms
- Android
- F-Droid



Platforms
- Android
- F-Droid
United States

PreviewMaker helps you to put watermarks on a lot of photos. You can use multiple templates (like „do not copy“ stamps or a „sample“ background-writing), chose size and position where the watermark should appear, and even edit color temperature, hue, brightness and contrast.
Cost / License
- Free
- Open Source (Apache-2.0)
Since
- Since 2018
Platforms
- Android
- F-Droid



All data is stored on your device and in your S3 bucket. Messages are end-to-end encrypted and exchanged via a P2P protocol over S3.
Platforms
- Android
- F-Droid



Platforms
- Android
- F-Droid



The privacy friendly Finance Manager helps you keep track of your income and expenses.
Cost / License
- Free
- Open Source (GPL-3.0)
Since
- Since 2023
Platforms
- Android
- F-Droid
Germany
EU



Nostros operates as a nostr client specifically designed for Android devices. The nostr protocol, upon which Nostros is built, is designed to establish a social network that is resistant to censorship. The Nostros platform allows users to generate their own passwords to access...
Cost / License
- Free
- Open Source (Apache-2.0)
Since
- Since 2022
Platforms
- Android
- F-Droid


+6
Cost / License
- Free
- Open Source (MIT)
Since
- Since 2023
Platforms
- Android
- F-Droid
Germany
EU



Platforms
- Android
- F-Droid


Léon - The URL Cleaner removes tracking and other obsolete parameters from a URL before sharing. Its usage is simple, integrating into Android's standard sharing mechanism.
Platforms
- Android
- F-Droid

ForceDoze is an app that forces Doze mode right after you turn off your screen. Instead of waiting for the default time period (30 mins), Doze kicks in immediately. ForceDoze also disables motion sensing, so Doze doesn't activate while in your pocket or while the device is...
Platforms
- Android
- F-Droid



This app collects GPS locations of GSM/UMTS/LTE/CDMA cell towers and sends them to OpenCellID.org database. It is designed to help map the extent of mobile phone network coverage. It is also possible to collect measurements for private purposes and export them to CSV or GPX...
Cost / License
- Free
- Open Source (MPL-2.0)
Since
- Since 2017
Platforms
- Android
- Android Tablet
- F-Droid
Poland
EU



HomeApp is a small and easy to use smart home app with a simple framework. The goal of this application is to make remote execution of predefined features as easy and user-friendly as possible to help you get started with smart home technology.
Cost / License
- Free
- Open Source (GPL-3.0)
Since
- Since 2022
Platforms
- Android
- F-Droid



Cost / License
- Free
- Open Source (GPL-3.0)
Since
- Since 2026
Platforms
- Android
- F-Droid
India



Decision-making app built with Flutter. Roll dice, use the pointer, or flip a coin — let the ninja decide.
Cost / License
- Free
- Open Source (GPL-3.0)
Since
- Since 2026
Platforms
- Android
- F-Droid
- Online
Italy
EU



Override Android's default volume steps with custom step counts. Includes 6000+ headphone EQ profiles and graphic equalizer.
Platforms
- Android
- Android TV
- F-Droid


+4
PrivacyScanner is an Android app built with Kotlin that scans installed applications and helps you review their privacy-related details.
Platforms
- Android
- F-Droid



Simple Meme Creator for Android. Completly ad-free and adds no watermarks. Memes can be created from templates downloaded from the MemeTastic archive, from pictures shared into the app and pictures from gallery & camera.
Platforms
- Android
- Android Tablet
- F-Droid
Austria
EU



Sunrise Signal is a free and open-source app for tracking and understanding morning wood to gain better health insights. This app helps track daily habits, providing a deeper understanding of potential correlations between lifestyle choices and well-being.
Cost / License
- Free
- Open Source (GPL-2.0)
Since
- Since 2026
Platforms
- Android
- F-Droid



Literal Memo is a minimalist file-based Markdown note-taking app inspired by howm. Notes are stored as plain .md files, not in a database. Sync them to any GitHub repository for backup and cross-device access.
Platforms
- Android
- F-Droid
Japan



There are no controls or configuration. The app automatically detects the connected UVC device and uses the highest possible resolution. The only required permission is camera access.
Cost / License
- Free
- Open Source (Apache-2.0)
Since
- Since 2026
Platforms
- Android
- F-Droid
Homer is an audiobook and podcast player designed for the elderly and visually impaired.
Platforms
- Android
- F-Droid
Poland
EU


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