Beautiful Open Source Apps for Android (nice & modern UI/UX)

Clutterfree F-Droid client.

EasyNotes: Jetpack Compose MVVM for seamless note-taking. Effortless creation, editing, and organization.

A secure collaboration app with end-to-end encryption and interoperability across web, desktop, and mobile. Includes chat, voice, and video calls.

It is the brand new, and fastest ever, Matrix client. It is for personal and community use, and will support enterprise functionality later this year.

Generates, stores, and encrypts two-factor authentication tokens, enables secure backup, offers offline access, multi-device sync, and flexible import/export options.

Open-source, end-to-end encrypted backup and sharing for photos and videos, with multi-platform sync, original quality, privacy controls, and collaborative albums.

Extinguish turns off the screen using Android’s hidden function. It truly turns off the device’s screen rather than displaying a black overlay, making it suitable for various types of screens, including LCD and OLED.

Android document scanner creating enhanced, clean PDFs with open-source code, no ads, tracking, watermarks, or cloud—fully offline, private, and simple.

Feeder is a fully free/libre feed reader. It supports all common feed formats, including JSONFeed. It doesn't track you. It doesn't require any setup. It doesn't even need you to create an account!

FeedFlow is a minimal RSS reader for people who want a clean, chronological timeline — no algorithms, no clutter, no noise. Just your feeds, in order.

The missing link between Android and a sorted file system.

Mobile client for streaming music from Jellyfin, featuring high-quality playback, playlist access, complete library search, offline download, and open-source code.

Starting with Android 13, it's possible to control multiple brightness levels of the flashlight.

It is free for Mac, Windows and Linux if you download it from GitHub, and it's paid ($2) for Android and iOS.

Florae is a free application that will allow you to keep track of the care of your plants while respecting your freedom and privacy.

Floral Gallery is literally the best photo gallery app for your Android phone. You don’t have to make any trade-off because Floral is BETTER than any other apps in EVERY aspect.

FlorisBoard is an open-source keyboard aimed at providing you with an easy way to type while respecting your privacy.

Open-source Android planner combining tasks and a calendar for schoolwork, with due-date reminders, attachments, alerts, and local data storage.

Your privacy-aware, open-source calendar with intuitive design and multi-platform syncing.

Introducing Fossify Contacts - the next evolution in contact management. Poised to redefine how you manage your contacts, our app combines simplicity with advanced features, tailored for both personal and professional use.

Open-source, ad-free file manager for Android prioritizing privacy, offline access, no registration, secure file protection, ZIP support, customization, and storage tools.

Private offline photo and video viewer with editing tools, format support, secure locking, EXIF removal, no ads, recycle bin, and material design themes.

Empower your calls, safeguard your data. Fossify Phone redefines the mobile app experience with unmatched privacy and efficiency. Free from ads and intrusive permissions, it's designed for seamless and secure everyday communication.

Fossify Messenger is your trusted messaging companion, designed to enhance your messaging experience in various ways.

Frosty is a mobile Twitch client for iOS and Android, built with Flutter, that brings quality-of-life features and, most importantly, third-party emotes from 7TV, BetterTTV (BTTV), and .

ReFra is an open source Android Gallery app built with Material 3 and Jetpack Compose.

GreenStash is a simple FOSS android app to help you plan and manage your savings goals easily and establish the habit of saving money.

Habit Builder is a simple, beautiful app that provides you with the right tools to keep track of your habits and understand your progress. The app is free, open source, and respects your privacy by storing everything on-device.

Gamifies habits, dailies, and to-dos with customizable avatars, team quests, rewards, and collectibles while tracking progress visually on web and mobile.

Harpy is a fully featured Twitter client that focuses on great UI/UX and a clean experience.

HeliBoard is a fork of OpenBoard , continuing the project from where it stopped.

Provides cropping, filters, EXIF editing, background removal, PDF editing, batch processing, custom filters, OCR, encryption, and format export.

Self-hosted solution enabling photo and video backup, privacy-driven local AI search, facial recognition, map-based tagging, and multi-user sharing.

A Reddit client on Android written in Java. It does not have any ads and it features a clean UI and smooth browsing experience.

Ivy Wallet helps you track your spending, manage your budget, and plan future payments with a modern budget manager app.

This is an opensource app for Android.

A minimalist and intuitive productivity app for task management, habit tracking, and focus enhancement.

A workout journal which will provide you with appropriate progressive-overload and well thought-out plans. Now work smarter and harder, so you don’t go another year without a Valentine.

A habit tracker made using flutter.

A personal music streaming server that works.

If you want to use the mobile apps, you have to pay for it.

Koler is a uniquely stylized phone app for Android, designed with the user in mind.

A simple and convenient open source manga reader for Android from and for the community, where you can find and read your favorite manga easier than ever.

A sweet looking photo app for android!.

Lemuroid is an open-source emulation project based on Libretro. It's completely free, without ads and focused on ease of use and good user experience.

LibreTube is an alternative frontend for YouTube with no ads or tracking, focusing on user privacy and better watching experience. It doesn't require any YouTube account or .