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

Darlene Sonalder
Darlene SonalderList by Darlene Sonalder, last updated 2025-07-03
  1. Tasks.org icon

    Tasks.org

     Like

    My ToDo app of choice !

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Tasks.org screenshot 1
    Tasks.org screenshot 2
    Tasks.org screenshot 3
  2. Thud icon

    Thud

     Like

    A really nice RSS feed agregator !

    License model

    • Free • Open Source

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    • F-Droid
    Thud screenshot 1
    Thud screenshot 2
    Thud screenshot 3
  3. TimePlanner icon

    TimePlanner

     Like

    Plan your days to better use your time ! And see your personal analytics

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • F-Droid
    TimePlanner screenshot 1
    TimePlanner screenshot 2
    TimePlanner screenshot 3
  4. timeto.me icon

    timeto.me

     Like

    All in one productivity tool

    License model

    • Free • Open Source

    Platforms

    • Android
    • iPhone
    • Apple Watch
    timeto.me screenshot 1
    timeto.me screenshot 2
    timeto.me screenshot 3
  5. SimpleX Chat icon

    SimpleX Chat

     Like

    A private E2EE messenger without unique identifier (ID)

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Self-Hosted
    • Flathub
    • F-Droid
    • Flatpak
    SimpleX Chat screenshot 1
    SimpleX Chat screenshot 2
    SimpleX Chat screenshot 3
  6. ToDark icon

    ToDark

     Like

    Another well designed ToDo app

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • HUAWEI AppGallery
    ToDark screenshot 1
    ToDark screenshot 2
    ToDark screenshot 3
  7. Todopad icon

    Todopad

     Like

    Another FOSS ToDo app with a great minimal design

    License model

    • Free • Open Source

    Platforms

    • Android
    • F-Droid
    Todopad screenshot 1
    Todopad screenshot 2
    Todopad screenshot 3
  8. Tor Browser icon

    Tor Browser

     Like

    The best browser for privately browsing the web. The UI is really nice but the UX is not the best since page are slow to load because of the onion routing.

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • OpenBSD
    • Tor
    Tor Browser screenshot 1
    Tor Browser 10.0.3 is now based on the new version of Firefox for Android.
    Tor browser for android alpha
  9. Trale icon

    Trale

     Like

    A beautiful, private and ad-free wight tracking app

    License model

    • Free • Open Source

    Platforms

    • Android
    • F-Droid
    Trale screenshot 1
    Trale screenshot 1
    Trale screenshot 2
    +2
    Trale screenshot 3
  10. Tsacdop icon

    Tsacdop

     Like

    The best looking open source podcast app IMO.

    Note : It's podcasT backward

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    Tsacdop screenshot 1
    Tsacdop screenshot 2
    Tsacdop screenshot 3
  11. Twine - RSS Reader icon

    Twine - RSS Reader

     Like

    A beautiful RSS Reader for both Android and iOS

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    Twine - RSS Reader screenshot 1
    Twine - RSS Reader screenshot 1
    Twine - RSS Reader screenshot 2
    +4
    Twine - RSS Reader screenshot 3
  12. Ulangi icon

    Ulangi

     Like

    Kinda the open source Quizlet icon Quizlet

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • iPhone
    Ulangi screenshot 1
    Ulangi screenshot 2
    Ulangi screenshot 3
  13. Unstoppable Wallet icon

    Unstoppable Wallet

     Like

    THIS IS NOT FINANCIAL ADVICE !

    If you want to learn more on how to buy, store and use crypto the right way to empower your sovereignty and/or privacy look at my other list Doing crypto the right way !

    The most underrated open source multi-crypto wallet ! Supports BTC, ETH, LTC, DASH, SOL, AVAX, MATIC, BNB SmartChain and more !

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • iPhone
    • F-Droid
    Unstoppable Wallet screenshot 1
    Unstoppable Wallet screenshot 2
    Unstoppable Wallet screenshot 3
  14. Untracker icon

    Untracker

     Like

    Remove tracker from links

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Untracker screenshot 1
    Untracker screenshot 2
    Untracker screenshot 3
  15. Vectorify da home! icon

    Vectorify da home!

     Like

    A nice app for customizing your phone's wallpaper ! Easy to use and beautiful UI !

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Vectorify da home! screenshot 1
  16. WalletCount icon

    WalletCount

     Like

    A nice looking spending tracker. Minimalist app

    License model

    • Free • Open Source

    Platforms

    • Android
    • F-Droid
  17. Warden FOSS icon

    Warden FOSS

     Like

    The best looking app scanner that tells you which apps contains which trackers ! Really useful to show your friends that almost nothing is really free on the internet.

    License model

    • Free • Open Source

    Platforms

    • Android
    Warden FOSS screenshot 1
    Warden FOSS screenshot 2
    Warden FOSS screenshot 3
  18. Wassword - Wonderful Password Generator icon

    Wassword - Wonderful Password Generator

     Like

    If you don't use a password manager or just want an external password generator this one is modern looking.

    License model

    • Free • Open Source

    Platforms

    • Android
    • F-Droid
    Wassword - Wonderful Password Generator screenshot 1
    Wassword - Wonderful Password Generator screenshot 2
    Wassword - Wonderful Password Generator screenshot 3
  19. WeatherMaster icon

    WeatherMaster

     Like

    An open source weather app inspired by old and new Pixel Weather app. Is based on web tech such as JS

    License model

    • Free • Open Source

    Platforms

    • Android
    • F-Droid
    WeatherMaster screenshot 1
    WeatherMaster screenshot 2
    WeatherMaster screenshot 3
  20. Wordnote Dictionary icon

    Wordnote Dictionary

     Like

    An offline dictionnary of synonyms and defintion available in several language

    License model

    • Free • Open Source

    Application type

    Platforms

    • iPhone
    • iPad
    • Android
    Wordnote Dictionary screenshot 1
    Wordnote Dictionary screenshot 2
    Wordnote Dictionary screenshot 3
  21. Xtra icon

    Xtra

     Like

    Another open source Twitch icon Twitch client for Android.

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Xtra screenshot 1
    Xtra screenshot 1
    Xtra screenshot 2
    +2
    Xtra screenshot 3
  22. YTDLnis icon

    YTDLnis

     Like

    To download YouTUbe content and f#ck the copyright industry as they f#ck us :D

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    YTDLnis screenshot 1
    YTDLnis screenshot 2
    YTDLnis screenshot 3
    YTDLnis screenshot 1
    YTDLnis screenshot 2
    +10
    YTDLnis screenshot 3
  23. zCalc icon

    zCalc

     Like

    📟 An improved version of OpenCalc.

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    zCalc screenshot 1
    zCalc screenshot 1
    zCalc screenshot 2
    +2
    zCalc screenshot 3
  24. Zen Music Player icon

    Zen Music Player

     Like

    A local music player

    License model

    • Free • Open Source

    Platforms

    • Android
    Zen Music Player screenshot 1
    Zen Music Player screenshot 1
    Zen Music Player screenshot 2
    +7
    Zen Music Player screenshot 3
Page 4 of 4

Open Source doesn't mean ugly

This list was created by Darlene Sonalder Mar 1, 2022 and was last updated Jul 3, 2025. The list has 174 apps.

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