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

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

    Namida

     Like

    A beautiful and quite unique music player that embed a youtube player

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    Namida screenshot 1
    Namida screenshot 1
    Namida screenshot 2
    +3
    Namida screenshot 3
  2. Notally icon

    Notally

     Like

    One of the best looking offline note taking ! Also a super minimalist app !

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Notally screenshot 1
    Notally screenshot 2
    Notally screenshot 3
  3. Nothing Gallery (Unofficial) icon

    Nothing Gallery (Unofficial)

     Like

    A Gallery app inspired by NothingOS design.

    License model

    • Free • Open Source

    Platforms

    • Android
    Nothing Gallery (Unofficial) screenshot 1
    Nothing Gallery (Unofficial) screenshot 1
    Nothing Gallery (Unofficial) screenshot 2
    +2
    Nothing Gallery (Unofficial) screenshot 3
  4. Noto icon

    Noto

     Like

    A beautiful, feature rich and privacy focused yet minimalist note taking app !

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • F-Droid
    Noto screenshot 1
    Noto screenshot 2
    Noto screenshot 3
  5. Ollama App icon

    Ollama App

     Like

    If you run an ollama instance at home this make it cool to interact with your phone

    License model

    • Free • Open Source

    Application types

    Platforms

    • Windows
    • Linux
    • Android
    • F-Droid
    Ollama App screenshot 1
    Ollama App screenshot 2
    Ollama App screenshot 3
  6. Omni Toolbox icon

    Omni Toolbox

     Like

    A beautiful MaterialYou compass with minimalist toolbox feature

    License model

    • Free • Open Source

    Platforms

    • Android
    • F-Droid
    Omni Toolbox screenshot 1
    Omni Toolbox screenshot 2
    Omni Toolbox screenshot 3
  7. OpenCalc icon

    OpenCalc

     Like

    My personnal calculator app, simple and amazing black AMOLED theme !

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    OpenCalc screenshot 1
    OpenCalc screenshot 2
    OpenCalc screenshot 3
  8. Openlib icon

    Openlib

     Like

    A modern eBooks downloader and reader

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • F-Droid
    Openlib screenshot 1
    Openlib screenshot 2
    Openlib screenshot 3
  9. OpenNutriTracker icon

    OpenNutriTracker

     Like

    An open source app to eat better

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • iPhone
    • iPad
    • Android Tablet
    OpenNutriTracker screenshot 1
    OpenNutriTracker screenshot 2
    OpenNutriTracker screenshot 3
  10. Openreads icon

    Openreads

     Like

    Keep track of your readings with this beautiful app

    License model

    • Free • Open Source

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    • F-Droid
    Openreads screenshot 1
    Openreads screenshot 2
    Openreads screenshot 3
  11. OSS Document Scanner icon

    OSS Document Scanner

     Like

    For having a pocket document scanner that don't spy on your files

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • iPhone
    • F-Droid
    OSS Document Scanner screenshot 1
    OSS Document Scanner screenshot 1
    OSS Document Scanner screenshot 2
    +1
    OSS Document Scanner screenshot 3
  12. PACE: Private Fitness Tracker icon

    PACE: Private Fitness Tracker

     Like

    A nice looking e2ee fitness tracker app

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Android
    • iPhone
    PACE: Private Fitness Tracker screenshot 1
    PACE: Private Fitness Tracker screenshot 2
    PACE: Private Fitness Tracker screenshot 3
  13. Paperize icon

    Paperize

     Like

    A feature rich wallpaper app

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Paperize screenshot 1
    Paperize screenshot 2
    Paperize screenshot 3
  14. PhotonCamera icon

    PhotonCamera

     Like

    A great open source camera app for mobile photographer

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    PhotonCamera screenshot 1
    PhotonCamera screenshot 1
    PhotonCamera screenshot 2
    +2
    PhotonCamera screenshot 3
  15. Pixy Mood Tracker icon

    Pixy Mood Tracker

     Like

    A great minimalist mood tracking app.

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    Pixy Mood Tracker screenshot 1
    Pixy Mood Tracker screenshot 2
    Pixy Mood Tracker screenshot 3
  16. PodAura icon

    PodAura

     Like

    A podcast app with RSS feed

    License model

    • Free • Open Source

    Platforms

    • Android
    • F-Droid
    PodAura screenshot 1
    PodAura screenshot 2
    PodAura screenshot 3
  17. Positional icon

    Positional

     Like

    An elegant and colorful location information app for Android with Compass, Clock, Level, Sun, Moon, Trail Marker and many other features.

    License model

    • Freemium • Open Source

    Platforms

    • Android
    Positional screenshot 1
    Positional screenshot 2
    Positional screenshot 3
  18. Prognoza icon

    Prognoza

     Like

    A beautiful bold weather app with great widgets !

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    Prognoza screenshot 1
    Prognoza screenshot 2
    Prognoza screenshot 3
  19. Proton Mail icon

    Proton Mail

     Like

    Proton Mail is an encrypted e-mail provider, the official client has a really nice UI.

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Tor
    Proton Mail screenshot 1
    Proton Mail screenshot 1
    Proton Mail screenshot 2
    +6
    Proton Mail screenshot 3
  20. QUIK icon

    QUIK

     Like

    The best open source SMS client for Android in my opinion based on QKSMS !

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    QUIK screenshot 1
  21. Rain icon

    Rain

     Like

    Another gorgeous looking weather app with a cute style.

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    Rain screenshot 1
    Rain screenshot 2
    Rain screenshot 3
  22. Randomix icon

    Randomix

     Like

    If you need to make choices or rolling dices

    License model

    • Free • Open Source

    Platforms

    • Android
    Randomix screenshot 1
    Randomix screenshot 2
  23. Read You icon

    Read You

     Like

    RSS feed reader with nice UI/UX !

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    Read You screenshot 1
    Read You screenshot 2
    Read You screenshot 3
  24. Retro Music Player icon

    Retro Music Player

     Like

    The best looking local music player for Android. Note : Freemium, free version is complete and paid version is advanced :)

    You can also use Metro - A music player for Android icon Metro - A music player for Android which is a fork of Retro premium for free, it can lack behind updates. And paying Retro supports the project. Do your choice ;)

    Or the Airsonic/Subsonic compatible fork Retro Sonic Player icon Retro Sonic Player

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Retro Music Player screenshot 1
    Retro Music Player screenshot 2
    Retro Music Player screenshot 3
  25. Right Contacts icon

    Right Contacts

     Like

    Apple iOS inspired contact app

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • Android Tablet
    Right Contacts screenshot 1
    Right Contacts screenshot 2
    Right Contacts screenshot 3
  26. Right Dialer icon

    Right Dialer

     Like

    Apple iOS inspired dialer app

    License model

    • Freemium • Open Source

    Application type

    Platforms

    • Android
    • Android Tablet
    Right Dialer screenshot 1
    Right Dialer screenshot 1
    Right Dialer screenshot 2
    +4
    Right Dialer screenshot 3
  27. Right Files icon

    Right Files

     Like

    Apple iOS inspired files manager app

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    Right Files screenshot 1
    Right Files screenshot 1
    Right Files screenshot 2
    +4
    Right Files screenshot 3
  28. Right Gallery icon

    Right Gallery

     Like

    Apple iOS inspired gallery app

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    Right Gallery screenshot 1
    Right Gallery screenshot 1
    Right Gallery screenshot 2
    +5
    Right Gallery screenshot 3
  29. Right Messages icon

    Right Messages

     Like

    Apple iMessage inspired SMS app

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    Right Messages screenshot 1
    Right Messages screenshot 2
    Right Messages screenshot 3
  30. RiMusic icon

    RiMusic

     Like

    A great YouTubeMusic client for free !

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • F-Droid
    RiMusic screenshot 1
    RiMusic screenshot 2
    RiMusic screenshot 3
  31. Rivo icon

    Rivo

     Like

    A beautiful MaterialYou designed dialer app for Android

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    Rivo screenshot 1
    Rivo screenshot 2
    Rivo screenshot 3
  32. RTranslator icon

    RTranslator

     Like

    A real time translator app (require two devices)

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    Translate voice in real time
    Translate voice with a single device Translate text
  33. Seal icon

    Seal

     Like

    A Material You video/audio downloader

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • youtube-dl
    • F-Droid
    Seal screenshot 1
    Seal screenshot 2
    Seal screenshot 3
  34. Secure Camera icon

    Secure Camera

     Like

    A modern looking camera app with QR and Barcode scanner built-in. Might not be compatible with every devices ! The quality of the photo process isn't amazing (good enough under great lightning condition) but the app has awesome features. Privacy in mind for this app.

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    Secure Camera screenshot 1
    Secure Camera screenshot 2
    Secure Camera screenshot 3
  35. Session icon

    Session

     Like

    The most beautiful anonymous and secure instant messenger app !

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • iPad
    • F-Droid
    Session screenshot 1
    Session screenshot 2
    Session screenshot 3
  36. Shkiper Notepad icon

    Shkiper Notepad

     Like

    A beautiful Notepad with interesting UX

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    Shkiper Notepad screenshot 1
    Shkiper Notepad screenshot 1
    Shkiper Notepad screenshot 2
    +3
    Shkiper Notepad screenshot 3
  37. Signal icon

    Signal

     Like

    The gold standard of messenger app !

    Note : Private but require a phone number.

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • iPad
    • Flathub
    • Ubuntu
    • Debian
    Signal screenshot 1
    Signal screenshot 1
    Signal screenshot 2
    +4
    Signal screenshot 3
  38. Simpill icon

    Simpill

     Like

    Set reminders for medications !

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • F-Droid
    Simpill screenshot 1
    Simpill screenshot 2
    Simpill screenshot 3
  39. Simple Counter icon

    Simple Counter

     Like

    Simple Counter is an app to help you keep track of things.

    License model

    • Free • Open Source

    Platforms

    • Android
    • F-Droid
    Simple Counter screenshot 1
  40. SimpleLogin icon

    SimpleLogin

     Like

    The best solution for e-mail aliases IMO. Private and easy to use !

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Microsoft Edge
    • Google Chrome
    • Safari
    • F-Droid
    • Mozilla Firefox
    Open source solution to protect your email address.
    Create alias quickly with SimpleLogin Chrome & Firefox extension.
    Alias management dashboard.
    +1
    Visualize all emails sent to or replied from an alias.
  41. SimpMusic icon

    SimpMusic

     Like

    An open source Spotify clone that uses YouTube Music to stream songs

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    SimpMusic screenshot 1
    SimpMusic screenshot 2
    SimpMusic screenshot 3
  42. Sly icon

    Sly

     Like

    A basic image editor

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Linux
    • Android
    • Flathub
    • Flatpak
    • Online
    Sly screenshot 1
    Sly screenshot 1
    Sly screenshot 2
  43. Snapdrop icon

    Snapdrop

     Like

    AirDrop icon AirDrop but cross-platform and works over Wi-Fi instead of bluetooth

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Online
    • Android
    • F-Droid
    New website after being acquired by LimeWire.
    Old website.
  44. Snaptick icon

    Snaptick

     Like

    Gorgeous Task manager

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Snaptick screenshot 1
    Snaptick screenshot 2
    Snaptick screenshot 3
  45. SongTube icon

    SongTube

     Like

    The best looking YouTube icon YouTube client. Allow you to stream and download video and audio. Listen in the background or watch in Picture-in-Picture mode. Also work as a local music player !

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    SongTube screenshot 1
  46. Starlight Launcher icon

    Starlight Launcher

     Like

    An open source launcher

    License model

    • Free • Open Source

    Platforms

    • Android
    • F-Droid
    Starlight Launcher screenshot 1
  47. Stealth icon

    Stealth

     Like

    The best looking Reddit icon Reddit client IMO. Private and account-less but you still can follow subreddits and users, locally liking or saving posts, download images and videos

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Stealth screenshot 1
  48. SubTypo icon

    SubTypo

     Like

    If you need to edit subtitle on an Android device this hsould do it fine !

    License model

    • Free • Open Source

    Platforms

    • Android
    • F-Droid
    SubTypo screenshot 1
    SubTypo screenshot 2
    SubTypo screenshot 3
  49. Symphony Music Player icon

    Symphony Music Player

     Like

    A beautiful lightweight local music player

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Symphony Music Player screenshot 1
    Symphony Music Player screenshot 2
    Symphony Music Player screenshot 3
  50. Syphon icon

    Syphon

     Like

    Another beautiful Matrix icon Matrix client for mobile more oriented to privacy of its users !

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android
    • iPhone
    • F-Droid
    Syphon screenshot 1
    Syphon screenshot 2
    Syphon screenshot 3
Page 3 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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