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

Darlene Sonalder
Darlene SonalderList by Darlene Sonalder, last updated 
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  1. Feeder RSS feed reader icon

    Feeder RSS feed reader

     Like

    A fully libre RSS feed reader that really improve its design over the last few years !

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Feeder RSS feed reader screenshot 1
    Feeder RSS feed reader screenshot 1
    Feeder RSS feed reader screenshot 2
    +1
    Feeder RSS feed reader screenshot 3
  2. FeedFlow icon

    FeedFlow

     Like

    A beautiful RSS feed agregator

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Flathub
    • Flatpak
    • Windows
    FeedFlow screenshot 1
    FeedFlow screenshot 1
    FeedFlow screenshot 2
    +7
    FeedFlow screenshot 3
  3. File Navigator icon

    File Navigator

     Like

    Manage and organize your folder

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
    • F-Droid
    File Navigator screenshot 1
    File Navigator screenshot 1
    File Navigator screenshot 2
  5. FlashDim icon

    FlashDim

     Like

    In Android 13 you can finally have dimmable flashlight, unfortunately not all ROM offer this feature. If you are on A13+ you can finally use it thanks to this open source app

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
    • F-Droid
    FlashDim screenshot 1
    FlashDim screenshot 1
    FlashDim screenshot 2
    +3
    FlashDim screenshot 3
  6. Fluent Reader icon

    Fluent Reader

     Like

    A modern looking cross-platform RSS feed reader.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Flathub
    • Flatpak
    Fluent Reader screenshot 1
    Fluent Reader screenshot 1
  7. Florae icon

    Florae

     Like

    A beautiful plant manager to help you keep them alive.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
    • F-Droid
    Florae screenshot 1
    Florae screenshot 1
    Florae screenshot 2
    +1
    Florae screenshot 3
  8. Floral icon

    Floral

     Like

    Inspire by Google Photos, this offline gallery has a really modern UI. It hasn't been updated in while though.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    Floral screenshot 1
    Floral screenshot 1
    Floral screenshot 2
    +2
    Floral screenshot 3
  9. FlorisBoard icon

    FlorisBoard

     Like

    The best looking FOSS keyboard !

    Note : In BETA

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    FlorisBoard screenshot 1
    FlorisBoard screenshot 1
    FlorisBoard screenshot 2
    +3
    FlorisBoard screenshot 3
  10. Fokus icon

    Fokus

     Like

    Beautiful ToDo app made for Student helping them organized their school work

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    Fokus screenshot 1
  11. FoodYou icon

    FoodYou

     Like

    FoodYou is a modern calorie-tracking app built with Material You aesthetic. It’s designed to make calorie tracking easier and more visually appealing.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Android
    • F-Droid
    FoodYou screenshot 1
    FoodYou screenshot 1
    FoodYou screenshot 2
    +2
    FoodYou screenshot 3
  12. Fossify Calendar icon

    Fossify Calendar

     Like

    Simple yet great calendar app

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Fossify Calendar screenshot 1
    Fossify Calendar screenshot 1
    Fossify Calendar screenshot 2
    +5
    Fossify Calendar screenshot 3
  15. Fossify Gallery icon

    Fossify Gallery

     Like

    An active fork of Simple Gallery Pro. Really complete and really good.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Android
    • F-Droid
    • Android Tablet
    Fossify Gallery screenshot 1
    Fossify Gallery screenshot 1
    Fossify Gallery screenshot 2
  16. Fossify Phone icon

    Fossify Phone

     Like

    A foss dialer phone app

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
    • F-Droid
    • Android Tablet
    Fossify Phone screenshot 1
    Fossify Phone screenshot 1
    Fossify Phone screenshot 2
    +5
    Fossify Phone screenshot 3
  20. Geo Share icon

    Geo Share

     Like

    Share a map link with Geo Share and the app will open it in another installed map app.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
    share screen, allowing to open a google maps like with GeoShare
    GeoShare offering to open in Mapy.com, CoMaps or OSMAnd+ instead
    GeoShare converting a google maps link
    +1
    Links GeoShare can open
  22. Habit Builder icon

    Habit Builder

     Like

    A nice habit tracker to helps you build habits

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    Habit Builder screenshot 1
    Habit Builder screenshot 1
    Habit Builder screenshot 2
    +1
    Habit Builder screenshot 3
  23. Habitica icon

    Habitica

     Like

    A habbit tracking that turns your life into a RPG

    This app is a great exemple of open source ? private

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Habitica screenshot 1
    Habitica screenshot 1
    Habitica screenshot 2
    +7
    Habitica screenshot 3
  24. Harpy icon

    Harpy

     Like

    A nice looking mobile client for X icon X . It's quite feature rich.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Android
  25. HeliBoard icon

    HeliBoard

     Like

    The best FOSS Keyboard for Android, active fork of OpenBoard

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Stylish look ! With borders
    Custom keyboard background
    Elegnt look ! With black theme
    +11
    Rounded style
  26. Hidroly icon

    Hidroly

     Like

    Hidroly is a hydration tracker app made with Flutter, aiming to be a viable open-source alternative to the countless fitness apps on Play Store.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Hidroly screenshot 1
    Hidroly screenshot 1
  27. HydroTracker icon

    HydroTracker

     Like

    The best water intake tracker app that you can find. Fully aligned with Material 3 Expressive design language.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • Android Tablet
    HydroTracker screenshot 1
    HydroTracker screenshot 1
    HydroTracker screenshot 2
    +3
    HydroTracker screenshot 3
  29. Immich icon

    Immich

     Like

    A self-hosted Google Photos

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • F-Droid
    • Docker
    • Cloudron
    Immich screenshot 1
    Immich screenshot 1
    Immich screenshot 2
    +9
    Immich screenshot 3
  32. Just a clock icon

    Just a clock

     Like

    A really nice looking clock !

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Just a clock screenshot 1
  34. Kenko icon

    Kenko

     Like

    Workout journal

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    Kenko screenshot 1
    Kenko screenshot 1
    Kenko screenshot 2
    +2
    Kenko screenshot 3
  35. Koduko icon

    Koduko

     Like

    Habit tracker and productivity app

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Koduko screenshot 1
    Koduko screenshot 1
  36. Koel icon

    Koel

     Like

    The Koel player if you host a Koel server is so good looking. I had to put it here

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Linux
    • Android
    • iPhone
    • Self-Hosted
    • Cloudron
    Koel screenshot 1
    Koel screenshot 1
  37. Koler icon

    Koler

     Like

    The most beautiful open source dialer app for Android !

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
    • F-Droid
    Koler screenshot 1
  40. Lemuroid icon

    Lemuroid

     Like

    A multi system emulator for your Android device !

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Lemuroid screenshot 1
    Lemuroid screenshot 1
    Lemuroid screenshot 2
  41. LibreTube icon

    LibreTube

     Like

    Access YouTube icon YouTube videos from Piped icon Piped so no tracking ! Allow playing audio in the background :) Note : In beta so not the best app but UI is modern and the app is promising !

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    LibreTube screenshot 1
    LibreTube screenshot 1
    LibreTube screenshot 2
    +1
    LibreTube screenshot 3
  42. LinkSheet icon

    LinkSheet

     Like

    If you use multiple browsers on Android 12+ this might come handy as it is a browser selector.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
    • Android Tablet
    LinkSheet screenshot 1
    LinkSheet screenshot 1
    LinkSheet screenshot 2
    +5
    LinkSheet screenshot 3
  43. LocalSend icon

    LocalSend

     Like

    AirdDrop but crossplateforme and over local network

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • AppImageHub
    • Snapcraft
    • Flathub
    • F-Droid
    • Chocolatey
    LocalSend screenshot 1
    LocalSend screenshot 1
    LocalSend screenshot 2
    +5
    LocalSend screenshot 3
  44. locus icon

    locus

     Like

    Share your location with e2ee and decentralized censorship-resistant Nostr relays !

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
    • iPhone
    • F-Droid
    locus screenshot 1
    locus screenshot 1
    locus screenshot 2
    +4
    locus screenshot 3
  45. Lotus icon

    Lotus

     Like

    A gorgeous modern yet simple local music player

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Lotus screenshot 1
    Lotus screenshot 1
    Lotus screenshot 2
    +5
    Lotus screenshot 3
  46. Mastodon icon

    Mastodon

     Like

    The official mastodon client is really well made ! It's a federated alternative to X icon X

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • F-Droid
    • Cloudron
    • Android Tablet
    Screenshot of the Mastodon web interface
    Social networking, back in your hands
    You're in control. You decide who you see in your home feed. No surprises.
    +6
    Build an audience. Connect with diverse folks across thousands of servers.
  47. Medito icon

    Medito

     Like

    100% Free Meditation App that will improve your Mental wellbeing with the help of Guided Meditations, Breathing Exercises, Mindfulness Practices, Relaxing Sounds, and more.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Android
    • iPhone
    Medito screenshot 1
    Medito screenshot 1
    Medito screenshot 2
    +3
    Medito screenshot 3
  48. Menstrudel icon

    Menstrudel

     Like

    Menstrudel is a simple, private, and intuitive mobile application built with Flutter to help you track your menstrual cycle. Log your period start dates, record symptoms and flow intensity, and get predictions for your next cycle.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • iPhone
    Period logs screen
    Period logging screen
    Period insights screen
    +2
    Tampon reminder screen
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Open Source doesn't mean ugly

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