Apps without ads

Shows no advertising.

page 41

J-K Bike - Mechanical Disaster Prevention Pro

App that helps build positive bike maintenance behaviours, for rides quick, big
- Health & fitness
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid Zapstore
J2ME Loader

A J2ME emulator for Android.
- Games
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid GitHub Zapstore
Jamfish

Delicious native music player for Jellyfin, based on Gelli.
- Multimedia
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
Jami

Share, freely and privately
- Internet
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid Zapstore
Jamu

An app to help learn Japanese
- Internet
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid GitHub Zapstore
JaMuz

Audio Player synced with JaMuz Desktop
- Multimedia
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
Janken (Rock Paper Scissors)

Modern offline Rock Paper Scissors with private Pass & Play, Bot AI and RPSLS.
- Games
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
Janus Glossa

Contextual translations using Wikipedia's knowledge graph.
- Education
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid GitHub Zapstore
Japanese Traditional Time

Clock widget
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid
Jargon

Offline reader for the Jargon File, the original hacker culture dictionary
- Education
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid GitHub Zapstore
Jargons Colombia

Brief dictionary of Colombian jargon.
- Education
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid
Jass board

Very flexible Jass board to write points at the Schieber, Coiffeur, Molotov.
- Games
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid Zapstore
Java OOP Quiz

Tests Your knowledge of Java Object-Oriented Programming.
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
Jeden Tag ein Set

A free app for the electric music side jedentageinset.de
- Multimedia
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid
JekyllEx

The mobile IDE to create, build, edit, preview, and publish Jekyll sites.
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
Jellyfin

Mobile client for Jellyfin, the free software media system
- Multimedia
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid IzzyOnDroid GitHub Zapstore
Jellyfin for Android TV

Television client for Jellyfin, the free software media system
- Multimedia
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid GitHub Zapstore
Jerboa for Lemmy

An app for Lemmy, a federated reddit alternative.
- Communication
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid IzzyOnDroid GitHub Zapstore
JetBird

An unofficial, FLOSS, native Android NetBird client built with privacy in mind
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid IzzyOnDroid Zapstore
JEV 2022 Schedule

Conference program app for the JahresEndVeranstaltungen (JEV)
- Productivity
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid GitHub Zapstore
Jigsaw

A Jigsaw Puzzle Game
- Games
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid Zapstore
Jigsaw Solitaire

A beautifully tactile, relaxing jigsaw puzzle game
- Games
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
JioFi Battery Notifier

Battery Notifier for JioFi Device with battery Icon in Notification and Alerts
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub
Jiten Japanese Dictionary

Japanese dictionary based on jmdict/kanjidic (offline version)
- Education
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub
Jiten Japanese Dictionary [Online]

Japanese dictionary based on jmdict/kanjidic (online version)
- Education
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub
Jiyi

Encrypted audio logging app
- Multimedia
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
J
JKU App

Provides information for the students of JKU Linz
- Education
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid
JMdict droid

A Japanese to English dictionary, based on JMdict.
- Education
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid Zapstore
JMP SIM Manager

Companion app for the JMP eSIM Adapter
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid Zapstore
Jotdown

Offline PDF reader with OCR and academic annotations.
- Education
- FOSS
- Free
- In-app purchases
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid GitHub Zapstore
Journal

Keep track of substance usage to gain insights on consumption patterns
- Android only
Google Play Aurora Store F-Droid Zapstore
Journal Multilingual

Open-source drug use tracker with interaction checker and multilingual support.
- Health & fitness
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
jQuarks viewer

LineageOS Jelly browser +adsBlocker +random_UserAgent +offline_.mht +...
- Internet
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid Zapstore
JRBP Survey

Jasper Ridge ant survey navigation and data entry
- Navigation
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
JRPN 16c

Programmer's calculator similar to an HP 16c.
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid
JS-Dict

Japanese-English dictionary app powered by Jisho.org.
- Education
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
J
JSettlers

Remake of "The Settlers 3"
- Games
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub
JSlab

A simple android app for evaluating JavaScript code in a browser context.
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid
jSlide2

A short 3D Platformer with an Online Highscore and viewable Replays.
- Games
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid Zapstore
Json List

previewing JSON from file or url in a user-friendly list format
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid IzzyOnDroid GitHub Zapstore
Just (Video) Player

Simple video player based on ExoPlayer library
- Multimedia
- FOSS
- Free
- No ads
- No tracking
- Android only
Google Play Aurora Store F-Droid GitHub Zapstore Accrescent
Just 24 Hours

A free and open source app that shows a large digital clock
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid
Just Another Workout Timer

A simple timer for your workouts, built with Flutter!
- Health & fitness
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub
Just Delete Me

A directory of direct links to help you delete your account from web services
- Internet
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
just open links in a browser

Sends links to your real browser instead of an app's built-in one
- System & tools
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore
JustChess

Chess for one or two players
- Games
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid
Juvavum

Domino Juvavum and Cram are board games which can be played against the computer
- Games
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid
K-19 Player

A music player for OpenSubsonic
- Multimedia
- FOSS
- Free
- No ads
- No tracking
- Android only
F-Droid GitHub Zapstore