Games
526 open source Games apps
Pomodorot
APK
Pomodorot is a timer that can be used for 20-minute breaks during the workday, or as a timer for the Pomodoro Technique. If you need a timer that pauses the countdown without requiring interaction with the app, this app might be for you. Features * Variable time intervals. * Minimalistic interface. * Easy on the eyes. * Open source. * Completely ad-free. Currently, the lock screen feature is only available on desktop, but a corresponding setting for Android is planned (mostly after godot adds an easy way to allow the app to run in the background). For more information, visit itch.io: https://ragebreaker.itch.io/pomodorot.
F-DroidGitHub
Portal Timer
APK
Sits in your notification tray and times your ingress portal hack cool down periods. For example, as of this writing, you can only hack a portal once every five minutes. This app keeps track of how long of a cool-down time still remains.
F-DroidGitHub
PrBoom For Android
APK
PrBoom4Android is a port of the PrBoom Doom engine. It was originally ported to Android by Vladimir Silva when the first Android device, the G1, was released. Since the original port was designed to work with the G1's hardware keyboard, it did not function with touchscreen only devices. This release adds on-screen multitouch controls to support newer devices. If you have a hardware keyboard, you can always use that or enable the touch controls, the choice is yours! You will need a WAD file (Doom game data file) to play, you will be offered to download one of free WAD files by the game on first run.
F-Droid
Primary
APK
Primary is a slightly gamified educational application aimed at Primary (Elementary) school-aged children, but of course adults who wish to sharpen their skills will find it useful as well. There are levels dealing with basic math, sorting, clocks, spelling, plurals, etc., with new subjects planned for the future. See the website for a full list of subjects and features.
F-DroidGitHub
Principia
APK
Principia is a physics-based sandbox building game. Build and play advanced contraptions, circuiting, minigames, robot adventures and more. The sandbox contains 200+ different objects ranging from basic wooden building blocks to circuitry, electrical and mechanical components, small robots you can control and fight against, and a LuaScript object featuring Lua scripting that can interact with the world. Build a controllable car, a calculator or make your own game with circuitry or in Lua. The Principia community site contains tens of thousands of creative levels made by players like you, from impressive contraptions to amusing games all for you to browse through and play. If something really peaks your interest, open the level in the sandbox to see how it ticks. What will you create in the sandbox? Principia started out as a paid proprietary game developed during 2013-2014 before being abandoned due to financial issues. Now the game is an open source project since 2022 developed by the same community who fell in love with it back in the day, free for anyone to play well into the future. In addition to being available on Android, Principia is also available on Linux, Windows as well as experimental ports to other platforms. (By default Principia makes connections to the main community site at principia-web.se. You can change or disable this by creating a file called community_host.txt in the app's scoped storage containing a domain name. If you have the main community site disabled you can still play levels by going via your web browser.)
F-DroidGitHub
PySolFC
APK
PySolFC is a collection of solitaire games written in Python. PySolFC is a desktop application that runs on Linux, Windows and Mac. It offers more than 1000 solitaire games such as Patience, Mahjongg, Shishensho, Memory and others and is published on https://pysolfc.sourceforge.io. If you are looking for a desktop version, take a look. The Android app is based on this work and provides a subset of the desktop functions. It is created and published from selected snapshots out of the sources.
F-DroidGitHub
Quake2
APK
Port of Quake 2 to Android. Has virtual keyboard, on-screen and sensor controls. You can use built-in downloader to automatically fetch Quake 2 demo files from number of mirrors or manually copy pak0.pak and other required files from your installation's baseq2 directory to /sdcard/baseq2.
F-Droid
Quest Player
APK
QSP, она же Quest Soft Player - простая в освоении система разработки текстовых игр, преимущественно с "менюшным" вводом (существует возможность создания полноценного парсера).
F-Droid
Quick Dice Roller
APK
Quick Dice Roller is an app made for the tabletop RPG Geek. It allows to emulate almost all the complex dice rolls required by RPG and board games. The dice can be added at will and organized in dice bags. Each die is defined by a formula such as "2d6+5" as well as special functions like "rak(1d6,4,3)" that allow to emulates the most complex game systems. An handy formulas builder simplifies the process, and allow to access to an online help. Check the list of all supported functions. Thanks to "named values", as well as keep track of games scores, you can define formulas using variable parameters. You can create, for example, the named value "Level" with label "lvl", then use the formula "(lvl)d6" to determine the fireball damage. So when your mage level up you don't need to edit the formula: just change the "Level" value! Main features of Quick Dice Roller: * Organize dice in dice bags * Use same formulas you're familiar to (xdy+z) * Simple and intuitive Formulas Builder * Many functions to emulate main systems * Keep track of scores and use them in formulas * Read or listen rolls result in a clear way * Apply modifiers on the fly with a touch * Sum a roll to the previous automagically or on demand * Paste last roll result from the clipboard in another app * Keep track of last rolls made
F-DroidGitHub
Quinb: 4 players reaction game
APK
Quinb is a reaction / logic game for up to 4 players on the same device. It contains many minigames in which you have to answer questions as fast as you can to get a point. If the answer is correct you score a point, otherwise you lose one. These games are based on 3 different categories: ‣ Logic: games that require intuition, logic and fast reflexes ‣ Audio: sound-based games, you have to listen carefully to find out the correct answer ‣ Vibration: vibration-based games that require you to listen carefully to the vibrations of your device Each match consists of a succession of different minigames. The goal is to score 7 points before your opponents. You can play alone if you want, but it is more fun to play with friends of all ages. It's great if you are stuck with nothing to do while you're with friends. If you think you're fast, challenge and beat your friends! Main features: ★ 28+ minigames ★ Up to 4 players on the same device ★ Completely free ★ No Ads ★ Multiple languages ★ Minimalist design
F-Droid
R
RE:INSTEAD
APK
Interactive fiction games with text input. Most games are in Russian. Games: - Archive (English + Russian) - Urzi (English + Russian) - Луна-9 (Russian) - Краски октября (Russian) - Другой Марс (Russian) - Метель (Russian) - Один день лета (Russian) - Судный день (Russian) - Пробуждение (Russian) - Лондон 1884 (Russian) - Испытание Марсом (Russian)
F-Droid
RTTT
APK
This app is a recursive version of the popular game Tic-Tac-Toe (also known as Xs and Os), based on the Ultimate Tic-Tac-Toe game. The game supports customization of the playing field (width and height), the victory condition, the number of players, and player colors.
F-DroidGitHub
RUTMath
APK
RUTMath is an interactive educational app that helps school-aged children learn math. The application offers many different levels of difficulty to adjust to the user's skill level, and provides exercises and games that help with learning basic math operations such as addition, subtraction, multiplication, and division. Additionally, the application allows to learn how to convert units, such as converting meters to centimeters, kilograms to grams, etc. There is also the possibility of learning multiplication tables and divisibility of numbers, which are very important for further mathematical education. Thus, the application is an excellent tool for teachers and parents who want to help children learn math in a fun and effective way.
F-DroidGitHub
R
Rabbit Escape
APK
Hundreds of levels of puzzling action! * Help your rabbits find their way from the entrance to the exit. * If you rescue enough rabbits, you can go on to the next level. * Control your rabbits by dropping tokens that give them special abilities. * Choose abilities like bridge-building, climbing and digging. * Make your own levels.
F-DroidGitHub
R
RacketGhost
APK
Ghosting is an established training exercise in racket sports to practice court movement without a ball. Moving to the various corners of the court improves both footwork and general stamina. In the best of worlds, your coach or sparring partner will always be ready to point you to random corners at a pace that pushes you to your limits. Unfortunately, few people have access to a coach at all times, thus have to run the exercise on their own. That means the randomness in the order of corners is missing. Getting Started 1. Configure your ghosting session. 2. Put your mobile device in front of you on the court. 3. Press "GO!" to start your ghosting session.
F-DroidGitHub
RailTrip
APK
RailTrip is a new way to discover new stations in a fun way. Travel from station to station to fill your visa with stamps. The ultimate goal? Visit all the stations around the world! Currently contains many urban networks as well as stations in France, Belgium, Switzerland, Luxembourg, Spain, Portugal and Ireland. Do you want to have this application for your city? Send us your request by e-mail and it may be part of an updates ;) The application is a friend of your privacy, no information on the stamped stations leaves your device :) The application logo was made with icons from fontawesome.io
F-Droid
Railway station photos
APK
Support the https://railway-stations.org OpenData project with the Railway stations photo app. Select a country and find a station without a photo. Over 20 countries are already in our database, more to be added step by step. Create an account under "My Data". You can contribute photos anonymously or with your nicknamen. If you like you can define a link to a social media profile of yours, e.g. Twitter, then we add it to all of your uploaded photos. With the station map you can find your location and stations nearby. Stations can be filtered by if they already have a photo or not. You can mark a station as inactive or report missing stations by long clicking on the position on the map. You can enable notifications of nearby stations when you are on a tour.
F-DroidIzzyOnDroid
Randomix - Decision Maker
APK
Introduction 👋 This is an app created as a demo of some Android features. The main purpose of the app is to provide a random choice in different ways. The app contains some basic personalization options and an introduction, plus some new resources like animated vector drawables and the full light theme. The design is a bit personal: it follows the Android guidelines, but just partially. Why should i use Randomix? 😕 Well, i'll tell you 3 main reasons: It can help you to decide randomly in 4 different ways, elegantly! It will cost just 3MB of storage! It's beautiful, full of animations and simple to use! An example? → During a table game, you have to throw a dice, a coin, or choose which player should start: Randomix does it all! → You're hungry but you and your friends can't decide a place to have a meal: just spin the roulette and accept its wise answer! → You're starting to develop apps and you need a simple app to look at, to find some inspiration and tricks: click on the Github link, and the Randomix source code is served! Features 🎲 Every tab in the bottom navigation bar contains a type of random choice. The available types are: Roulette → select an option from a list. Coin → simply flips a coin and prints the result. Dice → throws a dice and prints the result. Magic Ball → provides randomly chosen answers to any question. The recent options used in the roulette are automatically saved and can be restored! Roulette presets, such as 1-100 numbers and letters Shake to launch option Light and dark themes, Material You Up to 10 dice, plus a 3v3 mode Selectable accent Android 13 per-app language and themed icon support Vibration and sounds Rude answers, allow equal options, dice number First time introduction Multiwindows support Simple and precise ui following the material guidelines Credits ⚡ This app was written during my free time as a training. Many good devs have helped me understanding the best practices. Thanks to BValeo for the russian translation, and to Firokat for the french translation. And a special thanks to Stack Overflow, obviously.
F-DroidGitHub
RaumBaller
APK
RaumBaller is an old-school scrolling shoot 'em up game. You control your spaceship by tapping on the screen. There are three different available spaceships to choose from, each with their own strengths and weaknesses. Your spaceship will shoot automatically, so all you need to focus is on staying alive as long as possible by avoiding the baddies that want to destroy your ship. The more enemies you kill, the more your score will go up, and the cannons of your chosen spaceship will be upgraded automatically.
F-DroidGitHub
ReGeX
APK
Try and find a regular expression (Perl style) to match certain strings, while not matching others. Currently there are three game modes, that can be selected and configured from the settings. These generate Tasks, set limits to how many characters may be used, and which solutions are successful an which are not. All game modes are based on the same concept: the Task to solve will be displayed on the screen as soon as possible (near immediately for Random game, longer for REDB game), and then the user has to enter a regular expression to solve the task. As soon as it fits to conditions, it will be automatically submitted, and the next task will generate - no questions asked. The user will be notified in case s?he rises up a level.
F-DroidGitHub
React
APK
Allows you to test your reaction time.
F-DroidGitHub
Reckoning Skills (Privacy Friendly)
APK
Privacy Friendly Reckoning Skills helps you improving your mental calculation skills in the four basic calculating operations. For each game, the player can choose between the four basic arithmetic operations and four difficulties (exercises up to 10, 100, 1000 and 10000). After finishing an exercise round the player receives a score which depends on the number of exercises answered correctly and the time it took to answer all ten exercises. After every game there is an overview which shows whether the exercises were solved correctly. It is also possible to choose "Direct Feedback" in the settings. If direct feedback is chosen, the player will receive feedback whether the exercise was solved correctly after each single exercise. How does Privacy Friendly Reckoning Skills differ from other similar apps? 1) No permissions Privacy Friendly Reckoning Skills does not require any permissions. For comparison: The Top Ten of similar apps from the Google Play Store requires an average of 3,4 permissions (in November 2017). These are for instance the location permission or the permissions to access, modify or delete storage. 2) No advertisement Moreover, Privacy Friendly Ludo distinguishes from many other applications in the way that it completely relinquishes advertisements. Advertisement might track a user's actions. It could also shorten battery life or use mobile data. This App requires minimal permissions and is part of the Privacy Friendly Apps group developed by the research group SECUSO at Technische Universität Darmstadt. More information can be found at https://secuso.org/pfa Feel free to contact us via: Bluesky - @secusoresearch.bsky.social https://bsky.app/profile/secusoresearch.bsky.social Mastodon - @SECUSO_Research@bawü.social https://xn--baw-joa.social/@SECUSO_Research/ Job opening - https://secuso.aifb.kit.edu/english/Job_Offers.php
F-DroidGitHub
Recursive Runner
APK
Sure, except there is a running and jumping obstacle to avoid: You! (and You (and You (and You (and...)))) Experience an all new kind of running game! Used to play until being hit by an obstacle? You'll play for 90 seconds each game. Used to control 1 running hero? We'll give you 10 of them. The trick? You control them one at a time, and when you're done with one, he will do the same run over and over and continue to score points for you. The challenge is to score with your current hero while avoiding your previous ones - if you hit one of them he will disappear forever.
F-DroidGitHub
Regex Crossword
APK
Solve crosswords by matching regex rules! These are grouped by difficulty and get increasingly harder to solve. Will you be able to solve all of them? - Get to be a regex expert - Crosswords re-invented - Free and without any ads This app is open source: https://gitlab.com/carstenhag/regex-crossword-kotlin Got some improvement ideas? Either submit an issue on the Gitlab project or send me a mail: regex-crossword@chagemann.de
F-Droid