Fitness
312 open source Fitness apps
Stepsy: Step Counter
APK
Stepsy is perfect for anyone who wants a simple, private way to track daily steps without unnecessary bloat. It’s a lightweight, battery-friendly Android app that uses your phone’s built-in sensors. It prioritizes simplicity, privacy, and full offline data storage.Stay active, monitor your progress, and hit your fitness goals — all through a clean, minimal interface with near-zero battery impact.Automatically calculate distance and calories burned based on your height and weightView your activity trends with dynamic, interactive chartsExport your data as a CSV for backup or analysisUse the home screen and lockscreen widgets to keep your step count front and center
F-DroidGitHubIzzyOnDroid
Streak
APK
A lightweight, super minimal, streak tracker built in C with rawdrawandroid. Log your daily habits and view your streak continuity. Add entries by clicking the + button, ↩ to undo, or manual input in Add Date.
F-DroidGitHub
Styrkur
APK
Styrkur is an easy to use, yet powerful tool to track your workout. Set up your own workout plan or use one of our predefined. There should not be a big step from writing your sets on a piece of paper to using an app. You will get a simple view of what you should do and how much you did the last time. With a built in timer you have full control over both your sets and your pauses. You get simple ways of keeping track of your progress. Styrkur offers both an simple list of your past sessions with your comments, and graphical view of your progress. Track your measurements, weight and muscle gain with a simple and charts.
F-DroidGitHub
Subsurface
APK
Companion app for the cross-platform Subsurface desktop app * Capture dive positions * Search and modify old dives * Synchronise dives with a server for manipulation in desktop app Recent versions require the non-free library Google Play Services library.
F-DroidGitHub
Sunrise Signal
APK
* Track morning wood patterns for better health insights. * Log daily habits and lifestyle choices with ease. * Gain insights into sleep, stress and exercise patterns. * Interactive calendar to visualize data trends. * Biometrics and Passcode Lock. * Secure and private; all data stays safely on the device. * Open source, encouraging collaboration and innovation.
F-DroidGitHub
Suspension Setup
APK
Suspension Setup helps mountain bike riders keep track of their suspension settings and monitor changes over time. Features: * Manage multiple suspension setups * Track fork settings: air pressure, sag, volume spacers, low-speed compression (LSC), high-speed compression (HSC), low-speed rebound (LSR), high-speed rebound (HSR) * Track shock settings with the same parameters * Track front and rear tyre pressures * Enable or disable individual fields per setup to match your specific components * Full change history: every time you save updated settings, the changes are logged with a timestamp * Add or edit comments on history entries to note what prompted each change * Undo history entries to revert your suspension back to a previous state * Record serial numbers and product pages for your fork and shock * No cloud, no account required, no data sent anywhere — everything stays on your device
F-DroidGitHub
Table Habit
APK
"Table Habit" is an app that helps you establish and track your own micro habit. Its includes a complete set of growth curves and charts to help you establish habits more effectively. Moreover, this app completely open source and include features below: - A scoring system to help develop your own micro habits. - Support both positive and negative habit. - An easy-to-use interface for habit check in. - A quick search and filter to help quickly find past habits. - Different colors used to distinguish between various habits. - Easily export and import habits using a human-readable format (JSON). - Adapt to `Material3` and `Dynamic Color` for Android 12 and later versions. - Adaptation for landscape and large screen devices. - Support network sync with WebDAV. - No ADs in this app.
F-DroidGitHubIzzyOnDroid
T
Therapiefinder
APK
Therapiefinder supports you in your search for a psychotherapy appointment in Germany. The app lets you maintain a list of psychotherapy practices and reminds you to call them during their opening hours. You can log contacts in the app and then export the log for reimbursement purposes. Thus far the app is only available in german.
F-Droid
TimeR Machine
APK
TimeR Machine is a free interval timer for not just workout and exercise, but also any situations you need to construct personalized, multi-stage timer plans. It's highly customizable and able to create almost whatever kind of timer you need. Suitable for all kinds of activities, including: - HIIT (High-Intensity Interval Training) workout - Tabata workout - Gym workout - Run, jog, walk exercise - Other sports workouts like cycling, running, stretching, boxing, MMA, circuit training, at-home bodyweight training workouts, cross fit, weightlifting, yoga... This app can serve as: - HIIT Timer - Tabata Timer - Gym Timer - Sport Timer - Round Timer - Productivity Timer - Continuous Timer - Repeating Timer - Custom Countdown Timer - Interval Traning App - ... Not just exercise, this app can help you: - Cultivate a habit - Complete daily routine - Finish game loop - Presentation - Study - ... Customize Reminders - 🎵 Music feedback. Play any sound on your device as a reminder and pause other sounds to remind you. - 💬 Voice feedback backed by Text-to-speech. Let your phone speak anything you want. - 📳 Vibration feedback. Pick different vibration pattern for different events. - ⭐ Fullscreen notification - ⌚ Stopwatch support for the indeterminate event - 🔊 Beep sound - 🚩 Half-way reminder - ⏱ Countdown seconds - 📌 App notification You can: - 🕛 Enjoy this free app with no intrusive Ads. - 🕧 Create any number of timers for free. - 🕐 Set timer names, loops, warm-up, and cool-down reminders. - 🕜 Add groups as sub-timers. - 🕑 Let timers work in the background and show the current progress in a notification. - 🕝 Start and control many timers at the same time. - 🕒 View timers in a list and jump to another stage with a double tap. - 🕞 Enter Picture In Picture mode and choose to show a floating window.. - 🕓 Create timer shortcuts to start them in one click from the launcher. - 🕟 Customize action buttons that are shown on the timer screen. - 🕔 Show a timing bar! - 🕠 Lock the screen while a timer is running. - 🕕 Plus or minus time from current timer time. - 🕡 Customize how much time to plus or minus. - 🕖 Check activities records and history. - 🕢 Schedule a timer to be run at a specific time. - 🕗 Repeat a timer every week or every few days. - 🕣 Back up your timers and settings. - 🕘 Pick an app theme from 9 pre-defined themes + night mode or Use any color as your theme. - 🕤 Automatically change to night mode. - 🕙 Choose to play sound only in the headphones or globally. - 🕥 Pause timers on phone calls. - 🕚 Enjoy nice material design with animations. - 🕦 Support for Tasker, Automate, etc.
F-DroidGitHubIzzyOnDroid
Timed Silence - Don't let your phone rattle you!
APK
An app that manages your phones volume. It will mute your phone for you, so that you never get disturbed when doing important things! Time Create schedules for when your phone should be muted or loud Calendar Let your calendar manage the volume for you. Depending on events, your phone will be silent! Keywords If you have specific events, keywords will help you get the silence you need! Bluetooth When a bluetooth device connects, your phone can react to it! Sanity Check Just so that you don't miss anything important, we have a checkup that you can use to verify your settings!
F-DroidGitHub
Timer Bundle
APK
Universal Timers is a flexible interval timer app designed for sports training, including specialized support for activities like apnea or climbing training. Create custom timer bundles with multiple blocks, each containing work and rest phases that can be repeated. Key features: - Create custom timer bundles with named blocks - Configure work and rest durations independently - Set repetitions for entire blocks - Dynamic duration adjustment: Use delta fields to gradually increase or decrease work and rest times during a set - Minimum duration limits to prevent values from going negative - Clean, modern Material Design 3 interface - Dark mode support - Swipe to delete timer bundles - Save and manage multiple timer configurations The delta feature is particularly useful for progressive training; for instance in apnea training you might focus on improving CO2 tolerance or O2 deprivation which some designated apps train by decreasing breathe-up times or increasing breath-hold times, respectively.
F-DroidGitHub
To Don't
APK
A good look at bad habits. Jot down your vices in a tap, right from the home page. Use Notes to add details — like a healthy alternative to that chocolate bar you cannot resist. And organise your input with Labels. Faster than you can grab a pen. Find your bad habits on the home page, and cross out the ones you give into. These will move to Done for the day. The next morning, start off fresh with a full list of things to avoid. Stay on top of your progress. The Log gives you insight into your overall success rates and pinpoints what bad habit you have been most attached to — over a week, a month, or a year. So you can easily work toward a better you. Webpage: https://www.crazymarvin.com/todont Translate To Don’t: https://hosted.weblate.org/engage/todont/ Source on GitHub: https://github.com/Crazy-Marvin/ToDont
F-DroidGitHub
Tournant
APK
Tournant serves your favorite dishes on your Android device! **Features** 📝 Create and edit recipes (with Markdown support) 💡 Add ingredients, ingredient groups and linked recipes 🔍 Search for recipes and categories and sort by various criteria 🧰 Scale ingredient lists, quickly start timers, log preparation dates, and benefit from other useful tools 📦 Export and share recipes as JSON files or ZIP archive with friends or use the Gourmand XML format Tournant is compatible with Gourmand Recipe Manager (previously known as Gourmet) for desktop. Importing, exporting and syncing with a Gourmand XML file is supported. **Visit the website for documentation** https://tournant.zimbelstern.eu
F-DroidGitHub
Track & Graph
APK
Track & Graph: Dashboards fürs Leben Track & Graph hilft dir, Muster in deinem Alltag zu erfassen, zu visualisieren und zu verstehen. Zeichne numerische Werte oder einfache Ereignisse auf, um persönliche Dashboards zu erstellen, die dir Einblicke in deine Gewohnheiten, Verhaltensweisen und Aktivitäten geben. Visualisiere deine Daten mit Liniendiagrammen, Kreisdiagrammen und statistischen Berichten, die Trends, gleitende Durchschnitte und Intervalle zwischen Ereignissen anzeigen. Organisiere deine Tracking-Elemente in anpassbaren Gruppen, die zu deinen Bedürfnissen passen. Track & Graph bietet jetzt eine Lua-Scripting-API, mit der du eigene Berechnungen erstellen kannst (wie kumulierte Summen, Differenzen oder Finanzmetriken). Track & Graph ist komplett kostenlos und Open Source – ohne Werbung, Konten oder In-App-Käufe. Deine Daten bleiben privat – sie werden nur auf deinem Gerät gespeichert und können jederzeit einfach gesichert werden.
F-DroidGitHubIzzyOnDroid
Trailence
APK
Hiking and GPS Track Management Tool (GPX). - Organize your tracks - Record a track during your hike - Import tracks from GPX files - Add photos on the track - Plan a track with Open Street Map - Edit your tracks - Share with friends - Publish your trails to the communauty - And more !
F-DroidGitHub
Trails Hito
APK
Trails Hito can load trails in GPX, TCX and KML formats. You can load them directly from your phone storage or share them from another application. This app also displays the user location, either by single location updates or by enabling the continuous location feature. No data is stored or sent outside your phone. This apps does not contain any trails, it is only a viewer for existing trail files. Low battery consumption.
F-Droid
Treasure Hunt
APK
This is an outdoor app that will let you or somebody you like experience a treasure hunt. Define waypoints in your area, then explore those waypoints and solve riddles, until you reach the final stage.
IzzyOnDroid
UWR Planer
APK
The official app for UWR Planer (uwr-plan.de), the planning tool for underwater rugby. It brings UWR Planer to your Android device: manage clubs, teams, squads, leagues and match days — the same feature set as the web app, in a standalone app. Features: • Full access to UWR Planer as an app • Secure sign-in via the system browser (single sign-on) • Stays signed in — no need to log in on every launch Note: a UWR Planer account is required. The app loads content from uwr-plan.de and needs an internet connection. This (F-Droid) build contains no Google services.
F-Droid
Udderance AAC
APK
Text-to-speech (TTS) based augmentative and alternative communication (AAC) app
F-DroidGitHub
Umpire Assistant
APK
Umpire Assistant helps baseball, softball, and kickball officials track pitch counts, runs, and game state during a game. Features: • Pitch count tracking — balls, strikes, fouls, and outs with automatic walk, strikeout, and inning advancement • Score tracking for home and away teams with batting team indicator • Inning tracker with top and bottom half display • Configurable game clock with expiry alert • Undo and redo for accidental taps • Volume button assignments for heads-up pitch counting without looking at the screen • Multiple saved configurations for different rule sets (rec league, tournament, etc.) • Named teams with color coding, saved per configuration • Flexible foul rules: fouls as strikes, strike cap, foul outs, track-only, or off • Large button layout option for single-hand use • Share final score via any app on your device No ads. No tracking. No internet connection required.
F-DroidGitHub
UnderEat
APK
Organise your favorite restaurants and bars Edit, sort and browse. Export and import your data. Show the direction to the nearest restaurant from your current location * Full network access permission is needed for address and location searches in Nominatim, and for OSM map tiles. https://nominatim.openstreetmap.org/ https://tile.openstreetmap.org * Location access permission is needed for distance sorting and the map view. * External Storage access permission is needed for storing the OSM map tiles. https://github.com/osmdroid/osmdroid/wiki/Prerequisites#manifest-additions Have a look at the desktop version: https://github.com/zoff99/undereat_material
F-DroidGitHub
UnlockMaster
APK
UnlockMaster: Unlock the Power of Mindful Smartphone UseAre you tired of mindlessly unlocking your phone, only to find yourself lost in endless scrolling or compulsively checking your apps? Say hello to UnlockMaster, your ultimate companion for conscious smartphone usage.Unlock Your PotentialUnlockMaster believes that every unlock can be a step towards a more mindful digital life. Our app empowers you to regain control over your screen time by tracking your unlocks and setting your own unlock limit.Stay InformedWith real-time notifications, UnlockMaster keeps you in the loop. You'll receive updates on your unlock count in relation to your limit, serving as a friendly reminder to stay on track.Set Your GoalsUnlockMaster is all about helping you achieve your smartphone usage goals. Receive motivational notifications as you're nearing your daily unlock limit, so you can make more conscious choices further in the day.Reflect and RefineAt the end of each day, our app shows you a daily wrap-up notification. Tap it to discover insightful summaries, helpful suggestions for adjusting your unlock limit, and more.Visualize Your ProgressUnlockMaster doesn't just track unlocks; it also provides you with eye-catching charts. Monitor your unlocks and screen time with beautiful charts, giving you a clear picture of your progress.Unlock the potential of mindful smartphone use with UnlockMaster.Take control of your digital life, one unlock at a time.
GitHubIzzyOnDroid
Urn
APK
Transform your phone into a mobile, offline urn for a local Majority Judgment poll. Setup a poll in seconds, and share the phone amongst participants. This application helps groups decide together quickly about some subject. Majority Judgment is an elegant ranking system used in french wine contests, where each participant judges each proposal, so there is no "throwing your vote away".
F-DroidGitHub
Verifit
APK
Verifit is a simple minimalist fitness tracker that I made mainly for myself. The UI is heavily inspired by FitNotes. It’s purpose is to replace the traditional paper and pencil method for tracking progressive overload. Since I made this with the primary user in mind being myself, it is not fully featured yet, but I do have future plans for adding extra features over time. This is my first attempt so suggestions and code improvements are always welcome.Features:Exercise trackingCreate custom exercisesEdit, delete exercisesEasily import & export in csv formatBasic analysis of workout dataVisualization of workout dataVolume, actual 1RM, estimated 1RM, and other stats trackingIncludes simple rest timer
GitHubIzzyOnDroid