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🦁 Open-GYM V1.0.0 · The Genesis Release
Welcome to the official launch of Open-GYM (Version 1.0.0) — a powerful, privacy-first, fully offline gym tracking companion designed for serious lifters, bodybuilders, and fitness enthusiasts.
Built with Flutter and native Kotlin architecture, Open-GYM provides high-performance exercise tracking, deep anatomical volume visualization, customizable rest timers, and smart data ownership without ads, subscriptions, or invasive tracking.
📱 Which APK Should I Download?
| Package | Recommended For | Architecture |
|---|---|---|
Open-GYM-arm64-v8a.apk |
⭐ Most Users (Recommended) — All modern Android phones (2018+) | 64-bit ARM |
Open-GYM-universal.apk |
Universal Compatibility — Works on any Android device | All Architectures |
Open-GYM-armeabi-v7a.apk |
Legacy Devices — Older 32-bit Android phones | 32-bit ARM |
Open-GYM-x86_64.apk |
Emulators & Tablets — PC Android Emulators & Intel/AMD ChromeOS | 64-bit x86 |
🌟 Key Highlights & Features
🏋️ Seamless Workout Tracking & Interactive Anatomy
- Interactive Anatomical Body Map: Select muscles front and back to view targeted routines and visual fatigue maps.
- 500+ Exercise Catalog: High-definition vector line animations, detailed execution instructions, and custom exercise creation.
- Reps, Weights, RPE & Set Tags: Track warm-ups, drop sets, failure sets, and rest times with single-tap controls.
- Intelligent Rest Timer: Background audio alerts and notification controls that keep your workout pace on track.
- Workout Continuity: Crash-resilient persistence — your active workout safely survives app restarts and phone reboots.
🔄 In-App Automated Updater
- Built-in GitHub Release Updater directly integrated inside the app.
- Check for updates directly from the About screen.
- Real-time animated download progress bar with percentage, download speed (MB/s), and MB size indicators.
- Seamless Android APK installation bridge via secure
FileProvider.
☕ Community Support & Donation Modal
- Integrated multi-provider donation modal:
- Support Kori: Direct online payment page launch + QR code.
- Nsave: Instant handle copy (
@arafath_rahman9) + QR code. - Payoneer: Instant email copy (
arafathrahman710@gmail.com/ ID:70366820) + QR code. - Redotpay: Instant ID copy (
1965421414) + QR code.
📊 Deep Analytics & Progress Insights
- GitHub-Style Workout Heatmap: Track annual workout consistency at a glance.
- Volume & PR Tracking: Automatic 1RM estimation, volume progression charts, and personal record trophies.
- Calculators Suite: 1RM calculator, barbell plate loader, BMI, TDEE & Macro Planner, body fat estimator, and warm-up ramp.
🔒 Complete Privacy & Data Sovereignty
- 100% Offline-First: Your workout logs, personal photos, and body measurements never leave your device without your explicit export.
- Flexible Backup & Restore: Full JSON/ZIP backups, CSV exports, and 1-click import from Hevy, Strong, and FitNotes.
👥 Contributors & Acknowledgements
Open-GYM is built with gratitude to the open-source community:
- Arafath Rahman (@smartworldarafath) — Project Maintainer & Lead
- InlitX (@InlitX) — Original Core Author & Architectural Foundation
- Contributors:
ddd(@1506952493),EinToni(@EinToni),Mark(@Marcos6226),Eful97(@Eful97),Veland55(@Veland55),matheusdz(@matheusdz)
📄 License
Licensed under the GNU General Public License v3.0 (GPL-3.0). Free forever, open source, and yours to own.
Contributors
Marcos6226, EinToni, and 5 other contributors