About GarSync
GarSync is a universal sports data hub and professional analysis center built for athletes. Rebuilt on a modern architecture, it seamlessly bridges 35+ global platforms, ensuring your activities are always synced, backed...
GarSync is a universal sports data hub and professional analysis center built for athletes. Rebuilt on a modern architecture, it seamlessly bridges 35+ global platforms, ensuring your activities are always synced, backed up, and analyzed with precision. Key Features: - AI Training Plans: Input your goal race and availability - AI generates a periodized training plan based on your real training data (PR, TSB, training load, HR zones). Refine weekly structured workouts (pace/power/HR targets) with one tap, activate to calendar. Includes 7 preset templates for beginners. - AI Coach Insights: Powered by the latest sports LLMs and the TSB model (CTL/ATL/TSB), providing expert assessment of performance, fatigue, and recovery. Pre/post-activity recovery comparison with precise data citation. - Universal Sync: Deep integration with 35+ platforms (Garmin, Strava, Coros, Keep, Intervals.icu, Suunto, Zepp, NRC, etc.) with smart de-duplication. - Precision Tracking: Real-time outdoor run/ride recording, indoor virtual ride power training. Kalman filter and MSL altitude correction for pristine GPS tracks. High-capacity merging for ultra-distance activities. - Weekly Training Summary: Weekly intensity heatmap, power zone distribution, total load (TSS), and CTL/ATL/TSB fitness trends at a glance. - Sports Circle (Social): Join sports circles, share activities, like and interact. Friend pages and personal profiles keep you motivated together. - Sensor Hardware Integration: Cycling power meter real-time 360° Power Vector visualization, Running Pod RSC Running Dynamics, and heart rate monitor high-definition data acquisition. - Health Data Aggregation: Sync sleep, HRV, body battery, resting HR, weight, and more across Coros, Garmin, Apple Health, and other platforms. - Data Sovereignty: Manual and automatic NAS/SMB backups. Local-first processing ensures complete privacy and data control. - Premium UX: Material 3 dynamic color engine and a responsive grid system for a stunning pro-athlete interface. Why GarSync? - AI That Does More Than Chat: AI generates executable training plans, activates them to your calendar, and adapts based on real performance data. - Unify Your Journey: Consolidate your history from Garmin, Strava, Coros, and other platforms into one unified, elegant view. - Automated Workflow: Smart syncing keeps your data current across all your favorite apps without manual intervention. - Pro-Level Metrics: Access metrics and visualizations usually reserved for sports labs, transforming raw data into competitive performance. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Version History * New: AI Training Plan — personalized periodized plans with weekly workout details. * New: AI Single Workout — generate structured workouts, push to watch. * New: 7 preset training plan templates. * New: AI Coach — before/after recovery comparison, more accurate data. * New: Coros health data — sleep, HRV, body battery, resting HR. * Fixed: TrainingPeaks sync restored. * Optimized: Sport Hub — friend page, profile, publish reminders. * Optimized: Today page loads much faster. 2.6.0 May 21 * New: Sport Hub — publish activities, like and interact. * New: Local Scheduler — add workouts to calendar offline. * New: Nike Run Club (NRC) data source support. * Fixed: Route sync duplicate prompts, Garmin session expiry, weight sync stability. * Fixed: Sync to HealthKit crash, Onelap activity wrong type, merged activity metrics error. * Fixed: Cross-data source schedule failure. * Fixed: Power meter connection drops and pedal analysis accuracy. * Fixed: Virtual ride IF/TSS/NP display and warmup power ramp. * Fixed: Workout auto-reads saved FTP value. * Optimized: Multiple pages open faster with quick-access icon buttons. * Optimized: Share poster with independent track/text color control. 2.5.0 May 11 * New: Weekly Training Load Summary for deep intensity and fitness trend analysis. * New: Exercise Metrics Measurement Guide. * Fixed: Compatibility with new Onelap OTM API. * Fixed: Xiaomi login with SMS verification. * Fixed: System power drain caused by residual Wakelock. * Fixed: Healthkit data missing error. * Optimized: GPS track auto-correction for China domestic bike computers. * Optimized: Share poster with JPG. 2.4.0 Apr 28 * New: Track monthly/yearly trends for VO2 Max, FTP, and NP. * Enhanced: Charts in activity detail page. * Optimized: Quietly skips unsupported items for better efficiency. * Optimized: Screen wake guard for long tasks and improved outdoor sync. * Optimized: Smart file de-duplication to save phone storage. * Improved: Xingzhe FIT sync and cadence from power data. * Fixes: Resolved Garmin special character naming and sync warning loops. * UX: Improved Sudoku visual experience. 2.3.0 Apr 20 * Improved Garmin workout sync accuracy with original %FTP support. * Fixed workout power errors when importing from Intervals.icu/professional platforms. * Added support for syncing body weight data from Health platforms to Garmin, Intervals.icu, etc. * Strengthened login stability with improved token refresh persistence. * Enhanced Activity FIT parsing compatibility for newer devices (like Coros DURA). * Added a new collection of running workouts. * Improved sync reliability for iGPSport. * Provided clearer sync advice instead of technical words. 2.2.0 Apr 10 * New "Sync Ignore List": skips problematic or corrupted FIT without blocking the sync progress. * Enhanced sync reliability: added auto-retry for Garmin and improved compatibility for Magene/Zwift devices. * Clearer error messages: replaced technical codes with helpful advice. * Account details page: new entry to view and restore ignored sync items. * Fixed activity time and tracking issues for specialized platforms. 2.1.1 Apr 1 * New: Apple Sign-In support * New: Nolio data source * New: Auto patch for corrupted or incompatible FIT files during sync * New: 8848 sudoku puzzles for grade easy, medium, hard * Improved sync stability for Garmin, HealthKit, iGPSPORT, Blackbird * Optimized COROS track/speed accuracy * Enhanced account security and deletion flow * Package size optimization and bug fixes 2.1.0 Mar 29 GarSync 2.0 — Complete Rewrite with Flutter * Rebuilt from scratch with Flutter for a faster, smoother experience * Sync activities across 35+ platforms (Garmin, Strava, Komoot, Suunto, Keep…) * GPS recording with advanced noise filtering & background keep-alive * BLE sensor support: heart rate, power meter, cadence, running pod * AI Coach: personalized analysis & PDF report export * Training load (TSB), HRV trends & adaptive plan management * Virtual cycling with ERG trainer control * Rich toolbox to meet your daily sport needs * Seamless migration from GarSync 1.x 2.0.0 Mar 20 * Add email verification for user signup, login, password reset and account deleting. * Add support for Komoot. * Fixed failure when login to NRC (Nike Running Club) on iOS. * Fixed failure when import data to Coros. * Fixed location offset when importing data from Keep. * Fixed issue of no error message when importing duplicated activity data to Blackbird sports. * Fixed failure of login to Garmin when MFA (multi-factor authentication) enabled. * Optimized data from MyWhoosh, auto add FTP settings and Garmin training effect info. * Optimized frequency of location and weather data acquisition. 1.13.0 Jan 8 * Fixed a bug where the track start point was offset to 0 after importing Huawei motion data. * Fixed a bug where Garmin composite motion data was ignored during import. * Optimized MyWhoosh data import, supplementing FTP settings and Garmin training results. 1.11.1 11/15/2025 * Added support for NikeRunClub. * Optimized activity merge to get correct TSS and impact on body battery. * Optimized sync task, to sync to multiple sport account with single task. * Added shortcut to AppSync on main page and my sport page. 1.11.0 11/02/2025 * Added support for RQrun. * Fixed location and activity type error when exporting Keep activities. * Fixed the problem that cannot switch to MyWhoosh in my sport page. 1.10.0 10/22/2025 * Add power/heartrate zone time distribution for more accurate AI advice; * Added French, Portuguese, Spanish, and Italian to multi-language support; * Fixed a high risk security issue of Unity engine; * Fixed the issue where importing FIT files into activities failed in the previous version; * Fixed the error of failing to retrieve data from Coros (usually overseas account); * Fixed the data retrieval issue that occurred when Garmin activity records exceeded 10,000; * Fixed the sports type conversion error for walking activities when synchronizing data from Keep. 1.9.1 10/09/2025 * Added multi-language support; currently supports English, Simplified Chinese, and Traditional Chinese. * Simplified AI configuration, with DeepSeek set as the default. * Enhanced user experience: temporarily prevents screen from sleeping during data synchronization. * Fixed the bug in Garmin SDK's FIT file writing function, avoiding application freezes when merging activities. * When importing data from Apple Health, only imports detailed data from Apple Watch, while ignoring activity summaries (with no detailed data) written by other apps. * Fixed the error caused by changes in the precision of JSON data when importing Onelap data. * Fixed the error in activity type matching when importing hiking and walking activities from Keep. * Fixed the issue of failure to import Zepp data older than 3 years. 1.8.0 09/20/2025 1.7.0 08/12/2025 1.6.0 07/28/2025 1.5.0 07/17/2025 1.4.0 06/20/2025 1.3.0 05/15/2025 1.2.0 05/07/2025 1.1.1 04/24/2025 1.1.0 04/22/2025 1.0.1 03/29/2025 1.0.0 03/28/2025 0.12.0 01/27/2025
Previous Versions
Here you can find the changelog of GarSync since it was posted on our website on 2026-02-18 02:55:45.
The latest version is 2.6.0 and it was updated on 2026-06-10 19:15:59. See below the changes in each version.
GarSync version 2.6.0
Updated At: 2026-06-10
Changes: Version History * New: AI Training Plan — personalized periodized plans with weekly workout details.
* New: AI Single Workout — generate structured workouts, push to watch.
* New: 7 preset training plan templates.
* New: AI Coach — before/after recovery comparison, more accurate data.
* New: Coros health data — sleep, HRV, body battery, resting HR.
* Fixed: TrainingPeaks sync restored.
* Optimized: Sport Hub — friend page, profile, publish reminders.
* Optimized: Today page loads much faster. 2.6.0 May 21 * New: Sport Hub — publish activities, like and interact.
* New: Local Scheduler — add workouts to calendar offline.
* New: Nike Run Club (NRC) data source support.
* Fixed: Route sync duplicate prompts, Garmin session expiry, weight sync stability.
* Fixed: Sync to HealthKit crash, Onelap activity wrong type, merged activity metrics error.
* Fixed: Cross-data source schedule failure.
* Fixed: Power meter connection drops and pedal analysis accuracy.
* Fixed: Virtual ride IF/TSS/NP display and warmup power ramp.
* Fixed: Workout auto-reads saved FTP value.
* Optimized: Multiple pages open faster with quick-access icon buttons.
* Optimized: Share poster with independent track/text color control. 2.5.0 May 11 * New: Weekly Training Load Summary for deep intensity and fitness trend analysis.
* New: Exercise Metrics Measurement Guide.
* Fixed: Compatibility with new Onelap OTM API.
* Fixed: Xiaomi login with SMS verification.
* Fixed: System power drain caused by residual Wakelock.
* Fixed: Healthkit data missing error.
* Optimized: GPS track auto-correction for China domestic bike computers.
* Optimized: Share poster with JPG. 2.4.0 Apr 28 * New: Track monthly/yearly trends for VO2 Max, FTP, and NP.
* Enhanced: Charts in activity detail page.
* Optimized: Quietly skips unsupported items for better efficiency.
* Optimized: Screen wake guard for long tasks and improved outdoor sync.
* Optimized: Smart file de-duplication to save phone storage.
* Improved: Xingzhe FIT sync and cadence from power data.
* Fixes: Resolved Garmin special character naming and sync warning loops.
* UX: Improved Sudoku visual experience. 2.3.0 Apr 20 * Improved Garmin workout sync accuracy with original %FTP support.
* Fixed workout power errors when importing from Intervals.icu/professional platforms.
* Added support for syncing body weight data from Health platforms to Garmin, Intervals.icu, etc.
* Strengthened login stability with improved token refresh persistence.
* Enhanced Activity FIT parsing compatibility for newer devices (like Coros DURA).
* Added a new collection of running workouts.
* Improved sync reliability for iGPSport.
* Provided clearer sync advice instead of technical words. 2.2.0 Apr 10 * New "Sync Ignore List": skips problematic or corrupted FIT without blocking the sync progress.
* Enhanced sync reliability: added auto-retry for Garmin and improved compatibility for Magene/Zwift devices.
* Clearer error messages: replaced technical codes with helpful advice.
* Account details page: new entry to view and restore ignored sync items.
* Fixed activity time and tracking issues for specialized platforms. 2.1.1 Apr 1 * New: Apple Sign-In support
* New: Nolio data source
* New: Auto patch for corrupted or incompatible FIT files during sync
* New: 8848 sudoku puzzles for grade easy, medium, hard
* Improved sync stability for Garmin, HealthKit, iGPSPORT, Blackbird
* Optimized COROS track/speed accuracy
* Enhanced account security and deletion flow
* Package size optimization and bug fixes 2.1.0 Mar 29 GarSync 2.0 — Complete Rewrite with Flutter
* Rebuilt from scratch with Flutter for a faster, smoother experience
* Sync activities across 35+ platforms (Garmin, Strava, Komoot, Suunto, Keep…)
* GPS recording with advanced noise filtering & background keep-alive
* BLE sensor support: heart rate, power meter, cadence, running pod
* AI Coach: personalized analysis & PDF report export
* Training load (TSB), HRV trends & adaptive plan management
* Virtual cycling with ERG trainer control
* Rich toolbox to meet your daily sport needs
* Seamless migration from GarSync 1.x 2.0.0 Mar 20 * Add email verification for user signup, login, password reset and account deleting.
* Add support for Komoot.
* Fixed failure when login to NRC (Nike Running Club) on iOS.
* Fixed failure when import data to Coros.
* Fixed location offset when importing data from Keep.
* Fixed issue of no error message when importing duplicated activity data to Blackbird sports.
* Fixed failure of login to Garmin when MFA (multi-factor authentication) enabled.
* Optimized data from MyWhoosh, auto add FTP settings and Garmin training effect info.
* Optimized frequency of location and weather data acquisition. 1.13.0 Jan 8 * Fixed a bug where the track start point was offset to 0 after importing Huawei motion data.
* Fixed a bug where Garmin composite motion data was ignored during import.
* Optimized MyWhoosh data import, supplementing FTP settings and Garmin training results. 1.11.1 11/15/2025 * Added support for NikeRunClub.
* Optimized activity merge to get correct TSS and impact on body battery.
* Optimized sync task, to sync to multiple sport account with single task.
* Added shortcut to AppSync on main page and my sport page. 1.11.0 11/02/2025 * Added support for RQrun.
* Fixed location and activity type error when exporting Keep activities.
* Fixed the problem that cannot switch to MyWhoosh in my sport page. 1.10.0 10/22/2025 * Add power/heartrate zone time distribution for more accurate AI advice;
* Added French, Portuguese, Spanish, and Italian to multi-language support;
* Fixed a high risk security issue of Unity engine;
* Fixed the issue where importing FIT files into activities failed in the previous version;
* Fixed the error of failing to retrieve data from Coros (usually overseas account);
* Fixed the data retrieval issue that occurred when Garmin activity records exceeded 10,000;
* Fixed the sports type conversion error for walking activities when synchronizing data from Keep. 1.9.1 10/09/2025 * Added multi-language support; currently supports English, Simplified Chinese, and Traditional Chinese.
* Simplified AI configuration, with DeepSeek set as the default.
* Enhanced user experience: temporarily prevents screen from sleeping during data synchronization.
* Fixed the bug in Garmin SDK's FIT file writing function, avoiding application freezes when merging activities.
* When importing data from Apple Health, only imports detailed data from Apple Watch, while ignoring activity summaries (with no detailed data) written by other apps.
* Fixed the error caused by changes in the precision of JSON data when importing Onelap data.
* Fixed the error in activity type matching when importing hiking and walking activities from Keep.
* Fixed the issue of failure to import Zepp data older than 3 years. 1.8.0 09/20/2025 1.7.0 08/12/2025 1.6.0 07/28/2025 1.5.0 07/17/2025 1.4.0 06/20/2025 1.3.0 05/15/2025 1.2.0 05/07/2025 1.1.1 04/24/2025 1.1.0 04/22/2025 1.0.1 03/29/2025 1.0.0 03/28/2025 0.12.0 01/27/2025
GarSync version 2.4.0
Updated At: 2026-05-08
Changes: Version History * New: Weekly Training Load Summary for deep intensity and fitness trend analysis.
* New: Exercise Metrics Measurement Guide.
* Fixed: Compatibility with new Onelap OTM API.
* Fixed: Xiaomi login with SMS verification.
* Fixed: System power drain caused by residual Wakelock.
* Fixed: Healthkit data missing error.
* Optimized: GPS track auto-correction for China domestic bike computers.
* Optimized: Share poster with JPG. 2.4.0 Apr 28 * New: Track monthly/yearly trends for VO2 Max, FTP, and NP.
* Enhanced: Charts in activity detail page.
* Optimized: Quietly skips unsupported items for better efficiency.
* Optimized: Screen wake guard for long tasks and improved outdoor sync.
* Optimized: Smart file de-duplication to save phone storage.
* Improved: Xingzhe FIT sync and cadence from power data.
* Fixes: Resolved Garmin special character naming and sync warning loops.
* UX: Improved Sudoku visual experience. 2.3.0 Apr 20 * Improved Garmin workout sync accuracy with original %FTP support.
* Fixed workout power errors when importing from Intervals.icu/professional platforms.
* Added support for syncing body weight data from Health platforms to Garmin, Intervals.icu, etc.
* Strengthened login stability with improved token refresh persistence.
* Enhanced Activity FIT parsing compatibility for newer devices (like Coros DURA).
* Added a new collection of running workouts.
* Improved sync reliability for iGPSport.
* Provided clearer sync advice instead of technical words. 2.2.0 Apr 10 * New "Sync Ignore List": skips problematic or corrupted FIT without blocking the sync progress.
* Enhanced sync reliability: added auto-retry for Garmin and improved compatibility for Magene/Zwift devices.
* Clearer error messages: replaced technical codes with helpful advice.
* Account details page: new entry to view and restore ignored sync items.
* Fixed activity time and tracking issues for specialized platforms. 2.1.1 Apr 1 * New: Apple Sign-In support
* New: Nolio data source
* New: Auto patch for corrupted or incompatible FIT files during sync
* New: 8848 sudoku puzzles for grade easy, medium, hard
* Improved sync stability for Garmin, HealthKit, iGPSPORT, Blackbird
* Optimized COROS track/speed accuracy
* Enhanced account security and deletion flow
* Package size optimization and bug fixes 2.1.0 Mar 29 GarSync 2.0 — Complete Rewrite with Flutter
* Rebuilt from scratch with Flutter for a faster, smoother experience
* Sync activities across 35+ platforms (Garmin, Strava, Komoot, Suunto, Keep…)
* GPS recording with advanced noise filtering & background keep-alive
* BLE sensor support: heart rate, power meter, cadence, running pod
* AI Coach: personalized analysis & PDF report export
* Training load (TSB), HRV trends & adaptive plan management
* Virtual cycling with ERG trainer control
* Rich toolbox to meet your daily sport needs
* Seamless migration from GarSync 1.x 2.0.0 Mar 20 * Add email verification for user signup, login, password reset and account deleting.
* Add support for Komoot.
* Fixed failure when login to NRC (Nike Running Club) on iOS.
* Fixed failure when import data to Coros.
* Fixed location offset when importing data from Keep.
* Fixed issue of no error message when importing duplicated activity data to Blackbird sports.
* Fixed failure of login to Garmin when MFA (multi-factor authentication) enabled.
* Optimized data from MyWhoosh, auto add FTP settings and Garmin training effect info.
* Optimized frequency of location and weather data acquisition. 1.13.0 Jan 8 * Fixed a bug where the track start point was offset to 0 after importing Huawei motion data.
* Fixed a bug where Garmin composite motion data was ignored during import.
* Optimized MyWhoosh data import, supplementing FTP settings and Garmin training results. 1.11.1 11/15/2025 * Added support for NikeRunClub.
* Optimized activity merge to get correct TSS and impact on body battery.
* Optimized sync task, to sync to multiple sport account with single task.
* Added shortcut to AppSync on main page and my sport page. 1.11.0 11/02/2025 * Added support for RQrun.
* Fixed location and activity type error when exporting Keep activities.
* Fixed the problem that cannot switch to MyWhoosh in my sport page. 1.10.0 10/22/2025 * Add power/heartrate zone time distribution for more accurate AI advice;
* Added French, Portuguese, Spanish, and Italian to multi-language support;
* Fixed a high risk security issue of Unity engine;
* Fixed the issue where importing FIT files into activities failed in the previous version;
* Fixed the error of failing to retrieve data from Coros (usually overseas account);
* Fixed the data retrieval issue that occurred when Garmin activity records exceeded 10,000;
* Fixed the sports type conversion error for walking activities when synchronizing data from Keep. 1.9.1 10/09/2025 * Added multi-language support; currently supports English, Simplified Chinese, and Traditional Chinese.
* Simplified AI configuration, with DeepSeek set as the default.
* Enhanced user experience: temporarily prevents screen from sleeping during data synchronization.
* Fixed the bug in Garmin SDK's FIT file writing function, avoiding application freezes when merging activities.
* When importing data from Apple Health, only imports detailed data from Apple Watch, while ignoring activity summaries (with no detailed data) written by other apps.
* Fixed the error caused by changes in the precision of JSON data when importing Onelap data.
* Fixed the error in activity type matching when importing hiking and walking activities from Keep.
* Fixed the issue of failure to import Zepp data older than 3 years. 1.8.0 09/20/2025 1.7.0 08/12/2025 1.6.0 07/28/2025 1.5.0 07/17/2025 1.4.0 06/20/2025 1.3.0 05/15/2025 1.2.0 05/07/2025 1.1.1 04/24/2025 1.1.0 04/22/2025 1.0.1 03/29/2025 1.0.0 03/28/2025 0.12.0 01/27/2025 0.11.1 12/05/2024 0.11.0 11/09/2024
GarSync version 1.13.0
Updated At: 2026-01-08
Changes: * Add email verification for user signup, login, password reset and account deleting.
* Add support for Komoot.
* Fixed failure when login to NRC (Nike Running Club) on iOS.
* Fixed failure when import data to Coros.
* Fixed location offset when importing data from Keep.
* Fixed issue of no error message when importing duplicated activity data to Blackbird sports.
* Fixed failure of login to Garmin when MFA (multi-factor authentication) enabled.
* Optimized data from MyWhoosh, auto add FTP settings and Garmin training effect info.
* Optimized frequency of location and weather data acquisition.
GarSync version 2.0.0
Updated At: 1970-01-01
Changes: GarSync 2.0 — Complete Rewrite with Flutter
* Rebuilt from scratch with Flutter for a faster, smoother experience
* Sync activities across 35+ platforms (Garmin, Strava, Komoot, Suunto, Keep…)
* GPS recording with advanced noise filtering & background keep-alive
* BLE sensor support: heart rate, power meter, cadence, running pod
* AI Coach: personalized analysis & PDF report export
* Training load (TSB), HRV trends & adaptive plan management
* Virtual cycling with ERG trainer control
* Rich toolbox to meet your daily sport needs
* Seamless migration from GarSync 1.x
Disclaimer
Official App Store Link
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