# ohMyTss — Endurance athletes’ help

> Endurance athletes’ help (iPhone/iPad app by Mingjun Liu.)

- Source: https://appshunter.io/ios/app/ohmytss/id6755509363 (this page in markdown: same URL + `.md`)
- Developer: [Mingjun Liu](https://appshunter.io/developer/1852925531)
- Category: Health & Fitness
- Price: Free
- Age rating: 12+
- Requires: iOS 18.6 · 2 MB
- Languages: American English
- Released: 2025-11-21
- Data updated: 2025-12-07
- User reviews in markdown: https://appshunter.io/ios/app/ohmytss/id6755509363/reviews.md

## What is ohMyTss?

Track your training readiness with onMyTss - the Body Battery app for endurance athletes.

onMyTss analyzes your workout data from Apple Health to calculate your daily Training Stress Score (TSS) and Body Battery readiness level (0-100). Get personalized training guidance based on your fitness state.

FEATURES:
• Daily Body Battery score (0-100) showing training readiness
• Training Stress Score (TSS) calculation from power and heart rate
• Chronic Training Load (CTL) and Acute Training Load (ATL) tracking
• Training Stress Balance (TSB) monitoring
• 7-day trend visualization
• Personalized training recommendations
• FTP-based power analysis for cycling
• Automatic HealthKit integration

PRIVACY & DATA:
• All data stored locally on your device
• No cloud servers or data sharing
• No advertising or data mining
• Read-only HealthKit access

Perfect for cyclists, runners, and endurance athletes who want data-driven training insights.

Requires iOS 18.6 or later and Apple Health data.


## Version history (last 3 releases)

### 0.0.4 — 2025-12-06

Fixed data fetching issues

### 1.1 — 2025-11-30

Fixed UI bugs

### 1.0 — 2025-11-21

No release notes.

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2025-12-07.*