# Zanshin Fitness

> Privacy-first Tabata and HIIT workout timer with heart rate tracking. (iPhone/iPad app by Matias Tripode.)

- Source: https://appshunter.io/ios/app/zanshin-fitness/id6757280339 (this page in markdown: same URL + `.md`)
- Developer: [Matias Tripode](https://appshunter.io/developer/1553798170)
- Category: Health & Fitness
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 12+
- Requires: iOS 18.6 · 3 MB
- Languages: American English, European Spanish
- Released: 2026-01-09
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/zanshin-fitness/id6757280339/reviews.md

## What is Zanshin Fitness?

Zanshin: The Privacy-First Tabata & HIIT Workout Timer

Train with focus. Own your data.

Zanshin is a professional-grade Tabata and HIIT workout timer designed for athletes who value both performance and privacy. Track your heart rate zones, calories, and training points—all while keeping your data 100% on your device.

KEY FEATURES

• Tabata & HIIT Timer
  - Classic Tabata (20s work, 10s rest, 8 rounds)
  - Customizable HIIT intervals
  - Free-form open timer
  - Create and save custom workouts
  - Voice countdown announcements
  - Visual and audio phase transitions

• Real-Time Heart Rate Tracking
  - Connect Bluetooth heart rate monitors
  - Monitor 5 heart rate zones in real-time
  - Track average, max, and min heart rate
  - Zone distribution analysis
  - Training points system

• Performance Metrics
  - Calorie burn estimation
  - Heart rate zone points
  - Workout duration tracking
  - Energy level ratings
  - Workout notes

• Privacy by Design
  - 100% offline—no internet required
  - All data stored locally on your device
  - Export workout data to CSV
  - Optional HealthKit integration

• Minimal Mode
  - Distraction-free timer mode
  - Hide metrics for maximum focus
  - Perfect for pure Tabata sessions
  - Toggle on/off anytime

• Workout History
  - Complete workout history
  - Heart rate graphs and zone analysis
  - Export individual or all workouts
  - Energy level tracking over time

• Health App Integration
  - Optional HealthKit sync
  - Workouts appear in Activity rings
  - Full control over data sharing

PERFECT FOR

• Tabata enthusiasts
• HIIT training athletes
• Privacy-conscious fitness users
• Athletes who want detailed heart rate insights
• Anyone who values data sovereignty

PRIVACY FIRST

Your workout data, heart rate information, and personal metrics are stored exclusively on your device.

Your workouts. Your data. Your control.

TECHNICAL REQUIREMENTS

• iOS 18.6 or later
• Bluetooth heart rate monitor (for full features)
• Optional: HealthKit for workout sync

DISCLAIMER

Zanshin is a fitness tracking tool for informational purposes only. It is not a medical device and should not be used to diagnose or treat any health condition. Always consult with a healthcare professional before starting a new high-intensity training program.

Built for the focused. Handcrafted by https://nashubyte.com/

## Key features

- Customizable Tabata & HIIT intervals
- Real-time heart rate zone tracking
- Calorie burn estimation
- Offline data storage
- HealthKit integration
- Workout history and export


## Frequently asked questions about Zanshin Fitness

### What is Zanshin Fitness?

Zanshin Fitness is a professional-grade Tabata and HIIT workout timer designed for athletes who value both performance and privacy. It allows users to track heart rate zones, calories, and training points with all data stored locally on the device.

### Does Zanshin Fitness have ads?

No, Zanshin Fitness does not contain advertisements. The app is completely free and ad-free, focusing on a distraction-free user experience.

### What devices is Zanshin Fitness available on?

Zanshin Fitness is available on iPhone and iPad devices. It requires iOS 18.6 or later to function correctly.

### How does Zanshin Fitness handle user data privacy?

Zanshin Fitness is built with privacy as a core principle. All workout data, heart rate information, and personal metrics are stored exclusively on your device and are 100% offline, requiring no internet connection.

### Can I connect a heart rate monitor to Zanshin Fitness?

Yes, Zanshin Fitness supports connecting Bluetooth heart rate monitors for real-time tracking of 5 heart rate zones. This feature provides average, max, and min heart rate data, along with zone distribution analysis.

### What workout types does Zanshin Fitness support?

Zanshin Fitness supports classic Tabata (20s work, 10s rest, 8 rounds), customizable HIIT intervals, and a free-form open timer. Users can also create and save their own custom workouts.

### How often is Zanshin Fitness updated?

Zanshin Fitness was last updated on January 9, 2026, with version 1.0. Future updates will likely focus on improving features and maintaining compatibility with the latest iOS versions.

### Can I export my workout data from Zanshin Fitness?

Yes, Zanshin Fitness allows you to export your workout data to CSV format. You can export individual workouts or your complete workout history, including heart rate graphs and zone analysis.

## Version history (last 1 release)

### 1.0 — 2026-01-09

No release notes.

## Related topics

[zanshin fitness](https://appshunter.io/ios/topics/zanshin-fitness)

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*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 2026-06-01.*