# iSeat vs HRV Tracker Pro

The clearest difference is in-app purchases: iSeat at none against HRV Tracker Pro's 2. iSeat also leads on iOS requirement (14.0 vs 17.6). HRV Tracker Pro's advantage is update cadence (every 2 weeks vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. HRV Tracker Pro sells 2 in-app purchases, starting at $8.99 per 7 days. iSeat asks for nothing beyond the download.

iSeat ships an update every 5 weeks, HRV Tracker Pro every 2 weeks. The most recent releases landed on September 19, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | iSeat | HRV Tracker Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hrv-tracker-pro/id6748574913/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 24 MB | 11 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [karma medical products co. ltd](https://appshunter.io/developer/1649874278) | [Havard Tryman](https://appshunter.io/developer/1662964293) |

## What reviewers say

### iSeat

[App page](https://appshunter.io/ios/app/iseat/id6478748568)

**Features:** macOS Compatibility

**In-app purchases:** none


### HRV Tracker Pro

[App page](https://appshunter.io/ios/app/hrv-tracker-pro/id6748574913)

Track your heart rate variability automatically with an Apple Watch or manually using your iPhone's camera. Analyze trends and identify patterns in your daily HRV to understand your body's recovery and stress levels. Receive morning notifications for your readiness score without opening the app.

**Highlights:** Automatic HRV tracking with Apple Watch, Manual HRV tracking via iPhone camera, RMSSD formula for HRV calculation, Daily and 30-day HRV trend analysis, Morning readiness score notifications, No sign-in required

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $8.99 | per 7 days |
| Premium | $24.99 | per year |


## Frequently asked questions

### Is iSeat free?

iSeat is free to download, with no in-app purchases.

### Is HRV Tracker Pro free?

HRV Tracker Pro is free to download, with in-app purchases available.

### Do iSeat or HRV Tracker Pro have ads?

Neither iSeat nor HRV Tracker Pro shows ads.

### Which is updated more often, iSeat or HRV Tracker Pro?

iSeat ships an update every 5 weeks, and HRV Tracker Pro every 2 weeks. Most recently, iSeat was updated on September 19, 2026 and HRV Tracker Pro on September 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*