# SENSAY vs Zone2Track

The clearest difference is rating: SENSAY at 5.0 against Zone2Track's 4.4. Zone2Track's advantage is in-app purchases (none vs 4) and update cadence (every 5 days vs every 3 weeks). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. SENSAY sells 2 in-app purchases, starting at $9.99 per month. Zone2Track asks for nothing beyond the download.

SENSAY holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 12 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

SENSAY ships an update every 3 weeks, Zone2Track every 5 days. The most recent releases landed on June 4, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | SENSAY | Zone2Track |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/sensay/id1671928161/reviews)** | [4.4 (5 ratings)](https://appshunter.io/ios/app/zone2track/id6451061206/reviews) |
| Number of ratings | **12** | 5 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 45 MB | 1 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [SENSAY](https://appshunter.io/developer/1780628070) | [OKRA Labs LLC](https://appshunter.io/developer/1691008963) |

## What reviewers say

### SENSAY

[App page](https://appshunter.io/ios/app/sensay/id1671928161)

This app transforms wearable data into real-time performance insights and visual overlays. It helps athletes train with purpose by tracking heart rate zones, analyzing recovery, and optimizing workouts with gamified feedback.

**Highlights:** Real-time heart rate tracking, AR live data overlays, Multi-sport training support, Gamified fitness with points, Performance analytics and recovery scores, Daytime HRV and resting HR tests

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TAPCANCEROUT | $9.99 | per month |
| Sensay BJJ | $9.99 | per month |


### Zone2Track

[App page](https://appshunter.io/ios/app/zone2track/id6451061206)

This app monitors your heart rate to track time spent in personalized Zone 2 training. It integrates with HealthKit for data access and provides insights into heart rate trends to optimize workouts and improve fitness.

**Highlights:** Zone 2 heart rate monitoring, HealthKit integration, Personalized zone calculation, Heart rate trend analysis, Performance enhancement, Fat burning optimization, Accelerated recovery

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SENSAY free?

SENSAY is free to download, with in-app purchases available.

### Is Zone2Track free?

Zone2Track is free to download, with no in-app purchases.

### Which has better reviews, SENSAY or Zone2Track?

SENSAY is rated higher. SENSAY averages 5.0 out of 5 from 12 ratings, while Zone2Track averages 4.4 from 5 ratings.

### Do SENSAY or Zone2Track have ads?

Neither SENSAY nor Zone2Track shows ads.

### Which is updated more often, SENSAY or Zone2Track?

SENSAY ships an update every 3 weeks, and Zone2Track every 5 days. Most recently, SENSAY was updated on June 4, 2026 and Zone2Track on September 17, 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.*