# Rhythm SYNC. vs Engage Therapy

The clearest difference is rating: Engage Therapy at 4.5 against Rhythm SYNC.'s 1.8. Rhythm SYNC.'s advantage is ratings volume (128 vs 2) and iOS requirement (12.0 vs 15.1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Engage Therapy holds the better App Store score, 4.5 against 1.8. That said, the two scores are not equally well evidenced: Rhythm SYNC. has 128 ratings behind it against 2, so its average is the more settled of the two.

Rhythm SYNC. ships an update every 3 months, Engage Therapy every 2 months. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Rhythm SYNC. | Engage Therapy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (128 ratings)](https://appshunter.io/ios/app/rhythm-sync/id1226606963/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/engage-therapy/id6738207937/reviews)** |
| Number of ratings | **128** | 2 |
| Positive reviews | 13.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 47 MB | 44 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Scosche](https://appshunter.io/developer/340018842) | [Engage Pt, Ot And Slp, PLLC](https://appshunter.io/developer/1779783862) |

## What reviewers say

### Rhythm SYNC.

[App page](https://appshunter.io/ios/app/rhythm-sync/id1226606963)

This app connects to heart rate monitors to display real-time data, manage activity modes, and track workout history. It allows for software updates and integrates with HealthKit for saving workout data.

**Highlights:** Connects to Rhythm 24 and Rhythm+ monitors, Manages activity modes and biometrics, Displays heart rate and battery level, Configures data sharing with other apps, Collects and downloads recorded activities, Performs software and firmware updates, HealthKit integration

**In-app purchases:** none

**What reviewers like**

- ✅ Accurate heart rate readings
- 🔋 Long-lasting device battery life
- 🔄 Reliable device hardware
- 📱 Simple and straightforward interface
- 🔗 Works well with third-party apps (Peloton, Garmin, Apple Watch)

**What reviewers complain about**

- 🐛 Frequent Bluetooth connection failures
- 🐛 App crashes and freezes regularly
- ❌ App doesn't recognize connected devices
- ⚠️ HRV mode difficult or impossible to access
- 📊 Extremely limited app functionality

**Reported bugs**

- App fails to detect device despite Bluetooth connection
- Bluetooth connection drops frequently during workouts
- App crashes on startup (splash screen freeze)
- Firmware update fails repeatedly
- HRV readings not displaying or accessible

**Requested features**

- HRV (Heart Rate Variability) mode that actually works
- Comprehensive workout history and logging
- Data export to multiple health apps (MyFitnessPal, TrainingPeaks, etc.)
- Customizable heart rate zones that persist
- Batch download and export of multiple files


### Engage Therapy

[App page](https://appshunter.io/ios/app/engage-therapy/id6738207937)

Access your personalized Home Exercise Program with HD videos and track your progress with awards. Securely message your provider and book appointments. Integrates with fitness trackers to monitor activity.

**Highlights:** Personalized Home Exercise Program, HD Instructional Videos, Secure Messaging with Provider, Progress Tracking with Awards, Appointment Booking, Multi-language Support, Fitness Activity Integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rhythm SYNC. free?

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

### Is Engage Therapy free?

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

### Which has better reviews, Rhythm SYNC. or Engage Therapy?

Engage Therapy is rated higher. Rhythm SYNC. averages 1.8 out of 5 from 128 ratings, while Engage Therapy averages 4.5 from 2 ratings.

### Do Rhythm SYNC. or Engage Therapy have ads?

Neither Rhythm SYNC. nor Engage Therapy shows ads.

### Which is updated more often, Rhythm SYNC. or Engage Therapy?

Rhythm SYNC. ships an update every 3 months, and Engage Therapy every 2 months. Most recently, Rhythm SYNC. was updated on October 2, 2026 and Engage Therapy on October 3, 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.*