# Optimal HRV vs HeartSync Mobile

The clearest difference is in-app purchases: HeartSync Mobile at none against Optimal HRV's 3. HeartSync Mobile also leads on update cadence (every 5 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Optimal HRV sells 3 in-app purchases, starting at $9.99 per month. HeartSync Mobile asks for nothing beyond the download.

Optimal HRV ships an update fortnightly, HeartSync Mobile every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Optimal HRV | HeartSync Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (24 ratings)](https://appshunter.io/ios/app/optimal-hrv-biofeedback/id1501292206/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 37 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Optimal, LLC](https://appshunter.io/developer/1501292205) | [Griffin Hayes](https://appshunter.io/developer/1869612921) |

## What reviewers say

### Optimal HRV

[App page](https://appshunter.io/ios/app/optimal-hrv-biofeedback/id1501292206)

Monitor, analyze, and improve your Heart Rate Variability (HRV) scores. This app offers personalized training, biofeedback, and stress-reducing activities to enhance health, reduce stress, and improve mental clarity.

**Highlights:** Real-time HRV monitoring, Personalized training plans, Guided meditation and breathing exercises, Comprehensive data analysis, Stress response insights, Biofeedback optimization

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $9.99 | per month |
| 6 Month | $47.99 | per 6 months |
| One Year | $59.99 | per year |


### HeartSync Mobile

[App page](https://appshunter.io/ios/app/heartsync-mobile/id6757919794)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Optimal HRV free?

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

### Is HeartSync Mobile free?

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

### Do Optimal HRV or HeartSync Mobile have ads?

Neither Optimal HRV nor HeartSync Mobile shows ads.

### Which is updated more often, Optimal HRV or HeartSync Mobile?

Optimal HRV ships an update fortnightly, and HeartSync Mobile every 5 days. Most recently, Optimal HRV was updated on October 25, 2026 and HeartSync Mobile on October 24, 2026.

---

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