# HRV Train vs PocketSync

The clearest difference is price: PocketSync at Free against HRV Train's $4.99. PocketSync also leads on update cadence (every 5 days vs every 27 months). HRV Train's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 17.0). On ads and device support there is nothing between them.

PocketSync is free to download; HRV Train costs $4.99 up front. PocketSync sells 3 in-app purchases, starting at $2.99 per month. HRV Train asks for nothing beyond the download.

HRV Train ships an update every 27 months, PocketSync every 5 days. The most recent releases landed on September 21, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | HRV Train | PocketSync |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/hrv-train/id1447779620/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 5 days** |
| Monetization | Paid | — |
| Size | 40 MB | 28 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ibernetics, LLC](https://appshunter.io/developer/1189391885) | [WeaveHub Technologies LLC](https://appshunter.io/developer/1857837562) |

## What reviewers say

### HRV Train

[App page](https://appshunter.io/ios/app/hrv-train/id1447779620)

This app uses heart rate variability biofeedback to help you reduce stress and increase resilience. It displays real-time heart rate data to help you learn to manage relaxation and activation levels. Your data is kept private on your device.

**Highlights:** Heart rate variability biofeedback, Real-time heart rate display, Stress level indicator, Learn relaxation techniques, Data privacy, Bluetooth LE heart rate monitor compatible

**Features:** macOS Compatibility

**In-app purchases:** none


### PocketSync

[App page](https://appshunter.io/ios/app/pocketsync-all-in-one-sync/id6757086699)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PocketSync Pro (Monthly) | $2.99 | per month |
| PocketSync Pro (Annual) | $24.99 | per year |
| Migration Pass | $8.99 | one-time |


## Frequently asked questions

### Is HRV Train free?

HRV Train costs $4.99, with no in-app purchases.

### Is PocketSync free?

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

### Do HRV Train or PocketSync have ads?

Neither HRV Train nor PocketSync shows ads.

### Which is updated more often, HRV Train or PocketSync?

HRV Train ships an update every 27 months, and PocketSync every 5 days. Most recently, HRV Train was updated on September 21, 2026 and PocketSync on October 7, 2026.

---

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