# PemfOnTrack vs Hydrawav3 Pro

PemfOnTrack and Hydrawav3 Pro are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | PemfOnTrack | Hydrawav3 Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 51 MB | 74 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [TURNING POINT MEDICAL LLC](https://appshunter.io/developer/1801633785) | [HydraWav3 LLC](https://appshunter.io/developer/6778679126) |

## What reviewers say

### PemfOnTrack

[App page](https://appshunter.io/ios/app/pemfontrack/id6761847049)

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

**In-app purchases:** none


### Hydrawav3 Pro

[App page](https://appshunter.io/ios/app/hydrawav3-pro/id6778679124)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is PemfOnTrack free?

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

### Is Hydrawav3 Pro free?

Hydrawav3 Pro is free to download, with no in-app purchases.

### Do PemfOnTrack or Hydrawav3 Pro have ads?

Neither PemfOnTrack nor Hydrawav3 Pro shows ads.

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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.*