# Performance Training, Inc. vs Gesundheitsstudio Wolff

Performance Training, Inc. and Gesundheitsstudio Wolff are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.

Performance Training, Inc. ships an update every 3 months, Gesundheitsstudio Wolff every 4 months. The most recent releases landed on September 17, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Performance Training, Inc. | Gesundheitsstudio Wolff |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 148 MB | 147 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Performance Training, Inc](https://appshunter.io/developer/1513450977) | [Gesundheitsstudio Wolff GmbH](https://appshunter.io/developer/1530427918) |

## What reviewers say

### Performance Training, Inc.

[App page](https://appshunter.io/ios/app/performance-training-inc/id949843740)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Gesundheitsstudio Wolff

[App page](https://appshunter.io/ios/app/gesundheitsstudio-wolff/id1530427916)

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

**In-app purchases:** none


## Frequently asked questions

### Is Performance Training, Inc. free?

Performance Training, Inc. is free to download, with no in-app purchases.

### Is Gesundheitsstudio Wolff free?

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

### Do Performance Training, Inc. or Gesundheitsstudio Wolff have ads?

Neither Performance Training, Inc. nor Gesundheitsstudio Wolff shows ads.

### Which is updated more often, Performance Training, Inc. or Gesundheitsstudio Wolff?

Performance Training, Inc. ships an update every 3 months, and Gesundheitsstudio Wolff every 4 months. Most recently, Performance Training, Inc. was updated on September 17, 2026 and Gesundheitsstudio Wolff on September 22, 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.*