# EGCFit vs RK Performance

The clearest difference is in-app purchases: EGCFit at none against RK Performance's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. RK Performance sells 1 in-app purchase, starting at $399.99 per month. EGCFit asks for nothing beyond the download.

EGCFit ships an update every 3 weeks, RK Performance monthly. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | EGCFit | RK Performance |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 53 MB | 52 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Elizabeth Coupar](https://appshunter.io/developer/1650344433) | [Robin Good LLC](https://appshunter.io/developer/1683914246) |

## What reviewers say

### EGCFit

[App page](https://appshunter.io/ios/app/egcfit/id1621866530)

**Features:** macOS Compatibility

**In-app purchases:** none


### RK Performance

[App page](https://appshunter.io/ios/app/rk-performance/id6448198421)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Plan | $399.99 | per month |


## Frequently asked questions

### Is EGCFit free?

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

### Is RK Performance free?

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

### Do EGCFit or RK Performance have ads?

Neither EGCFit nor RK Performance shows ads.

### Which is updated more often, EGCFit or RK Performance?

EGCFit ships an update every 3 weeks, and RK Performance monthly. Most recently, EGCFit was updated on September 30, 2026 and RK Performance on October 7, 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.*