# Gymrack App vs Protein Ring

The clearest difference is in-app purchases: Gymrack App at none against Protein Ring's 2. Gymrack App also leads on iOS requirement (16.4 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Protein Ring sells 2 in-app purchases, starting at $4.99 per 7 days. Gymrack App asks for nothing beyond the download.

Gymrack App ships an update weekly, Protein Ring every 2 weeks. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Gymrack App | Protein Ring |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 83 MB | 25 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Nullpreneurs LLP](https://appshunter.io/developer/1874289208) | [Typedream LLP](https://appshunter.io/developer/1861700132) |

## What reviewers say

### Gymrack App

[App page](https://appshunter.io/ios/app/gymrack-app/id6761311438)

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

**In-app purchases:** none


### Protein Ring

[App page](https://appshunter.io/ios/app/protein-ring-macro-tracker/id6785971667)

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Protein Ring Weekly | $4.99 | per 7 days |
| Protein Ring Yearly | $39.99 | per year |


## Frequently asked questions

### Is Gymrack App free?

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

### Is Protein Ring free?

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

### Do Gymrack App or Protein Ring have ads?

Neither Gymrack App nor Protein Ring shows ads.

### Which is updated more often, Gymrack App or Protein Ring?

Gymrack App ships an update weekly, and Protein Ring every 2 weeks. Most recently, Gymrack App was updated on October 8, 2026 and Protein Ring on October 14, 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.*