# ProteinCo vs RestOrTrain

The clearest difference is in-app purchases: ProteinCo at none against RestOrTrain's 6. ProteinCo also leads on ads (none vs shown) and iOS requirement (15.0 vs 18.0). RestOrTrain's advantage is update cadence (every 4 days vs every 4 weeks). On price and device support there is nothing between them.

Both are free to download. RestOrTrain sells 6 in-app purchases, starting at $14.99 per month. ProteinCo asks for nothing beyond the download.

ProteinCo ships an update every 4 weeks, RestOrTrain every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ProteinCo | RestOrTrain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (660 ratings)](https://appshunter.io/ios/app/restortrain/id6752621455/reviews)** |
| Number of ratings | — | **660** |
| Positive reviews | — | 61.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 weeks | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 86 MB | 32 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Tapday](https://appshunter.io/developer/1705398380) | [RESTORTRAIN SP Z O O](https://appshunter.io/developer/1840211761) |

## What reviewers say

### ProteinCo

[App page](https://appshunter.io/ios/app/proteinco/id6741526324)

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

**In-app purchases:** none


### RestOrTrain

[App page](https://appshunter.io/ios/app/restortrain/id6752621455)

This app uses AI to analyze your training data, from individual workouts to your complete fitness history. It provides insights into your endurance performance and training patterns. Access detailed information about your fitness journey.

**Highlights:** AI-driven training analysis, Comprehensive fitness history tracking, Individual activity insights, Endurance athlete focus, Performance pattern identification

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Monthly | $14.99 | per month |
| PRO Monthly | $14.99 | per month |
| PRO Monthly | $14.99 | per month |
| PRO Annual | $134.99 | per year |
| PRO Annual | $134.99 | per year |
| PRO Annual | $134.99 | per year |


## Frequently asked questions

### Is ProteinCo free?

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

### Is RestOrTrain free?

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

### Do ProteinCo or RestOrTrain have ads?

RestOrTrain shows ads; ProteinCo does not.

### Which is updated more often, ProteinCo or RestOrTrain?

ProteinCo ships an update every 4 weeks, and RestOrTrain every 4 days. Most recently, ProteinCo was updated on October 24, 2026 and RestOrTrain on October 25, 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.*