# Frez vs Boulder Rest

The clearest difference is in-app purchases: Boulder Rest at none against Frez's 16. Frez's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Frez sells 15 in-app purchases, starting at $2.99 per month. Boulder Rest asks for nothing beyond the download.

## The numbers

| Metric | Frez | Boulder Rest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (27 ratings)](https://appshunter.io/ios/app/frez-isometric-training/id6730120024/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Freemium | — |
| Size | 120 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Donghyun Kim](https://appshunter.io/developer/1669856479) | [Olivier Bohrer](https://appshunter.io/developer/1611839008) |

## What reviewers say

### Frez

[App page](https://appshunter.io/ios/app/frez-isometric-training/id6730120024)

This app offers isometric training routines with real-time force feedback. Track your performance, build custom workouts, and measure your strength gains. It works offline and connects to Bluetooth force measurement devices.

**Highlights:** Real-time force tracking, Peak and endurance tests, Customizable workout routines, Offline mode, Bluetooth device connectivity, Performance data visualization

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ClimbHarder Premium (Monthly) | $2.99 | per month |
| Training Tools (Monthly) | $3.99 | per month |
| Training Tools (Monthly) | $4.99 | per month |
| ClimbHarder Premium (Monthly) | $4.99 | per month |
| Training Tools (Yearly) | $19.99 | per year |
| ClimbHarder Premium (Yearly) | $23.99 | per year |
| Training Tools (Yearly) | $24.99 | per year |
| Training Tools (Yearly) | $29.99 | per year |
| Training Tools (Yearly) | $29.99 | per year |
| ClimbHarder Premium (Yearly) | $29.99 | per year |
| ClimbHarder Premium (Yearly) | $29.99 | per year |
| ClimbHarder Training Tools | $29.99 | one-time |
| ClimbHarder Training Tools | $39.99 | one-time |
| ClimbHarder Training Tools | $89.99 | one-time |
| ClimbHarder Training Tools | $119.99 | one-time |


### Boulder Rest

[App page](https://appshunter.io/ios/app/boulder-rest/id6784043317)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Frez free?

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

### Is Boulder Rest free?

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

### Do Frez or Boulder Rest have ads?

Neither Frez nor Boulder Rest 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.*