# MUSCL vs RepForge

The clearest difference is update cadence: MUSCL at every 4 days against RepForge's every 2 weeks. MUSCL also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. MUSCL sells 2 in-app purchases, starting at $19.99 per month and RepForge sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

MUSCL ships an update every 4 days, RepForge every 2 weeks. The most recent releases landed on September 24, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | MUSCL | RepForge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Size | 47 MB | 6 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [IKARUS PTY LTD](https://appshunter.io/developer/1879736035) | [VKB Inc](https://appshunter.io/developer/1838222973) |

## What reviewers say

### MUSCL

[App page](https://appshunter.io/ios/app/muscl-physique-intelligence/id6759597207)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MUSCL Monthly | $19.99 | per month |
| MUSCL Annual | $99.99 | per year |


### RepForge

[App page](https://appshunter.io/ios/app/repforge-hypertrophy-tracker/id6761590410)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $7.99 | per month |
| Premium Subscription | $49.99 | per year |
| RepForge Premium (Lifetime) | $99.99 | one-time |


## Frequently asked questions

### Is MUSCL free?

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

### Is RepForge free?

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

### Do MUSCL or RepForge have ads?

Neither MUSCL nor RepForge shows ads.

### Which is updated more often, MUSCL or RepForge?

MUSCL ships an update every 4 days, and RepForge every 2 weeks. Most recently, MUSCL was updated on September 24, 2026 and RepForge on September 9, 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.*