# 3Musclers vs 專心練FOCUS SPACE

The clearest difference is update cadence: 3Musclers at every 5 weeks against 專心練FOCUS SPACE's every 18 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

3Musclers ships an update every 5 weeks, 專心練FOCUS SPACE every 18 months. The most recent releases landed on September 8, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | 3Musclers | 專心練FOCUS SPACE |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 18 months |
| Monetization | Free | — |
| Size | 112 MB | 50 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CLOUDGEM LIMITED](https://appshunter.io/developer/1852719825) | [Eternal W Technology Co., Ltd.](https://appshunter.io/developer/1485685478) |

## What reviewers say

### 3Musclers

[App page](https://appshunter.io/ios/app/3musclers/id1486517436)

This app offers personalized fitness plans designed to prevent injury, catering to goals like weight loss and general health. It aims to be your ultimate fitness companion, providing a space for stress relief and enjoyment through exercise.

**Highlights:** Progressive professional teaching methods, Injury prevention focus, Personalized fitness plans, Supports weight loss and health maintenance, Stress relief through exercise, Fitness companion

**Features:** Apple Wallet

**In-app purchases:** none


### 專心練FOCUS SPACE

[App page](https://appshunter.io/ios/app/focus-space/id1661465876)

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

**In-app purchases:** none


## Frequently asked questions

### Is 3Musclers free?

3Musclers is free to download, with no in-app purchases.

### Is 專心練FOCUS SPACE free?

專心練FOCUS SPACE is free to download, with no in-app purchases.

### Do 3Musclers or 專心練FOCUS SPACE have ads?

Neither 3Musclers nor 專心練FOCUS SPACE shows ads.

### Which is updated more often, 3Musclers or 專心練FOCUS SPACE?

3Musclers ships an update every 5 weeks, and 專心練FOCUS SPACE every 18 months. Most recently, 3Musclers was updated on September 8, 2026 and 專心練FOCUS SPACE on September 13, 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.*