# Grow Muscles vs Phase Loop

The clearest difference is in-app purchases: Phase Loop at none against Grow Muscles's 5. Phase Loop also leads on update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Grow Muscles sells 5 one-off in-app purchases. Phase Loop asks for nothing beyond the download.

Grow Muscles ships an update fortnightly, Phase Loop every 2 days. The most recent releases landed on October 28, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Grow Muscles | Phase Loop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (3.7K ratings)](https://appshunter.io/ios/app/grow-musclesgym-game/id6743310123/reviews)** | — |
| Number of ratings | **3.7K** | — |
| Positive reviews | 48.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 257 MB | 10 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Xiamen Sixcube Information Technology Co., Ltd.](https://appshunter.io/developer/918372309) | [UGUR SAVASCI](https://appshunter.io/developer/1894053138) |

## What reviewers say

### Grow Muscles

[App page](https://appshunter.io/ios/app/grow-musclesgym-game/id6743310123)

Engage in a fitness game focused on muscle training for all body parts. Build impressive muscles to become the ultimate muscle king. Compete in a sports-themed environment.

**Highlights:** Muscle training for various body parts, Body building, Fitness competition, Become the muscle king, Sports-themed gameplay

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Skip'its Package 01 | $2.99 | one-time |
| NO ADS + Ad Vouchers *3 | $3.99 | one-time |
| Skip'its Package 02 | $9.99 | one-time |
| Super Pack | $9.99 | one-time |
| Skip'its Package 03 | $29.99 | one-time |

**What reviewers like**

- 👍 Fun game
- 👍 Can get a six-pack

**What reviewers complain about**

- 🐛 No frequent updates
- 🔋 Too many ads
- 🐛 Stopped working
- 🐛 Gameplay not like ads

**Reported bugs**

- Finished the game in 2 days
- Everything maxed out when it shouldn't have been

**Requested features**

- More levels
- Higher max level
- Clearer indication of game ending


### Phase Loop

[App page](https://appshunter.io/ios/app/phase-loop/id6762404769)

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

**In-app purchases:** none


## Frequently asked questions

### Is Grow Muscles free?

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

### Is Phase Loop free?

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

### Do Grow Muscles or Phase Loop have ads?

Both Grow Muscles and Phase Loop show ads.

### Which is updated more often, Grow Muscles or Phase Loop?

Grow Muscles ships an update fortnightly, and Phase Loop every 2 days. Most recently, Grow Muscles was updated on October 28, 2026 and Phase Loop on October 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*