# Muscle Stack vs Gym OClock Run

The clearest difference is in-app purchases: Muscle Stack at none against Gym OClock Run's 9. Muscle Stack also leads on iOS requirement (12.0 vs 15.0). Gym OClock Run's advantage is update cadence (every 2 weeks vs every 29 months). On price, ads and device support there is nothing between them.

Both are free to download. Gym OClock Run sells 9 one-off in-app purchases. Muscle Stack asks for nothing beyond the download.

Muscle Stack ships an update every 29 months, Gym OClock Run every 2 weeks. The most recent releases landed on September 21, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Muscle Stack | Gym OClock Run |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.4 (7 ratings)](https://appshunter.io/ios/app/gym-oclock-run/id6677041738/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 29 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 84 MB | 516 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [omer cetin](https://appshunter.io/developer/1584332419) | [Yso Corp](https://appshunter.io/developer/659815325) |

## What reviewers say

### Muscle Stack

[App page](https://appshunter.io/ios/app/muscle-stack/id1604565712)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gym OClock Run

[App page](https://appshunter.io/ios/app/gym-oclock-run/id6677041738)

Build muscle by throwing dumbbells and dodging obstacles in this action-packed fitness game. Enhance your character's stats, sign sponsorship contracts, and hire trainers to boost your performance. Challenge yourself to defeat junk food enemies and achieve peak physical condition.

**Highlights:** Throw dumbbells to build muscle, Dodge obstacles and junk food enemies, Enhance character stats, Sign sponsorship contracts, Hire personal trainers, Level up and progress

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 Tickets | $0.99 | one-time |
| 10 Energy | $1.99 | one-time |
| 10 Tickets | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| 30 Tickets | $2.99 | one-time |
| Starter Pack | $3.99 | one-time |
| 60 Tickets | $3.99 | one-time |
| 40 Energy | $4.99 | one-time |
| 125 Energy | $11.99 | one-time |


## Frequently asked questions

### Is Muscle Stack free?

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

### Is Gym OClock Run free?

Gym OClock Run is free to download, with in-app purchases available.

### Do Muscle Stack or Gym OClock Run have ads?

Both Muscle Stack and Gym OClock Run show ads.

### Which is updated more often, Muscle Stack or Gym OClock Run?

Muscle Stack ships an update every 29 months, and Gym OClock Run every 2 weeks. Most recently, Muscle Stack was updated on September 21, 2026 and Gym OClock Run on September 16, 2026.

---

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