# Mass Gravity vs Screw Loop Puzzle

The clearest difference is in-app purchases: Screw Loop Puzzle at none against Mass Gravity's 1. Screw Loop Puzzle also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Mass Gravity sells 1 one-off in-app purchase. Screw Loop Puzzle asks for nothing beyond the download.

Mass Gravity ships an update every 4 days, Screw Loop Puzzle weekly. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Mass Gravity | Screw Loop Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mass-gravity/id6758637812/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 137 MB | 204 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cihan Toraman](https://appshunter.io/developer/1858040697) | [Mehmet Fatih Sahin](https://appshunter.io/developer/1700697055) |

## What reviewers say

### Mass Gravity

[App page](https://appshunter.io/ios/app/mass-gravity/id6758637812)

Bend space-time with a touch in this minimalist physics puzzle. Create temporary gravitational fields to guide masses, requiring precise timing and placement. Navigate increasingly complex levels where understanding motion and force is key.

**Highlights:** Minimalist physics puzzle gameplay, Create temporary gravitational fields, Guide masses by influencing their paths, Focus on timing and placement, Increasingly complex levels, Sense force and read motion

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Screw Loop Puzzle

[App page](https://appshunter.io/ios/app/screw-loop-puzzle/id6759278433)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mass Gravity free?

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

### Is Screw Loop Puzzle free?

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

### Do Mass Gravity or Screw Loop Puzzle have ads?

Both Mass Gravity and Screw Loop Puzzle show ads.

### Which is updated more often, Mass Gravity or Screw Loop Puzzle?

Mass Gravity ships an update every 4 days, and Screw Loop Puzzle weekly. Most recently, Mass Gravity was updated on October 5, 2026 and Screw Loop Puzzle on September 30, 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.*