# Boat Loop Sort! vs Mass Gravity

The clearest difference is review sentiment: Mass Gravity at 100% against Boat Loop Sort!'s 0%. Mass Gravity also leads on update cadence (every 4 days vs fortnightly). Boat Loop Sort!'s advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

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

Boat Loop Sort! ships an update fortnightly, Mass Gravity every 4 days. The most recent releases landed on June 2, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Boat Loop Sort! | Mass Gravity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mass-gravity/id6758637812/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 169 MB | 137 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Kuelbag](https://appshunter.io/developer/1502817107) | [Cihan Toraman](https://appshunter.io/developer/1858040697) |

## What reviewers say

### Boat Loop Sort!

[App page](https://appshunter.io/ios/app/boat-loop-sort/id6755118504)

Organize colored stickmen and match them to the correct boats in this relaxing island puzzle game. Unload cargo, sort by color, and strategically reload boats to build a successful shipping empire across hundreds of vibrant levels.

**Highlights:** Satisfying sorting gameplay, Hundreds of vibrant island levels, Brain-teasing strategy, Simple tap-to-move controls, Organize colored stickmen, Match stickmen to boats

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Boat Loop Sort! free?

Boat Loop Sort! is free to download, with no in-app purchases.

### Is Mass Gravity free?

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

### Do Boat Loop Sort! or Mass Gravity have ads?

Both Boat Loop Sort! and Mass Gravity show ads.

### Which is updated more often, Boat Loop Sort! or Mass Gravity?

Boat Loop Sort! ships an update fortnightly, and Mass Gravity every 4 days. Most recently, Boat Loop Sort! was updated on June 2, 2026 and Mass Gravity on September 18, 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.*