# Slime Blocks vs Bus Loop

The clearest difference is in-app purchases: Bus Loop at none against Slime Blocks's 5. Bus Loop 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. Slime Blocks sells 5 one-off in-app purchases. Bus Loop asks for nothing beyond the download.

Slime Blocks ships an update every 2 weeks, Bus Loop fortnightly. The most recent releases landed on September 28, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Slime Blocks | Bus Loop |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Size | 70 MB | 143 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Mykola Ovcharenko](https://appshunter.io/developer/1755879685) | [国新 夏](https://appshunter.io/developer/1538418070) |

## What reviewers say

### Slime Blocks

[App page](https://appshunter.io/ios/app/slime-blocks-offline-game/id6754824231)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Power-Up Pack | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Mega Power-Up Pack | $1.99 | one-time |
| Premium Skin Bundle | $2.99 | one-time |
| Ultimate Bundle | $3.99 | one-time |


### Bus Loop

[App page](https://appshunter.io/ios/app/bus-loopflow-sort/id6758687028)

**In-app purchases:** none


## Frequently asked questions

### Is Slime Blocks free?

Slime Blocks is free to download, with in-app purchases available.

### Is Bus Loop free?

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

### Do Slime Blocks or Bus Loop have ads?

Both Slime Blocks and Bus Loop show ads.

### Which is updated more often, Slime Blocks or Bus Loop?

Slime Blocks ships an update every 2 weeks, and Bus Loop fortnightly. Most recently, Slime Blocks was updated on September 28, 2026 and Bus Loop on September 9, 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.*