# Slime lab. vs RollingFlagBall

The clearest difference is in-app purchases: Slime lab. at none against RollingFlagBall's 2. RollingFlagBall's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. RollingFlagBall sells 2 one-off in-app purchases. Slime lab. asks for nothing beyond the download.

## The numbers

| Metric | Slime lab. | RollingFlagBall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 4 days |
| Size | 103 MB | 152 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lev Dubrovskiy](https://appshunter.io/developer/1221928588) | [Akina Kubota](https://appshunter.io/developer/988867741) |

## What reviewers say

### Slime lab.

[App page](https://appshunter.io/ios/app/slime-lab/id6505000041)

**In-app purchases:** none


### RollingFlagBall

[App page](https://appshunter.io/ios/app/rollingflagball/id6737237717)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AdRemove | $0.99 | one-time |
| AllAdRemove | $1.99 | one-time |


## Frequently asked questions

### Is Slime lab. free?

Slime lab. is free to download, with no in-app purchases.

### Is RollingFlagBall free?

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

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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.*