# SLIDE PUZZLE UNROLL BALL vs FastMath

The clearest difference is iOS requirement: SLIDE PUZZLE UNROLL BALL at 11.0 against FastMath's 13.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SLIDE PUZZLE UNROLL BALL sells 4 one-off in-app purchases and FastMath sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | SLIDE PUZZLE UNROLL BALL | FastMath |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 63 MB | 53 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Esra Aydin](https://appshunter.io/developer/1234273346) | [HAFSA BERIL SAGLAM](https://appshunter.io/developer/1894708105) |

## What reviewers say

### SLIDE PUZZLE UNROLL BALL

[App page](https://appshunter.io/ios/app/slide-puzzle-unroll-ball/id1611797610)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |
| 50 Coin Buy | $2.99 | one-time |
| 100 Coin Buy | $3.99 | one-time |
| 300 Coin Buy | $4.99 | one-time |


### FastMath

[App page](https://appshunter.io/ios/app/fastmath-mental-math-trainer/id6762569777)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $6.99 | one-time |


## Frequently asked questions

### Is SLIDE PUZZLE UNROLL BALL free?

SLIDE PUZZLE UNROLL BALL is free to download, with in-app purchases available.

### Is FastMath free?

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

### Do SLIDE PUZZLE UNROLL BALL or FastMath have ads?

Both SLIDE PUZZLE UNROLL BALL and FastMath show ads.

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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.*