# Turn4 vs Factor Fuse

The clearest difference is in-app purchases: Turn4 at none against Factor Fuse's 3. Factor Fuse's advantage is device support and iOS requirement (13.0 vs 15.0). On price there is nothing between them.

Both are free to download. Factor Fuse sells 3 one-off in-app purchases. Turn4 asks for nothing beyond the download.

## The numbers

| Metric | Turn4 | Factor Fuse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 3 days |
| Size | 11 MB | 187 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Carl Cowan](https://appshunter.io/developer/892592396) | [Khylle Lim](https://appshunter.io/developer/1765666121) |

## What reviewers say

### Turn4

[App page](https://appshunter.io/ios/app/turn4/id1202707011)

**In-app purchases:** none


### Factor Fuse

[App page](https://appshunter.io/ios/app/factor-fuse-number-master/id6670305040)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Bundle | $0.99 | one-time |
| Genius Bundle | $6.99 | one-time |
| Genius Bundle + (No Ads) | $6.99 | one-time |


## Frequently asked questions

### Is Turn4 free?

Turn4 is free to download, with no in-app purchases.

### Is Factor Fuse free?

Factor Fuse 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.*