# Solo 33 vs Loop Shift

The clearest difference is in-app purchases: Solo 33 at none against Loop Shift's 1. Solo 33 also leads on ads (none vs shown). Loop Shift's advantage is iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Loop Shift sells 1 one-off in-app purchase. Solo 33 asks for nothing beyond the download.

## The numbers

| Metric | Solo 33 | Loop Shift |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Daily |
| Size | 5 MB | 26 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alper Albayrak](https://appshunter.io/developer/993200227) | [Maksym Andriienko](https://appshunter.io/developer/1838314693) |

## What reviewers say

### Solo 33

[App page](https://appshunter.io/ios/app/solo-33-peg-solitaire/id1404448161)

**In-app purchases:** none


### Loop Shift

[App page](https://appshunter.io/ios/app/loop-shift-marble-puzzle/id6804442237)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $3.99 | one-time |


## Frequently asked questions

### Is Solo 33 free?

Solo 33 is free to download, with no in-app purchases.

### Is Loop Shift free?

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

### Do Solo 33 or Loop Shift have ads?

Loop Shift shows ads; Solo 33 does not.

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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.*