# Pin Wall vs Calculator+ Simple Math

The clearest difference is in-app purchases: Calculator+ Simple Math at none against Pin Wall's 1. Calculator+ Simple Math also leads on iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Pin Wall sells 1 one-off in-app purchase. Calculator+ Simple Math asks for nothing beyond the download.

## The numbers

| Metric | Pin Wall | Calculator+ Simple Math |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Size | 30 MB | 19 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Repusic](https://appshunter.io/developer/1867833686) | [Space 64 LLC](https://appshunter.io/developer/1769185943) |

## What reviewers say

### Pin Wall

[App page](https://appshunter.io/ios/app/pin-wall-notes-and-bookmarks/id6759832730)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad remove | $3.99 | one-time |


### Calculator+ Simple Math

[App page](https://appshunter.io/ios/app/calculator-plus-simple-math/id6764523918)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pin Wall free?

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

### Is Calculator+ Simple Math free?

Calculator+ Simple Math is free to download, with no in-app purchases.

### Do Pin Wall or Calculator+ Simple Math have ads?

Neither Pin Wall nor Calculator+ Simple Math shows 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.*