# Math Puzzle vs SumLock

The clearest difference is price: Math Puzzle at Free against SumLock's $0.99. Math Puzzle also leads on ads (none vs shown). SumLock's advantage is in-app purchases (none vs 3). On device support and iOS requirement there is nothing between them.

Math Puzzle is free to download; SumLock costs $0.99 up front. Math Puzzle sells 3 in-app purchases, starting at $2.99 per 7 days. SumLock asks for nothing beyond the download.

## The numbers

| Metric | Math Puzzle | SumLock |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Monthly | — |
| Size | 5 MB | 5 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Phuc Pham](https://appshunter.io/developer/1893081423) | [H Valeur](https://appshunter.io/developer/621824042) |

## What reviewers say

### Math Puzzle

[App page](https://appshunter.io/ios/app/math-puzzle-number-grid/id6767790884)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.99 | per 7 days |
| Annual Premium | $14.99 | per year |
| Lifetime Premium | $29.99 | one-time |


### SumLock

[App page](https://appshunter.io/ios/app/sumlock/id6786379020)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Puzzle free?

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

### Is SumLock free?

SumLock costs $0.99, with no in-app purchases.

### Do Math Puzzle or SumLock have ads?

SumLock shows ads; Math Puzzle 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.*