# GridLock Numbers vs ThinkMath

The clearest difference is in-app purchases: ThinkMath at none against GridLock Numbers's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. GridLock Numbers sells 4 one-off in-app purchases. ThinkMath asks for nothing beyond the download.

## The numbers

| Metric | GridLock Numbers | ThinkMath |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 5 MB | 7 MB |
| Requires iOS | 16.2 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Aycan YILMAZ](https://appshunter.io/developer/912871298) | [Ankush Minda](https://appshunter.io/developer/1563214453) |

## What reviewers say

### GridLock Numbers

[App page](https://appshunter.io/ios/app/gridlock-numbers/id912871295)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack of 10 Crowns | $0.99 | one-time |
| Pack of 30 Crowns | $1.99 | one-time |
| Pack of 60 Crowns | $2.99 | one-time |
| Pack of 120 Crowns | $3.99 | one-time |


### ThinkMath

[App page](https://appshunter.io/ios/app/thinkmath-math-quiz-app/id6744817786)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GridLock Numbers free?

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

### Is ThinkMath free?

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

### Do GridLock Numbers or ThinkMath have ads?

Neither GridLock Numbers nor ThinkMath 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.*