# Calculator 4U vs Grid Calculator.

The clearest difference is in-app purchases: Calculator 4U at none against Grid Calculator.'s 2. Calculator 4U also leads on update cadence (every 3 weeks vs every 5 months). Grid Calculator.'s advantage is iOS requirement (16.0 vs 18.2). On price, ads and device support there is nothing between them.

Both are free to download. Grid Calculator. sells 2 in-app purchases, starting at $9.99 per 7 days. Calculator 4U asks for nothing beyond the download.

Calculator 4U ships an update every 3 weeks, Grid Calculator. every 5 months. Both last shipped on October 28, 2026.

## The numbers

| Metric | Calculator 4U | Grid Calculator. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Size | 2 MB | 10 MB |
| Requires iOS | 18.2 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Naseer Mohammed](https://appshunter.io/developer/1794812503) | [Hong Kong BLJ Cosmetics Limited](https://appshunter.io/developer/1680645623) |

## What reviewers say

### Calculator 4U

[App page](https://appshunter.io/ios/app/calculator-4u/id6741595255)

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

**In-app purchases:** none


### Grid Calculator.

[App page](https://appshunter.io/ios/app/grid-calculator/id6757141903)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Gold | $9.99 | per 7 days |
| Yearly Gold | $39.99 | per year |


## Frequently asked questions

### Is Calculator 4U free?

Calculator 4U is free to download, with no in-app purchases.

### Is Grid Calculator. free?

Grid Calculator. is free to download, with in-app purchases available.

### Do Calculator 4U or Grid Calculator. have ads?

Neither Calculator 4U nor Grid Calculator. shows ads.

### Which is updated more often, Calculator 4U or Grid Calculator.?

Calculator 4U ships an update every 3 weeks, and Grid Calculator. every 5 months. Most recently, Calculator 4U was updated on October 28, 2026 and Grid Calculator. on October 28, 2026.

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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.*