# Calculation vs Meowulator

The clearest difference is ads: Meowulator at none against Calculation's shown. Meowulator also leads on update cadence (every 9 days vs every 2 months). Calculation's advantage is iOS requirement (16.0 vs 26.4). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Calculation ships an update every 2 months, Meowulator every 9 days. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Calculation | Meowulator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 9 days** |
| Size | 7 MB | 31 MB |
| Requires iOS | **16.0** | 26.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SooRyong Hyun](https://appshunter.io/developer/1685604103) | [Shanghai Runesmith Artificial Intelligence Technology Co., Ltd.](https://appshunter.io/developer/1872991929) |

## What reviewers say

### Calculation

[App page](https://appshunter.io/ios/app/calculation-basic-calculator/id6462632655)

**In-app purchases:** none


### Meowulator

[App page](https://appshunter.io/ios/app/meowulator/id6763520818)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculation free?

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

### Is Meowulator free?

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

### Do Calculation or Meowulator have ads?

Calculation shows ads; Meowulator does not.

### Which is updated more often, Calculation or Meowulator?

Calculation ships an update every 2 months, and Meowulator every 9 days. Most recently, Calculation was updated on November 7, 2026 and Meowulator on November 9, 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.*