# Dad's Calculator vs Meowulator

The clearest difference is update cadence: Dad's Calculator at every 2 days against Meowulator's every 9 days. Dad's Calculator also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.4). On price, ads and in-app purchases there is nothing between them.

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

Dad's Calculator ships an update every 2 days, Meowulator every 9 days. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Dad's Calculator | Meowulator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 9 days |
| Size | 30 MB | 31 MB |
| Requires iOS | **15.0** | 26.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jaehun Kwon](https://appshunter.io/developer/1708326630) | [Shanghai Runesmith Artificial Intelligence Technology Co., Ltd.](https://appshunter.io/developer/1872991929) |

## What reviewers say

### Dad's Calculator

[App page](https://appshunter.io/ios/app/dads-calculator/id6467169159)

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

**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 Dad's Calculator free?

Dad's Calculator is free to download, with no in-app purchases.

### Is Meowulator free?

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

### Do Dad's Calculator or Meowulator have ads?

Neither Dad's Calculator nor Meowulator shows ads.

### Which is updated more often, Dad's Calculator or Meowulator?

Dad's Calculator ships an update every 2 days, and Meowulator every 9 days. Most recently, Dad's Calculator was updated on October 27, 2026 and Meowulator 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.*