# 计算器Pro vs momo

The clearest difference is price: momo at Free against 计算器Pro's $2.99. momo also leads on update cadence (daily vs every 39 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

momo is free to download; 计算器Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

计算器Pro ships an update every 39 months, momo daily. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 计算器Pro | momo |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 39 months | **Daily** |
| Size | 29 MB | 99 MB |
| Requires iOS | **16.6** | 17.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [doudoubird](https://appshunter.io/developer/1383154758) | [雅楠 陈](https://appshunter.io/developer/1502399099) |

## What reviewers say

### 计算器Pro

[App page](https://appshunter.io/ios/app/pro/id6450943764)

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

**In-app purchases:** none


### momo

[App page](https://appshunter.io/ios/app/momo-calculator-pro/id6744653487)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 计算器Pro free?

计算器Pro costs $2.99, with no in-app purchases.

### Is momo free?

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

### Do 计算器Pro or momo have ads?

Both 计算器Pro and momo show ads.

### Which is updated more often, 计算器Pro or momo?

计算器Pro ships an update every 39 months, and momo daily. Most recently, 计算器Pro was updated on October 15, 2026 and momo on October 5, 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.*