# SmartCalc+ Science Calculator vs momo

The clearest difference is in-app purchases: momo at none against SmartCalc+ Science Calculator's 2. momo also leads on update cadence (daily vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SmartCalc+ Science Calculator sells 2 in-app purchases, starting at $0.99 per 7 days. momo asks for nothing beyond the download.

SmartCalc+ Science Calculator ships an update every 5 weeks, momo daily. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SmartCalc+ Science Calculator | momo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/momo-calculator-pro/id6744653487/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | — | Ad-supported |
| Size | 9 MB | 99 MB |
| Requires iOS | **16.6** | 17.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Retenica SP Z.O.O](https://appshunter.io/developer/1715674718) | [雅楠 陈](https://appshunter.io/developer/1502399099) |

## What reviewers say

### SmartCalc+ Science Calculator

[App page](https://appshunter.io/ios/app/smartcalc-plus-science-calculator/id6483847331)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $0.99 | per 7 days |
| Annual Premium Access | $9.99 | per year |


### momo

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

This app offers a comprehensive suite of calculation tools, including basic arithmetic, scientific computations, and extensive unit conversions. Its minimalist dark theme interface provides a distraction-free experience for users of all levels.

**Highlights:** Basic calculator functions, Advanced scientific calculations, Extensive unit conversions, Minimalist dark theme, Real-time calculation results, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartCalc+ Science Calculator free?

SmartCalc+ Science Calculator is free to download, with in-app purchases available.

### Is momo free?

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

### Do SmartCalc+ Science Calculator or momo have ads?

Both SmartCalc+ Science Calculator and momo show ads.

### Which is updated more often, SmartCalc+ Science Calculator or momo?

SmartCalc+ Science Calculator ships an update every 5 weeks, and momo daily. Most recently, SmartCalc+ Science Calculator was updated on November 4, 2026 and momo on October 30, 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.*