# SmartCalc Easy vs KuCalc3

The clearest difference is ads: KuCalc3 at none against SmartCalc Easy's shown. KuCalc3 also leads on update cadence (daily vs every 3 weeks) and iOS requirement (15.0 vs 17.0). 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.

SmartCalc Easy ships an update every 3 weeks, KuCalc3 daily. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SmartCalc Easy | KuCalc3 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Daily** |
| Size | 5 MB | 19 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Younghan Kim](https://appshunter.io/developer/1859100256) | [Mineaki Sakatoku](https://appshunter.io/developer/1674976728) |

## What reviewers say

### SmartCalc Easy

[App page](https://appshunter.io/ios/app/smartcalc-easy/id6757077422)

**Features:** macOS Compatibility

**In-app purchases:** none


### KuCalc3

[App page](https://appshunter.io/ios/app/kucalc3/id6805388550)

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

**In-app purchases:** none


## Frequently asked questions

### Is SmartCalc Easy free?

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

### Is KuCalc3 free?

KuCalc3 is free to download, with no in-app purchases.

### Do SmartCalc Easy or KuCalc3 have ads?

SmartCalc Easy shows ads; KuCalc3 does not.

### Which is updated more often, SmartCalc Easy or KuCalc3?

SmartCalc Easy ships an update every 3 weeks, and KuCalc3 daily. Most recently, SmartCalc Easy was updated on October 30, 2026 and KuCalc3 on October 31, 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.*