# calone vs KuCalc3

The clearest difference is update cadence: KuCalc3 at daily against calone's every 2 weeks. calone's advantage is iOS requirement (13.0 vs 15.0). On price, ads, 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.

calone ships an update every 2 weeks, KuCalc3 daily. Both last shipped on October 31, 2026.

## The numbers

| Metric | calone | KuCalc3 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Size | 19 MB | 19 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MAMORU TAKANAMI](https://appshunter.io/developer/1867930874) | [Mineaki Sakatoku](https://appshunter.io/developer/1674976728) |

## What reviewers say

### calone

[App page](https://appshunter.io/ios/app/calone/id6757755647)

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

**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 calone free?

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

### Is KuCalc3 free?

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

### Do calone or KuCalc3 have ads?

Neither calone nor KuCalc3 shows ads.

### Which is updated more often, calone or KuCalc3?

calone ships an update every 2 weeks, and KuCalc3 daily. Most recently, calone was updated on October 31, 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.*