# Cube Calculator vs Zallys

The clearest difference is update cadence: Cube Calculator at every 3 weeks against Zallys's every 4 months. Cube Calculator also leads on iOS requirement (13.0 vs 16.6). 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.

Cube Calculator ships an update every 3 weeks, Zallys every 4 months. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Cube Calculator | Zallys |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Size | 40 MB | 32 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Stage Coding](https://appshunter.io/developer/1637068135) | [Zallys srl](https://appshunter.io/developer/1780801684) |

## What reviewers say

### Cube Calculator

[App page](https://appshunter.io/ios/app/cube-calculator-calcon/id1619691271)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zallys

[App page](https://appshunter.io/ios/app/zallys/id6738427854)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cube Calculator free?

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

### Is Zallys free?

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

### Do Cube Calculator or Zallys have ads?

Neither Cube Calculator nor Zallys shows ads.

### Which is updated more often, Cube Calculator or Zallys?

Cube Calculator ships an update every 3 weeks, and Zallys every 4 months. Most recently, Cube Calculator was updated on November 7, 2026 and Zallys on November 8, 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.*