# bestzero vs Calculation

The clearest difference is ads: bestzero at none against Calculation's shown. bestzero also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). Calculation's advantage is update cadence (every 2 months vs every 5 months). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

bestzero ships an update every 5 months, Calculation every 2 months. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | bestzero | Calculation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 55 MB | 7 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Cord aware GmbH Informationslogistik](https://appshunter.io/developer/1082977691) | [SooRyong Hyun](https://appshunter.io/developer/1685604103) |

## What reviewers say

### bestzero

[App page](https://appshunter.io/ios/app/bestzero/id1610518247)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculation

[App page](https://appshunter.io/ios/app/calculation-basic-calculator/id6462632655)

**In-app purchases:** none


## Frequently asked questions

### Is bestzero free?

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

### Is Calculation free?

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

### Do bestzero or Calculation have ads?

Calculation shows ads; bestzero does not.

### Which is updated more often, bestzero or Calculation?

bestzero ships an update every 5 months, and Calculation every 2 months. Most recently, bestzero was updated on October 14, 2026 and Calculation on October 15, 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.*