# Multinomial vs Dual Calculator

The clearest difference is ads: Multinomial at none against Dual Calculator's shown. Dual Calculator's advantage is update cadence (every 5 months vs every 47 months) and iOS requirement (15.0 vs 18.6). 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.

Multinomial ships an update every 47 months, Dual Calculator every 5 months. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Multinomial | Dual Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 47 months | **Every 5 months** |
| Size | 1 MB | 33 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Reinhard MAENNER](https://appshunter.io/developer/578568275) | [Huzaib Sayyed](https://appshunter.io/developer/1778310247) |

## What reviewers say

### Multinomial

[App page](https://appshunter.io/ios/app/multinomial/id578568272)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dual Calculator

[App page](https://appshunter.io/ios/app/dual-calculator-split-screen/id6738931674)

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

**In-app purchases:** none


## Frequently asked questions

### Is Multinomial free?

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

### Is Dual Calculator free?

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

### Do Multinomial or Dual Calculator have ads?

Dual Calculator shows ads; Multinomial does not.

### Which is updated more often, Multinomial or Dual Calculator?

Multinomial ships an update every 47 months, and Dual Calculator every 5 months. Most recently, Multinomial was updated on September 18, 2026 and Dual Calculator on September 17, 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.*