# Delivery Note vs Dual Calculator

The clearest difference is ads: Delivery Note at none against Dual Calculator's shown. Delivery Note also leads on iOS requirement (11.0 vs 15.0). Dual Calculator's advantage is update cadence (every 5 months vs every 24 months). 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.

Delivery Note ships an update every 24 months, Dual Calculator every 5 months. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Delivery Note | Dual Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 24 months | **Every 5 months** |
| Size | 23 MB | 33 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Punam Agrawal](https://appshunter.io/developer/690529166) | [Huzaib Sayyed](https://appshunter.io/developer/1778310247) |

## What reviewers say

### Delivery Note

[App page](https://appshunter.io/ios/app/delivery-note/id1440462026)

**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 Delivery Note free?

Delivery Note 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 Delivery Note or Dual Calculator have ads?

Dual Calculator shows ads; Delivery Note does not.

### Which is updated more often, Delivery Note or Dual Calculator?

Delivery Note ships an update every 24 months, and Dual Calculator every 5 months. Most recently, Delivery Note was updated on October 9, 2026 and Dual Calculator on October 4, 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.*