# iRoast vs Duoza

The clearest difference is price: Duoza at Free against iRoast's $0.99. iRoast's advantage is update cadence (every 4 days vs fortnightly). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Duoza is free to download; iRoast costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iRoast ships an update every 4 days, Duoza fortnightly. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | iRoast | Duoza |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Size | 4 MB | 7 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [嘉奇 龙](https://appshunter.io/developer/1787171315) | [耀 何](https://appshunter.io/developer/1896515984) |

## What reviewers say

### iRoast

[App page](https://appshunter.io/ios/app/iroast/id6743612055)

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

**In-app purchases:** none


### Duoza

[App page](https://appshunter.io/ios/app/duoza/id6771247273)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iRoast free?

iRoast costs $0.99, with no in-app purchases.

### Is Duoza free?

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

### Do iRoast or Duoza have ads?

Neither iRoast nor Duoza shows ads.

### Which is updated more often, iRoast or Duoza?

iRoast ships an update every 4 days, and Duoza fortnightly. Most recently, iRoast was updated on October 6, 2026 and Duoza on October 5, 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.*