# Iris vs OS3

The clearest difference is iOS requirement: OS3 at 18.0 against Iris's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Iris sells 1 in-app purchase, starting at $4.99 per month and OS3 sells 1 in-app purchase, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

Iris ships an update fortnightly, OS3 monthly. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Iris | OS3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (12 ratings)](https://appshunter.io/ios/app/iris-voice-computer/id6737017937/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Freemium | — |
| Size | 145 MB | 4 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Kpaw, LLC](https://appshunter.io/developer/1275307195) | [QR LLC](https://appshunter.io/developer/1820066581) |

## What reviewers say

### Iris

[App page](https://appshunter.io/ios/app/iris-voice-computer/id6737017937)

This app leverages voice commands to help you draft messages, take notes, engage in conversations, and ask questions. It aims to streamline daily tasks and information retrieval through intuitive voice interaction.

**Highlights:** Draft messages with voice, Take and recall voice notes, Engage in long conversations, Ask knowledge-based questions, Iterate and rewrite messages, Syncs across Apple devices

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium access | $4.99 | per month |


### OS3

[App page](https://appshunter.io/ios/app/os3/id6760365662)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OS3 Pro | $12.99 | per month |


## Frequently asked questions

### Is Iris free?

Iris is free to download, with in-app purchases available.

### Is OS3 free?

OS3 is free to download, with in-app purchases available.

### Do Iris or OS3 have ads?

Neither Iris nor OS3 shows ads.

### Which is updated more often, Iris or OS3?

Iris ships an update fortnightly, and OS3 monthly. Most recently, Iris was updated on October 7, 2026 and OS3 on October 16, 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.*