# Duet vs dairi

The clearest difference is update cadence: Duet at every 10 days against dairi's every 3 months. dairi's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Duet sells 2 in-app purchases, starting at $1.99 per month and dairi sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Duet ships an update every 10 days, dairi every 3 months. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Duet | dairi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/duet/id6444133917/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 85 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sebastien Vidal](https://appshunter.io/developer/1578551836) | [Lina Beydili](https://appshunter.io/developer/1817434658) |

## What reviewers say

### Duet

[App page](https://appshunter.io/ios/app/duet/id6444133917)

A private, shared journal designed for couples to create a digital scrapbook of their experiences. Document moments with photos, titles, and descriptions, and engage with each other's entries through comments. Relive your journey together with a chronological timeline of memories.

**Highlights:** Shared journaling for couples, Photo and text entries, Comment on entries, Chronological memory timeline, Privacy-focused design

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $19.99 | per year |


### dairi

[App page](https://appshunter.io/ios/app/dairi-shared-couples-journal/id6746565909)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $39.99 | per year |


## Frequently asked questions

### Is Duet free?

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

### Is dairi free?

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

### Do Duet or dairi have ads?

Neither Duet nor dairi shows ads.

### Which is updated more often, Duet or dairi?

Duet ships an update every 10 days, and dairi every 3 months. Most recently, Duet was updated on October 17, 2026 and dairi 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.*