# Duet vs Arribex Courier

The clearest difference is in-app purchases: Arribex Courier at none against Duet's 3. Arribex Courier also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Duet sells 3 in-app purchases, starting at $2.99 per month. Arribex Courier asks for nothing beyond the download.

## The numbers

| Metric | Duet | Arribex Courier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/duet-shared-couples-calendar/id6503354460/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 80 MB | 52 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [TSE JU LIN](https://appshunter.io/developer/1749076563) | [Baroli Technologies](https://appshunter.io/developer/428798854) |

## What reviewers say

### Duet

[App page](https://appshunter.io/ios/app/duet-shared-couples-calendar/id6503354460)

This app helps couples stay organized and connected by offering a shared calendar, anniversary tracking, and a collaborative wish list. It focuses on practical tools for coordination rather than gamified romance prompts.

**Highlights:** Shared calendar for couples, Anniversary and date tracking, Collaborative wish list, Event planning for two, Relationship organization tools

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Duet Plus (Monthly) | $2.99 | per month |
| Duet Plus (Quarterly) | $5.99 | per 3 months |
| Duet Plus (Yearly) | $17.99 | per year |


### Arribex Courier

[App page](https://appshunter.io/ios/app/arribex-courier/id6754088694)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Duet free?

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

### Is Arribex Courier free?

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

### Do Duet or Arribex Courier have ads?

Duet shows ads; Arribex Courier does not.

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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.*