# Recorder Duet vs Recorder Sim

The clearest difference is price: Recorder Sim at Free against Recorder Duet's $0.99. Recorder Sim also leads on update cadence (every 4 months vs every 20 months) and iOS requirement (12.0 vs 15.0). Recorder Duet's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Recorder Sim is free to download; Recorder Duet costs $0.99 up front. Recorder Sim sells 1 one-off in-app purchase. Recorder Duet asks for nothing beyond the download.

Recorder Duet ships an update every 20 months, Recorder Sim every 4 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Recorder Duet | Recorder Sim |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[3.0 (4 ratings)](https://appshunter.io/ios/app/recorder-sim/id6738953506/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 20 months | **Every 4 months** |
| Monetization | — | Free with in-app purchases |
| Size | 94 MB | 124 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [masafumi sasaki](https://appshunter.io/developer/1016775706) | [Alper Kahriman](https://appshunter.io/developer/1054578352) |

## What reviewers say

### Recorder Duet

[App page](https://appshunter.io/ios/app/recorder-duet/id1267676682)

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

**In-app purchases:** none


### Recorder Sim

[App page](https://appshunter.io/ios/app/recorder-sim/id6738953506)

Explore the joy of playing the recorder with authentic sounds and a customizable interface. Practice melodies, record your compositions, and share your music with ease. Perfect for beginners and experienced musicians alike.

**Highlights:** Authentic recorder sounds, Customizable interface, Multiple play modes, Built-in recording, Microtone settings, Transpose function

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Premium | $7.99 | one-time |


## Frequently asked questions

### Is Recorder Duet free?

Recorder Duet costs $0.99, with no in-app purchases.

### Is Recorder Sim free?

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

### Do Recorder Duet or Recorder Sim have ads?

Recorder Sim shows ads; Recorder Duet does not.

### Which is updated more often, Recorder Duet or Recorder Sim?

Recorder Duet ships an update every 20 months, and Recorder Sim every 4 months. Most recently, Recorder Duet was updated on October 26, 2026 and Recorder Sim on October 24, 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.*