# iDousyn vs Refader

iDousyn and Refader both sit at 4.2 stars, but that hides the real split: 80% of Refader's written reviews are positive against 34% of iDousyn's. Refader also leads on price (Free vs $9.99) and in-app purchases (none vs 1). iDousyn's advantage is ratings volume (159 vs 6). On rating, ads and device support there is nothing between them.

Refader is free to download; iDousyn costs $9.99 up front. iDousyn sells 1 one-off in-app purchase. Refader asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.2 for iDousyn against 4.2 for Refader. That said, the two scores are not equally well evidenced: iDousyn has 159 ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 34% of iDousyn's written reviews are positive against 80% of Refader's.

iDousyn ships an update every 2 months, Refader every 2 days. The most recent releases landed on October 13, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | iDousyn | Refader |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.2 (159 ratings)](https://appshunter.io/ios/app/idousyn/id421852860/reviews) | [4.2 (6 ratings)](https://appshunter.io/ios/app/refader/id1667127761/reviews) |
| Number of ratings | **159** | 6 |
| Positive reviews | 34.1% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1.2 GB | 10 MB |
| Requires iOS | 26.0 | **16.2** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jorge Lozada](https://appshunter.io/developer/421852863) | [Pedro Yamada](https://appshunter.io/developer/1604183940) |

## What reviewers say

### iDousyn

[App page](https://appshunter.io/ios/app/idousyn/id421852860)

This app transforms your device into a professional music production tool. It features a sample-based synthesizer with dual-layer sampling, advanced filters, and a professional effects chain. Create immersive sounds and build captivating tracks with an intuitive interface and extensive sound library.

**Highlights:** Dual-layer sampling, Advanced filters and EQ, Professional effects chain, Creative chord pads, MIDI mastery, Expansive sound library

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro | Free | one-time |


### Refader

[App page](https://appshunter.io/ios/app/refader/id1667127761)

Control MIDI devices and hosts remotely via USB or Wi-Fi. Connect your device to a computer using "Audio MIDI Setup" to establish a networked MIDI session.

**Highlights:** MIDI fader controller, Control MIDI devices, Control MIDI hosts, USB connectivity, Wi-Fi connectivity, Networked MIDI sessions

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

**In-app purchases:** none


## Frequently asked questions

### Is iDousyn free?

iDousyn costs $9.99, and also offers in-app purchases.

### Is Refader free?

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

### Which has better reviews, iDousyn or Refader?

iDousyn and Refader are both rated 4.2 out of 5 on the App Store, from 159 and 6 ratings respectively.

### Do iDousyn or Refader have ads?

Neither iDousyn nor Refader shows ads.

### Which is updated more often, iDousyn or Refader?

iDousyn ships an update every 2 months, and Refader every 2 days. Most recently, iDousyn was updated on October 13, 2026 and Refader on September 29, 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.*