# Modizer vs WU

The clearest difference is price: Modizer at Free against WU's $9.99. Modizer also leads on rating (4.4 vs 3.0) and ratings volume (91 vs 2). WU's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 15.5). On ads and device support there is nothing between them.

Modizer is free to download; WU costs $9.99 up front. Modizer sells 3 one-off in-app purchases. WU asks for nothing beyond the download.

Modizer holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: Modizer has 91 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | Modizer | WU |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[4.4 (91 ratings)](https://appshunter.io/ios/app/modizer/id393964792/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/wu-aumidisynthesizer-au/id1551523773/reviews) |
| Number of ratings | **91** | 2 |
| Positive reviews | 82.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 361 MB | 20 MB |
| Requires iOS | 15.5 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [YoyoFR](https://appshunter.io/developer/393964795) | [Jens Guell](https://appshunter.io/developer/1195004865) |

## What reviewers say

### Modizer

[App page](https://appshunter.io/ios/app/modizer/id393964792)

Listen to music from classic computers and consoles, supporting over 1100 formats. Access extensive music databases, manage your collection with playlists and archives, and enjoy high-quality MIDI playback with lyrics. Features include background playback, visualizations, and a built-in web browser.

**Highlights:** Supports over 1100 music formats, High-quality MIDI playback with lyrics, Access to music databases (Modland, HVSC, ASMA), Built-in web browser with FTP/HTTP downloads, Playlist and archive support, Multiple visualizations, Background playback

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Modizer small tip | $1.99 | one-time |
| Modizer medium tip | $4.99 | one-time |
| Modizer large tip | $9.99 | one-time |

**What reviewers like**

- 🚀 Best mid player
- 👍 Plays custom formats accurately
- 👍 Supports a huge number of formats
- 👍 Ability to download music from inside the app
- 👍 Can view information stored in custom formats

**What reviewers complain about**

- 🐛 Performance issues on older iPads
- 🐛 Latest update has rendered app useless
- 🐛 Playlist management issues
- 🐛 Crashes when trying to download new music
- 🐛 Confusing navigation and UI

**Reported bugs**

- Crashes when viewing playlists
- Playlist not refreshing after deleting songs
- SPC music looping issues
- FLAC playback broken in recent update
- SID track playback issues after update

**Requested features**

- Fade length setting
- WSR (Wonderswan) format support
- FLAC support
- More frequent updates
- UI customization options


### WU

[App page](https://appshunter.io/ios/app/wu-aumidisynthesizer-au/id1551523773)

This audio unit provides a General MIDI synthesizer compatible with AUv3 hosts, allowing real-time playback of up to 16 MIDI channels. It exposes system Audio Unit interfaces to any host application, ensuring consistent sound across projects.

**Highlights:** AUv3 audio processing plugin, General MIDI synthesizer, Real-time MIDI playback, Supports 16 MIDI channels, Consistent sound across projects, UI exposure for UI-less units

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Modizer free?

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

### Is WU free?

WU costs $9.99, with no in-app purchases.

### Which has better reviews, Modizer or WU?

Modizer is rated higher. Modizer averages 4.4 out of 5 from 91 ratings, while WU averages 3.0 from 2 ratings.

### Do Modizer or WU have ads?

Neither Modizer nor WU shows ads.

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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.*