# WINdowsAMP, The Old School vs AU Studio

The clearest difference is rating: AU Studio at 4.5 against WINdowsAMP, The Old School's 1.0. AU Studio also leads on review sentiment (50% vs 33%) and ratings volume (4 vs 1). WINdowsAMP, The Old School's advantage is price ($1.99 vs $9.99). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

WINdowsAMP, The Old School costs $1.99 and AU Studio $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AU Studio holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 33% of WINdowsAMP, The Old School's written reviews are positive against 50% of AU Studio's.

WINdowsAMP, The Old School ships an update every 5 weeks, AU Studio monthly. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | WINdowsAMP, The Old School | AU Studio |
| --- | --- | --- |
| Price | **$1.99** | $9.99 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/windowsamp-the-old-school/id6754217112/reviews) | **[4.5 (4 ratings)](https://appshunter.io/ios/app/au-studio/id6763809742/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | 33.3% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Paid | Paid |
| Size | 5 MB | 7 MB |
| Requires iOS | **16** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [EyeOS Store Inc.](https://appshunter.io/developer/1036418634) | [Christian Thompson](https://appshunter.io/developer/1511795684) |

## What reviewers say

### WINdowsAMP, The Old School

[App page](https://appshunter.io/ios/app/windowsamp-the-old-school/id6754217112)

Relive the classic music player experience with a retro design and modern functionality. Enjoy offline playback of your local files with a powerful equalizer and live visualizers. Manage your music library and playlists with ease, all without ads or subscriptions.

**Highlights:** Classic WINdowsAMP-style design, Offline playback of local music files, 10-band parametric equalizer with presets, Live visualizers (spectrum, oscilloscope, waveform), Persistent playlist management, System integration (Lock Screen, Control Center), Ad-free and subscription-free

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

**In-app purchases:** none


### AU Studio

[App page](https://appshunter.io/ios/app/au-studio/id6763809742)

This app acts as a dedicated host for Audio Unit extensions, allowing musicians and developers to inspect, audition, and test installed audio plugins. It provides detailed information about each unit's capabilities and behavior without requiring a full digital audio workstation.

**Highlights:** Scan and catalog installed Audio Units, Filter plugins by developer, type, and status, Load AUv3 interfaces or use detailed inspector, Inspect registry identity, MIDI support, and parameters, Route CoreMIDI sources and audition audio effects, Monitor runtime CPU and memory usage, Built-in manual for guidance

**In-app purchases:** none


## Frequently asked questions

### Is WINdowsAMP, The Old School free?

WINdowsAMP, The Old School costs $1.99, with no in-app purchases.

### Is AU Studio free?

AU Studio costs $9.99, with no in-app purchases.

### Which has better reviews, WINdowsAMP, The Old School or AU Studio?

AU Studio is rated higher. WINdowsAMP, The Old School averages 1.0 out of 5 from 1 ratings, while AU Studio averages 4.5 from 4 ratings.

### Do WINdowsAMP, The Old School or AU Studio have ads?

Neither WINdowsAMP, The Old School nor AU Studio shows ads.

### Which is updated more often, WINdowsAMP, The Old School or AU Studio?

WINdowsAMP, The Old School ships an update every 5 weeks, and AU Studio monthly. Most recently, WINdowsAMP, The Old School was updated on October 28, 2026 and AU Studio 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.*