# Writers Session Pro vs AU Studio

The clearest difference is review sentiment: AU Studio at 50% against Writers Session Pro's 0%. AU Studio also leads on in-app purchases (none vs 1) and ratings volume (4 vs 1). Writers Session Pro's advantage is price (Free vs $9.99) and rating (5.0 vs 4.5). On ads, monetization model and device support there is nothing between them.

Writers Session Pro is free to download; AU Studio costs $9.99 up front. Writers Session Pro sells 1 one-off in-app purchase. AU Studio asks for nothing beyond the download.

Writers Session Pro holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews complicate that: 0% of Writers Session Pro's written reviews are positive against 50% of AU Studio's, so the app with the better star average is not the one people write more warmly about.

Writers Session Pro ships an update fortnightly, AU Studio monthly. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Writers Session Pro | AU Studio |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/writers-session-pro/id6756976450/reviews)** | [4.5 (4 ratings)](https://appshunter.io/ios/app/au-studio/id6763809742/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Paid | Paid |
| Size | 45 MB | 7 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [One In A Billion Ltd](https://appshunter.io/developer/479881389) | [Christian Thompson](https://appshunter.io/developer/1511795684) |

## What reviewers say

### Writers Session Pro

[App page](https://appshunter.io/ios/app/writers-session-pro/id6756976450)

This app is a comprehensive songwriting companion that allows musicians to capture lyrics, record audio ideas, and organize their creative sessions. It offers a rich text editor, audio recording with waveform playback, and a suite of tools including a rhyming dictionary and metronome. Track your progress with writing statistics and set daily goals.

**Highlights:** Rich text editor with formatting, Organize sessions with folders and tags, Audio recorder with waveform playback, Rhyming dictionary and synonym finder, Built-in metronome, Writing statistics dashboard, iCloud sync across devices

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Writers Session Pro - Full Version | $9.99 | one-time |


### 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 Writers Session Pro free?

Writers Session Pro is free to download, with in-app purchases available.

### Is AU Studio free?

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

### Which has better reviews, Writers Session Pro or AU Studio?

Writers Session Pro is rated higher. Writers Session Pro averages 5.0 out of 5 from 1 ratings, while AU Studio averages 4.5 from 4 ratings.

### Do Writers Session Pro or AU Studio have ads?

Neither Writers Session Pro nor AU Studio shows ads.

### Which is updated more often, Writers Session Pro or AU Studio?

Writers Session Pro ships an update fortnightly, and AU Studio monthly. Most recently, Writers Session Pro was updated on October 10, 2026 and AU Studio on October 1, 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.*