# Pro Tools Shortcuts Trainer vs Decibel Display

The clearest difference is review sentiment: Pro Tools Shortcuts Trainer at 86% against Decibel Display's 40%. Pro Tools Shortcuts Trainer also leads on rating (4.7 vs 4.3) and ratings volume (36 vs 11). Decibel Display's advantage is in-app purchases (none vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Pro Tools Shortcuts Trainer sells 1 one-off in-app purchase. Decibel Display asks for nothing beyond the download.

Pro Tools Shortcuts Trainer holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 36 and 11 respectively. Written reviews point the same way: 86% of Pro Tools Shortcuts Trainer's written reviews are positive against 40% of Decibel Display's.

Pro Tools Shortcuts Trainer ships an update monthly, Decibel Display every 5 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Pro Tools Shortcuts Trainer | Decibel Display |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (36 ratings)](https://appshunter.io/ios/app/pro-tools-shortcuts-trainer/id1325156417/reviews)** | [4.3 (11 ratings)](https://appshunter.io/ios/app/decibel-display/id1480358065/reviews) |
| Number of ratings | **36** | 11 |
| Positive reviews | **85.7% of reviews** | 40.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 27 MB | 12 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Steve Arms](https://appshunter.io/developer/1325156416) | [Process Audio](https://appshunter.io/developer/1480358064) |

## What reviewers say

### Pro Tools Shortcuts Trainer

[App page](https://appshunter.io/ios/app/pro-tools-shortcuts-trainer/id1325156417)

Master Pro Tools shortcuts with interactive quizzes and a comprehensive shortcut library. Learn and test your knowledge across various topics, track your progress, and earn achievements to become a Pro Tools expert.

**Highlights:** Interactive shortcut quizzes, 228 Pro Tools shortcuts, 10 topic categories, Onscreen keyboard testing, Mac/PC keyboard modes, Favorite shortcuts, Timer with achievements

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $2.99 | one-time |


### Decibel Display

[App page](https://appshunter.io/ios/app/decibel-display/id1480358065)

This companion app displays audio metering data from its desktop counterpart on your smartphone or tablet. Design custom multi-meter presets with various meter types, colors, and shapes for real-time audio analysis.

**Highlights:** Real-time audio metering, Customizable meter presets, VU Meter, LUFS, RMS, Spectrum Analyzer, Phase-scope, Modular design

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

**In-app purchases:** none


## Frequently asked questions

### Is Pro Tools Shortcuts Trainer free?

Pro Tools Shortcuts Trainer is free to download, with in-app purchases available.

### Is Decibel Display free?

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

### Which has better reviews, Pro Tools Shortcuts Trainer or Decibel Display?

Pro Tools Shortcuts Trainer is rated higher. Pro Tools Shortcuts Trainer averages 4.7 out of 5 from 36 ratings, while Decibel Display averages 4.3 from 11 ratings.

### Do Pro Tools Shortcuts Trainer or Decibel Display have ads?

Neither Pro Tools Shortcuts Trainer nor Decibel Display shows ads.

### Which is updated more often, Pro Tools Shortcuts Trainer or Decibel Display?

Pro Tools Shortcuts Trainer ships an update monthly, and Decibel Display every 5 weeks. Most recently, Pro Tools Shortcuts Trainer was updated on October 24, 2026 and Decibel Display 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.*