# Quaver vs Scale Junkie

The clearest difference is price: Scale Junkie at Free against Quaver's $0.99. Scale Junkie also leads on rating (4.9 vs 4.0) and ratings volume (291 vs 1). Quaver's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Scale Junkie is free to download; Quaver costs $0.99 up front. Scale Junkie sells 1 in-app purchase, starting at $19.99 per month. Quaver asks for nothing beyond the download.

Scale Junkie holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: Scale Junkie has 291 ratings behind it against 1, so its average is the more settled of the two.

Quaver ships an update every 15 months, Scale Junkie every 4 months. The most recent releases landed on September 13, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Quaver | Scale Junkie |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/quaver/id519402007/reviews) | **[4.9 (291 ratings)](https://appshunter.io/ios/app/scale-junkie/id1509086344/reviews)** |
| Number of ratings | 1 | **291** |
| Positive reviews | — | 86.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 4 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 3 MB | 88 MB |
| Requires iOS | **15.6** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mara Flint](https://appshunter.io/developer/506089598) | [The C-Dub Brand, LLC](https://appshunter.io/developer/1088667673) |

## What reviewers say

### Quaver

[App page](https://appshunter.io/ios/app/quaver/id519402007)

This tool assists recording engineers and composers by calculating essential musical parameters. It helps synchronize audio by determining delay times and oscillator frequencies based on tempo. Additionally, it identifies note frequencies and constructs scales with their key signatures.

**Highlights:** Tempo-based delay time calculation, Oscillator frequency matching, Note to fundamental frequency conversion, Scale note identification, Key signature visualization

**Features:** Vision Pro support

**In-app purchases:** none


### Scale Junkie

[App page](https://appshunter.io/ios/app/scale-junkie/id1509086344)

Transform scale practice into an engaging musical experience. This app provides a full band accompaniment, turning repetitive exercises into enjoyable songs. Practice scales with custom tempos and a variety of musical sections, making learning fun and immersive.

**Highlights:** Practice scales with a full band, Adjustable tempo for desired pace, Scales in all 12 keys, Seamlessly switch musical sections, Mute individual instrument tracks, Learn and share Junkie Tracks

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access subscription | $19.99 | per month |

**What reviewers like**

- 🎵 Makes scale practice fun
- 💡 Innovative approach to scales
- 👍 Easy to use interface
- 🎹 Great for beginners
- 🎶 Good for musicality

**What reviewers complain about**

- 💸 High subscription cost ($20/month)
- 🔒 Unusable without payment
- 🚫 Limited free content
- 😠 Feels like a scam
- 👎 Crude and ugly interface

**Requested features**

- Option for lifetime purchase
- Option for annual purchase
- Add more scales (Pentatonic, diminished, blues)
- Add minor scales
- Add tablature


## Frequently asked questions

### Is Quaver free?

Quaver costs $0.99, with no in-app purchases.

### Is Scale Junkie free?

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

### Which has better reviews, Quaver or Scale Junkie?

Scale Junkie is rated higher. Quaver averages 4.0 out of 5 from 1 ratings, while Scale Junkie averages 4.9 from 291 ratings.

### Do Quaver or Scale Junkie have ads?

Neither Quaver nor Scale Junkie shows ads.

### Which is updated more often, Quaver or Scale Junkie?

Quaver ships an update every 15 months, and Scale Junkie every 4 months. Most recently, Quaver was updated on September 13, 2026 and Scale Junkie on September 28, 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.*