# Scales Lexicon vs Rhythm+

The clearest difference is update cadence: Rhythm+ at every 2 months against Scales Lexicon's every 19 months. Rhythm+ also leads on iOS requirement (13.0 vs 26.5). Scales Lexicon's advantage is price ($2.99 vs $8.99). On ads, in-app purchases and device support there is nothing between them.

Scales Lexicon costs $2.99 and Rhythm+ $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scales Lexicon ships an update every 19 months, Rhythm+ every 2 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Scales Lexicon | Rhythm+ |
| --- | --- | --- |
| Price | **$2.99** | $8.99 |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/scales-lexicon/id428590294/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 40 MB | 24 MB |
| Requires iOS | 26.5 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Patrick Q. Kelly](https://appshunter.io/developer/310068987) | [Berserk Software AS](https://appshunter.io/developer/1475170649) |

## What reviewers say

### Scales Lexicon

[App page](https://appshunter.io/ios/app/scales-lexicon/id428590294)

This app provides a comprehensive library of musical scales with detailed notation and playback. It allows for transposition across various instruments and clefs, offering customizable rhythmic patterns and playback options. Users can generate printable PDF scores for practice and sharing.

**Highlights:** Over 100 musical scales, Interactive notation and playback, Transposition for multiple instruments, Customizable rhythmic patterns, PDF score generation, Multiple octaves and playback modes

**In-app purchases:** none


### Rhythm+

[App page](https://appshunter.io/ios/app/rhythm-plus/id1475170650)

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

**In-app purchases:** none


## Frequently asked questions

### Is Scales Lexicon free?

Scales Lexicon costs $2.99, with no in-app purchases.

### Is Rhythm+ free?

Rhythm+ costs $8.99, with no in-app purchases.

### Do Scales Lexicon or Rhythm+ have ads?

Neither Scales Lexicon nor Rhythm+ shows ads.

### Which is updated more often, Scales Lexicon or Rhythm+?

Scales Lexicon ships an update every 19 months, and Rhythm+ every 2 months. Most recently, Scales Lexicon was updated on October 27, 2026 and Rhythm+ on October 25, 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.*