# Hooktheory II vs Loop Slower

The clearest difference is price: Loop Slower at $0.99 against Hooktheory II's $19.99. Loop Slower also leads on in-app purchases (none vs 1). Hooktheory II's advantage is update cadence (monthly vs every 12 months) and iOS requirement (13.0 vs 17.1). On ads and device support there is nothing between them.

Hooktheory II costs $19.99 and Loop Slower $0.99 up front. Hooktheory II sells 1 one-off in-app purchase. Loop Slower asks for nothing beyond the download.

Hooktheory II ships an update monthly, Loop Slower every 12 months. The most recent releases landed on October 8, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Hooktheory II | Loop Slower |
| --- | --- | --- |
| Price | $19.99 | **$0.99** |
| Rating | **[4.8 (28 ratings)](https://appshunter.io/ios/app/hooktheory-ii/id1148793641/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 92.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 12 months |
| Monetization | Free with in-app purchases | — |
| Size | 123 MB | 5 MB |
| Requires iOS | **13.0** | 17.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Hooktheory LLC](https://appshunter.io/developer/862112895) | [Algirdas Gridziuska](https://appshunter.io/developer/1054530337) |

## What reviewers say

### Hooktheory II

[App page](https://appshunter.io/ios/app/hooktheory-ii/id1148793641)

This app helps you understand and create sophisticated music by teaching advanced chord progressions and melody techniques. Learn from interactive exercises and audiovisual examples inspired by popular artists. It's designed for musicians looking to enhance their songwriting skills.

**Highlights:** Learn seventh chords, embellishments, and secondary chords, Master minor harmony, modes, and modal mixture, Discover songwriting tactics from famous artists, Interactive exercises and audiovisual examples, Compose chords and melody in various scales, Utilize chord inversions and complex chord types

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $19.99 | one-time |


### Loop Slower

[App page](https://appshunter.io/ios/app/loop-slower/id6680190953)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hooktheory II free?

Hooktheory II costs $19.99, and also offers in-app purchases.

### Is Loop Slower free?

Loop Slower costs $0.99, with no in-app purchases.

### Do Hooktheory II or Loop Slower have ads?

Neither Hooktheory II nor Loop Slower shows ads.

### Which is updated more often, Hooktheory II or Loop Slower?

Hooktheory II ships an update monthly, and Loop Slower every 12 months. Most recently, Hooktheory II was updated on October 8, 2026 and Loop Slower on October 4, 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.*