# JAZZed HD vs Crank. Guitar Practice Log

The clearest difference is in-app purchases: JAZZed HD at none against Crank. Guitar Practice Log's 2. JAZZed HD also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.4). Crank. Guitar Practice Log's advantage is update cadence (every 6 weeks vs every 65 months). On price and ads there is nothing between them.

Both are free to download. Crank. Guitar Practice Log sells 2 in-app purchases, starting at $3.99 per month. JAZZed HD asks for nothing beyond the download.

JAZZed HD ships an update every 65 months, Crank. Guitar Practice Log every 6 weeks. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | JAZZed HD | Crank. Guitar Practice Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/jazzed-hd/id665985682/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 65 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 76 MB | 50 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [artistpro, LLC](https://appshunter.io/developer/1578409515) | [Ho Sing Chan](https://appshunter.io/developer/6780925329) |

## What reviewers say

### JAZZed HD

[App page](https://appshunter.io/ios/app/jazzed-hd/id665985682)

This publication offers practical insights for jazz educators, covering teaching methods, performance techniques, improvisation, and repertoire. It features profiles of successful jazz musicians and educators, providing valuable resources for high school and college instructors.

**Highlights:** In-depth editorial profiles, Teaching and performance methods, Improvisation techniques, Repertoire guidance, Recording techniques, Festival opportunities

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

**In-app purchases:** none


### Crank. Guitar Practice Log

[App page](https://appshunter.io/ios/app/crank-guitar-practice-log/id6780925327)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Crank. Pro | $3.99 | per month |
| Crank. Pro | $29.99 | per year |


## Frequently asked questions

### Is JAZZed HD free?

JAZZed HD is free to download, with no in-app purchases.

### Is Crank. Guitar Practice Log free?

Crank. Guitar Practice Log is free to download, with in-app purchases available.

### Do JAZZed HD or Crank. Guitar Practice Log have ads?

Neither JAZZed HD nor Crank. Guitar Practice Log shows ads.

### Which is updated more often, JAZZed HD or Crank. Guitar Practice Log?

JAZZed HD ships an update every 65 months, and Crank. Guitar Practice Log every 6 weeks. Most recently, JAZZed HD was updated on November 1, 2026 and Crank. Guitar Practice Log on October 31, 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.*