# Jazz Time Trainer vs Band Session Note

The clearest difference is price: Jazz Time Trainer at Free against Band Session Note's $9.99. Jazz Time Trainer also leads on in-app purchases (none vs 4) and iOS requirement (13.0 vs 15.0). On update cadence, ads and device support there is nothing between them.

Jazz Time Trainer is free to download; Band Session Note costs $9.99 up front. Band Session Note sells 4 one-off in-app purchases. Jazz Time Trainer asks for nothing beyond the download.

Jazz Time Trainer ships an update every 4 days, Band Session Note every 6 days. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Jazz Time Trainer | Band Session Note |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/band-session-note/id6781333991/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | — | Paid |
| Size | 19 MB | 23 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sangwoo Shin](https://appshunter.io/developer/6778440317) | [sung ju KIM](https://appshunter.io/developer/6781333993) |

## What reviewers say

### Jazz Time Trainer

[App page](https://appshunter.io/ios/app/jazz-time-trainer/id6778440315)

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

**In-app purchases:** none


### Band Session Note

[App page](https://appshunter.io/ios/app/band-session-note/id6781333991)

This app allows musicians to handwrite musical scores and charts digitally using an Apple Pencil. It offers tools for sketching chords, rhythms, and annotating imported scores, with features for creating custom sections and setlists for band rehearsals and performances.

**Highlights:** Handwritten score sketching with Apple Pencil, Drum notation with standard lines, Annotate imported scores (PDF/photo), Solfège stickers for kids, Create and manage setlists, Customizable song sections, Export as PNG, JPG, or PDF

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 드럼팩 | $0.99 | one-time |
| 음악놀이 | $0.99 | one-time |
| String Pack (Guitar·Bass·Uke) | $0.99 | one-time |
| All-in-One Bundle | $3.99 | one-time |


## Frequently asked questions

### Is Jazz Time Trainer free?

Jazz Time Trainer is free to download, with no in-app purchases.

### Is Band Session Note free?

Band Session Note costs $9.99, and also offers in-app purchases.

### Do Jazz Time Trainer or Band Session Note have ads?

Neither Jazz Time Trainer nor Band Session Note shows ads.

### Which is updated more often, Jazz Time Trainer or Band Session Note?

Jazz Time Trainer ships an update every 4 days, and Band Session Note every 6 days. Most recently, Jazz Time Trainer was updated on October 8, 2026 and Band Session Note on October 17, 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.*