# Jam vs SUS4 Backing Tracks

The clearest difference is ads: SUS4 Backing Tracks at none against Jam's shown. SUS4 Backing Tracks also leads on update cadence (fortnightly vs every 2 months). Jam's advantage is iOS requirement (14.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Jam sells 2 in-app purchases, starting at $4.99 per 7 days and SUS4 Backing Tracks sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Jam ships an update every 2 months, SUS4 Backing Tracks fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Jam | SUS4 Backing Tracks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/jam-master/id6443654772/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 45 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [群 丁](https://appshunter.io/developer/555222254) | [ThePaulSmith](https://appshunter.io/developer/319584506) |

## What reviewers say

### Jam

[App page](https://appshunter.io/ios/app/jam-master/id6443654772)

Practice and play along with original backing tracks for guitar, piano, bass, and ukulele. Visualize chord progressions and musical scales on interactive fretboards and keyboards. Adjust tempo and key, and loop sections for focused practice.

**Highlights:** Original backing tracks, Visual chord progressions, Fretboard and keyboard display, Adjustable tempo and key, Looping practice sections, 31 musical scales, 140+ chords

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe Weekly | $4.99 | per 7 days |
| Subscribe Monthly | $17.99 | per month |


### SUS4 Backing Tracks

[App page](https://appshunter.io/ios/app/sus4-backing-tracks-jam-along/id6777230344)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SUS4 Backing Tracks Pro Monthl | $0.99 | per month |
| SUS4 All-Access | $4.99 | per month |
| SUS4 Backing Tracks Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Jam free?

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

### Is SUS4 Backing Tracks free?

SUS4 Backing Tracks is free to download, with in-app purchases available.

### Do Jam or SUS4 Backing Tracks have ads?

Jam shows ads; SUS4 Backing Tracks does not.

### Which is updated more often, Jam or SUS4 Backing Tracks?

Jam ships an update every 2 months, and SUS4 Backing Tracks fortnightly. Most recently, Jam was updated on October 24, 2026 and SUS4 Backing Tracks 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.*