# SessionBand Rock 1 vs KORG Module Pro

The clearest difference is price: SessionBand Rock 1 at $8.99 against KORG Module Pro's $39.99. SessionBand Rock 1 also leads on in-app purchases (none vs 20) and iOS requirement (12.0 vs 15.6). KORG Module Pro's advantage is rating (4.6 vs 3.9) and update cadence (monthly vs every 5 months). On review sentiment, ads and device support there is nothing between them.

SessionBand Rock 1 costs $8.99 and KORG Module Pro $39.99 up front. KORG Module Pro sells 20 one-off in-app purchases. SessionBand Rock 1 asks for nothing beyond the download.

KORG Module Pro holds the better App Store score, 4.6 against 3.9. That said, the two scores are not equally well evidenced: KORG Module Pro has 1.2K ratings behind it against 40, so its average is the more settled of the two. Written reviews point the same way: 63% of SessionBand Rock 1's written reviews are positive against 64% of KORG Module Pro's.

SessionBand Rock 1 ships an update every 5 months, KORG Module Pro monthly. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | SessionBand Rock 1 | KORG Module Pro |
| --- | --- | --- |
| Price | **$8.99** | $39.99 |
| Rating | [3.9 (40 ratings)](https://appshunter.io/ios/app/sessionband-rock-1/id737478289/reviews) | **[4.6 (1.2K ratings)](https://appshunter.io/ios/app/korg-module-pro/id932191687/reviews)** |
| Number of ratings | 40 | **1.2K** |
| Positive reviews | 62.5% of reviews | **63.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 827 MB | 1.7 GB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UK Music Apps Ltd](https://appshunter.io/developer/579320222) | [KORG INC.](https://appshunter.io/developer/363714046) |

## What reviewers say

### SessionBand Rock 1

[App page](https://appshunter.io/ios/app/sessionband-rock-1/id737478289)

Create studio-quality Rock and Metal music tracks in minutes using a chord-based loop system. This app provides over 16,000 audio loops recorded by professional musicians across 15 different styles, making it easy for both musicians and non-musicians to compose royalty-free music.

**Highlights:** Chord-based loop creation, 15 Rock and Metal styles, 16,000+ studio-quality audio loops, Auto-transpose and automated mixing, One-touch live recording, Audiobus compatibility, Royalty-free music creation

**In-app purchases:** none


### KORG Module Pro

[App page](https://appshunter.io/ios/app/korg-module-pro/id932191687)

This app provides a high-quality mobile sound module for iOS devices, offering professional piano and keyboard sounds. It's ideal for live performance and music production, allowing users to create studio-quality music anywhere with just an iOS device and a MIDI keyboard. Expandable sound libraries and integration with other music apps enhance its capabilities.

**Highlights:** High-quality piano and keyboard sound engines, Six dedicated sound engines, Ultra-low latency, AUv3 support, Set list function with score viewer, Expansion sound libraries, Performance recording and sharing

**Features:** Family Sharing

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hybrid Synth Essential 2 | $3.99 | one-time |
| Future Synths | $4.99 | one-time |
| London Symphonic Orchestra | $6.99 | one-time |
| Dream Pop | $6.99 | one-time |
| Petrichor | $6.99 | one-time |
| Shoulder Pads | $6.99 | one-time |
| Space Western | $6.99 | one-time |
| Wurley Electric Piano | $9.99 | one-time |
| Mellow Tape Keyboard | $9.99 | one-time |
| Soundiron Voice of Rapture Soprano | $9.99 | one-time |
| Wild Kits | $9.99 | one-time |
| Dreamy Synths | $9.99 | one-time |
| Organ & Clav Collection | $19.99 | one-time |
| TRITON Best Selection | $19.99 | one-time |
| 80's Electric Piano | $19.99 | one-time |
| Orchestral Dreams | $19.99 | one-time |
| Classic EP-88M | $19.99 | one-time |
| Ivory Mobile Grand | $29.99 | one-time |
| Module Performance Expansion | $29.99 | one-time |
| Ivory Mobile American D | $29.99 | one-time |

**What reviewers like**

- 🎹 Excellent sound quality
- 🎨 Versatile sound library
- 📋 Useful set list functionality
- 🔌 Good MIDI integration
- 💻 Seamless integration with Korg Gadget

**What reviewers complain about**

- 🔇 Low volume/output issues
- 🐛 Crashes and stability problems
- 🔀 Inconsistent behavior when switching patches
- 🔒 Difficulty restoring purchased content
- 🔍 Limited sound customization options

**Reported bugs**

- Purchased content not appearing or disappearing
- Sustain pedal not functioning properly
- Polyphony issues causing notes to drop out
- Compatibility problems with newer iOS versions

**Requested features**

- Add split and layer functionality
- Implement MIDI learn capabilities
- Improve set list management with reordering and copying
- Add support for background audio and AUv3
- Provide better integration with other Korg apps


## Frequently asked questions

### Is SessionBand Rock 1 free?

SessionBand Rock 1 costs $8.99, with no in-app purchases.

### Is KORG Module Pro free?

KORG Module Pro costs $39.99, and also offers in-app purchases.

### Which has better reviews, SessionBand Rock 1 or KORG Module Pro?

KORG Module Pro is rated higher. SessionBand Rock 1 averages 3.9 out of 5 from 40 ratings, while KORG Module Pro averages 4.6 from 1.2K ratings.

### Do SessionBand Rock 1 or KORG Module Pro have ads?

Neither SessionBand Rock 1 nor KORG Module Pro shows ads.

### Which is updated more often, SessionBand Rock 1 or KORG Module Pro?

SessionBand Rock 1 ships an update every 5 months, and KORG Module Pro monthly. Most recently, SessionBand Rock 1 was updated on October 23, 2026 and KORG Module Pro on October 26, 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.*