# BK Partner vs EGDR909 Drum Machine Lite

The clearest difference is review sentiment: BK Partner at 61% against EGDR909 Drum Machine Lite's 18%. BK Partner also leads on in-app purchases (none vs 1) and iOS requirement (8.1 vs 15.6). EGDR909 Drum Machine Lite's advantage is ratings volume (123 vs 6) and rating (4.2 vs 4.0). On price, update cadence and ads there is nothing between them.

Both are free to download. EGDR909 Drum Machine Lite sells 1 one-off in-app purchase. BK Partner asks for nothing beyond the download.

EGDR909 Drum Machine Lite holds the better App Store score, 4.2 against 4.0. That said, the two scores are not equally well evidenced: EGDR909 Drum Machine Lite has 123 ratings behind it against 6, so its average is the more settled of the two. Written reviews complicate that: 61% of BK Partner's written reviews are positive against 18% of EGDR909 Drum Machine Lite's, so the app with the better star average is not the one people write more warmly about.

BK Partner ships an update every 12 months, EGDR909 Drum Machine Lite every 7 months. The most recent releases landed on October 16, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | BK Partner | EGDR909 Drum Machine Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (6 ratings)](https://appshunter.io/ios/app/bk-partner/id591061937/reviews) | **[4.2 (123 ratings)](https://appshunter.io/ios/app/egdr909-drum-machine-lite/id990260343/reviews)** |
| Number of ratings | 6 | **123** |
| Positive reviews | **60.9% of reviews** | 17.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 7 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 28 MB | 99 MB |
| Requires iOS | **8.1** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Roland Corporation](https://appshunter.io/developer/387333694) | [Elliott Garage](https://appshunter.io/developer/454709866) |

## What reviewers say

### BK Partner

[App page](https://appshunter.io/ios/app/bk-partner/id591061937)

Control your Roland BK-series instrument's sounds and accompaniments from your iPad. It mirrors the instrument's front panel for quick access to functions, tones, and rhythms. Supports Core MIDI and Roland Wireless Connection.

**Highlights:** Browse and select instrument tones, Control musical accompaniments, Duplicate instrument's front control panel on iPad, Fast visual access to main functions, Support for Core MIDI, Support for Roland Wireless Connection

**In-app purchases:** none


### EGDR909 Drum Machine Lite

[App page](https://appshunter.io/ios/app/egdr909-drum-machine-lite/id990260343)

Emulates a vintage 80s drum machine with a realistic interface. Create your own beats or use presets, and integrate with other music apps. Unlock full functionality through in-app purchase.

**Highlights:** Realistic 80s drum machine interface, 16-step sequencer with variable length, 48 programmable rhythm patterns, Drum kit piece parameter control, InterApp, Audiobus, Core MIDI, and Ableton Link support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EGDR909 FULL | $3.99 | one-time |


## Frequently asked questions

### Is BK Partner free?

BK Partner is free to download, with no in-app purchases.

### Is EGDR909 Drum Machine Lite free?

EGDR909 Drum Machine Lite is free to download, with in-app purchases available.

### Which has better reviews, BK Partner or EGDR909 Drum Machine Lite?

EGDR909 Drum Machine Lite is rated higher. BK Partner averages 4.0 out of 5 from 6 ratings, while EGDR909 Drum Machine Lite averages 4.2 from 123 ratings.

### Do BK Partner or EGDR909 Drum Machine Lite have ads?

Neither BK Partner nor EGDR909 Drum Machine Lite shows ads.

### Which is updated more often, BK Partner or EGDR909 Drum Machine Lite?

BK Partner ships an update every 12 months, and EGDR909 Drum Machine Lite every 7 months. Most recently, BK Partner was updated on October 16, 2026 and EGDR909 Drum Machine Lite on October 21, 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.*