# SyncKontrol vs BLEASS Groovebox

The clearest difference is in-app purchases: SyncKontrol at none against BLEASS Groovebox's 1. BLEASS Groovebox's advantage is update cadence (every 6 weeks vs every 13 months) and rating (4.2 vs 4.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. BLEASS Groovebox sells 1 one-off in-app purchase. SyncKontrol asks for nothing beyond the download.

BLEASS Groovebox holds the better App Store score, 4.2 against 4.0. Both are backed by a comparable volume of ratings — 16 and 38 respectively. Written reviews point the same way: 51% of SyncKontrol's written reviews are positive against 64% of BLEASS Groovebox's.

SyncKontrol ships an update every 13 months, BLEASS Groovebox every 6 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SyncKontrol | BLEASS Groovebox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (16 ratings)](https://appshunter.io/ios/app/synckontrol/id438617344/reviews) | **[4.2 (38 ratings)](https://appshunter.io/ios/app/bleass-groovebox/id1220444178/reviews)** |
| Number of ratings | 16 | **38** |
| Positive reviews | 50.8% of reviews | **64.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 6 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 16 MB | 52 MB |
| Requires iOS | **8.0** | 9.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KORG INC.](https://appshunter.io/developer/363714046) | [BLEASS](https://appshunter.io/developer/1220444177) |

## What reviewers say

### SyncKontrol

[App page](https://appshunter.io/ios/app/synckontrol/id438617344)

Precisely control the tempo and sync your Korg monotribe synthesizer from your iPhone. Offers tap tempo, swing functions, and WIST compatibility for seamless integration with other music apps and DAWs.

**Highlights:** Precise tempo control, WIST sync, Tap Tempo, Swing function, MIDI clock sync, Start/pause control

**In-app purchases:** none


### BLEASS Groovebox

[App page](https://appshunter.io/ios/app/bleass-groovebox/id1220444178)

Create, perform, and compose music with this all-in-one beat studio. Features a multitrack sequencer, synthesizers, and drum machines for intuitive beatmaking and sound design. Optimized for both studio and live performance.

**Highlights:** Multitrack sequencer, Monophonic & polyphonic synthesizers, Drum machines, Sample recording and editing, Real-time performance controls, MIDI and Ableton Link support

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Unlock | $4.99 | one-time |


## Frequently asked questions

### Is SyncKontrol free?

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

### Is BLEASS Groovebox free?

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

### Which has better reviews, SyncKontrol or BLEASS Groovebox?

BLEASS Groovebox is rated higher. SyncKontrol averages 4.0 out of 5 from 16 ratings, while BLEASS Groovebox averages 4.2 from 38 ratings.

### Do SyncKontrol or BLEASS Groovebox have ads?

Neither SyncKontrol nor BLEASS Groovebox shows ads.

### Which is updated more often, SyncKontrol or BLEASS Groovebox?

SyncKontrol ships an update every 13 months, and BLEASS Groovebox every 6 weeks. Most recently, SyncKontrol was updated on October 23, 2026 and BLEASS Groovebox on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*