# Xequence AU | Keys vs sinusedo

The clearest difference is update cadence: sinusedo at weekly against Xequence AU | Keys's every 8 months. sinusedo also leads on review sentiment (100% vs 83%). Xequence AU | Keys's advantage is rating (4.9 vs 4.7) and price ($2.99 vs $3.99). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Xequence AU | Keys costs $2.99 and sinusedo $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Xequence AU | Keys holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 19 and 7 respectively. Written reviews complicate that: 83% of Xequence AU | Keys's written reviews are positive against 100% of sinusedo's, so the app with the better star average is not the one people write more warmly about.

Xequence AU | Keys ships an update every 8 months, sinusedo weekly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Xequence AU | Keys | sinusedo |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Rating | **[4.9 (19 ratings)](https://appshunter.io/ios/app/xequence-au-keys/id1453028249/reviews)** | [4.7 (7 ratings)](https://appshunter.io/ios/app/sinusedo/id6444181090/reviews) |
| Number of ratings | **19** | 7 |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | Paid | Paid |
| Size | 3 MB | 11 MB |
| Requires iOS | **14.2** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Ewering](https://appshunter.io/developer/1743777532) | [Alexey Nadzharov](https://appshunter.io/developer/729549192) |

## What reviewers say

### Xequence AU | Keys

[App page](https://appshunter.io/ios/app/xequence-au-keys/id1453028249)

This app functions as a versatile MIDI keyboard controller within AUv3 hosts, offering expressive playing modes and customizable controllers. It's designed for music production enthusiasts to enhance their workflow with a responsive and resource-efficient interface.

**Highlights:** Scale-aware single or dual keyboard, Adjustable key width and glide mode, Velocity emulation, Configurable MIDI CC touch ribbons, Special controller modes (MPE-like), AU presets and state saving

**Features:** Vision Pro support

**In-app purchases:** none


### sinusedo

[App page](https://appshunter.io/ios/app/sinusedo/id6444181090)

This app is a versatile sinewave synthesizer available as a standalone application and AUv3 plugin. It offers two independent keyboards with extensive control over note parameters, polyphony, and modulation, supporting MIDI input for external control.

**Highlights:** Dual independent keyboards, Microtonal tuning, Ring modulator per voice, Adjustable polyphony (up to 144 voices), MIDI input support, Note deviation display (cents), Glide and velocity control

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Xequence AU | Keys free?

Xequence AU | Keys costs $2.99, with no in-app purchases.

### Is sinusedo free?

sinusedo costs $3.99, with no in-app purchases.

### Which has better reviews, Xequence AU | Keys or sinusedo?

Xequence AU | Keys is rated higher. Xequence AU | Keys averages 4.9 out of 5 from 19 ratings, while sinusedo averages 4.7 from 7 ratings.

### Do Xequence AU | Keys or sinusedo have ads?

Neither Xequence AU | Keys nor sinusedo shows ads.

### Which is updated more often, Xequence AU | Keys or sinusedo?

Xequence AU | Keys ships an update every 8 months, and sinusedo weekly. Most recently, Xequence AU | Keys was updated on November 2, 2026 and sinusedo on November 3, 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.*