# KeyLinker vs GENKI Waveform

The clearest difference is rating: KeyLinker at 2.3 against GENKI Waveform's 1.9. KeyLinker also leads on ratings volume (52 vs 15). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KeyLinker holds the better App Store score, 2.3 against 1.9. Both are backed by a comparable volume of ratings — 52 and 15 respectively. Written reviews point the same way: 30% of KeyLinker's written reviews are positive against 25% of GENKI Waveform's.

KeyLinker ships an update every 2 months, GENKI Waveform every 3 months. The most recent releases landed on October 16, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | KeyLinker | GENKI Waveform |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (52 ratings)](https://appshunter.io/ios/app/keylinker/id1472490585/reviews)** | [1.9 (15 ratings)](https://appshunter.io/ios/app/genki-waveform/id1639969438/reviews) |
| Number of ratings | **52** | 15 |
| Positive reviews | **30.2% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 38 MB | 121 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ShenZhen ZhiXu Technology Co., Ltd](https://appshunter.io/developer/1472490584) | [Human Things, Inc](https://appshunter.io/developer/486071240) |

## What reviewers say

### KeyLinker

[App page](https://appshunter.io/ios/app/keylinker/id1472490585)

Customize and enhance your controller experience with this utility app. Modify parameters for keys, lighting, vibration, and more to suit your personal preferences. Enjoy a more personalized and responsive gaming setup.

**Highlights:** Modify key parameters, Customize lamplight settings, Adjust vibration feedback, Configure joystick and trigger, Simultaneous device connection

**Features:** Vision Pro support

**In-app purchases:** none


### GENKI Waveform

[App page](https://appshunter.io/ios/app/genki-waveform/id1639969438)

This companion app enhances your audio device by offering quick setup, a digital manual, and customization options. Adjust noise cancellation, personalize equalizer presets for music or gaming, and ensure your device stays updated with the latest firmware.

**Highlights:** Quick connection setup tutorial, Digital user manual, Customize Bluetooth name, View battery status, Switch ANC modes, Preset and custom equalizers, Firmware updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KeyLinker free?

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

### Is GENKI Waveform free?

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

### Which has better reviews, KeyLinker or GENKI Waveform?

KeyLinker is rated higher. KeyLinker averages 2.3 out of 5 from 52 ratings, while GENKI Waveform averages 1.9 from 15 ratings.

### Do KeyLinker or GENKI Waveform have ads?

Neither KeyLinker nor GENKI Waveform shows ads.

### Which is updated more often, KeyLinker or GENKI Waveform?

KeyLinker ships an update every 2 months, and GENKI Waveform every 3 months. Most recently, KeyLinker was updated on October 16, 2026 and GENKI Waveform on October 2, 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.*