# KeyLinker vs 360 Spatial Sound Personalizer

The clearest difference is update cadence: KeyLinker at every 2 months against 360 Spatial Sound Personalizer's every 12 months. KeyLinker also leads on monetization model (free vs free with in-app purchases) and review sentiment (30% vs 15%). On price, rating, ratings volume 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 2.1. Both are backed by a comparable volume of ratings — 52 and 30 respectively. Written reviews point the same way: 30% of KeyLinker's written reviews are positive against 15% of 360 Spatial Sound Personalizer's.

KeyLinker ships an update every 2 months, 360 Spatial Sound Personalizer every 12 months. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | KeyLinker | 360 Spatial Sound Personalizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (52 ratings)](https://appshunter.io/ios/app/keylinker/id1472490585/reviews)** | [2.1 (30 ratings)](https://appshunter.io/ios/app/360-spatial-sound-personalizer/id1528698705/reviews) |
| Number of ratings | **52** | 30 |
| Positive reviews | **30.2% of reviews** | 15.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 52 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ShenZhen ZhiXu Technology Co., Ltd](https://appshunter.io/developer/1472490584) | [Sony Corporation](https://appshunter.io/developer/1315534741) |

## 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


### 360 Spatial Sound Personalizer

[App page](https://appshunter.io/ios/app/360-spatial-sound-personalizer/id1528698705)

Create a personalized hearing profile using your smartphone camera to enhance spatial audio on compatible devices. Upload your ear images to your account for easy access and enjoy a tailored sound experience.

**Highlights:** Create hearing profile with smartphone camera, Personalized spatial sound experience, Store hearing data to account, Retrieve data on supported devices, Requires compatible Sony devices

**In-app purchases:** none


## Frequently asked questions

### Is KeyLinker free?

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

### Is 360 Spatial Sound Personalizer free?

360 Spatial Sound Personalizer is free to download, with no in-app purchases.

### Which has better reviews, KeyLinker or 360 Spatial Sound Personalizer?

KeyLinker is rated higher. KeyLinker averages 2.3 out of 5 from 52 ratings, while 360 Spatial Sound Personalizer averages 2.1 from 30 ratings.

### Do KeyLinker or 360 Spatial Sound Personalizer have ads?

Neither KeyLinker nor 360 Spatial Sound Personalizer shows ads.

### Which is updated more often, KeyLinker or 360 Spatial Sound Personalizer?

KeyLinker ships an update every 2 months, and 360 Spatial Sound Personalizer every 12 months. Most recently, KeyLinker was updated on October 16, 2026 and 360 Spatial Sound Personalizer on October 11, 2026.

---

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