# KeyLinker vs IINE

The clearest difference is rating: IINE at 3.6 against KeyLinker's 2.3. IINE also leads on update cadence (fortnightly vs every 2 months). KeyLinker's advantage is ratings volume (49 vs 5) and iOS requirement (13.0 vs 15.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

IINE holds the better App Store score, 3.6 against 2.3. That said, the two scores are not equally well evidenced: KeyLinker has 49 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 36% of KeyLinker's written reviews are positive against 40% of IINE's.

KeyLinker ships an update every 2 months, IINE fortnightly. The most recent releases landed on September 19, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | KeyLinker | IINE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (49 ratings)](https://appshunter.io/ios/app/keylinker/id1472490585/reviews) | **[3.6 (5 ratings)](https://appshunter.io/ios/app/iine/id6474374509/reviews)** |
| Number of ratings | **49** | 5 |
| Positive reviews | 36.2% of reviews | **40.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 38 MB | 28 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ShenZhen ZhiXu Technology Co., Ltd](https://appshunter.io/developer/1472490584) | [Dongguan Liangzhi Electronic Co., Ltd.](https://appshunter.io/developer/1721459939) |

## 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


### IINE

[App page](https://appshunter.io/ios/app/iine/id6474374509)

This app allows extensive customization of game controllers. Adjust button layouts, joystick sensitivity, trigger response, and lighting effects. It also supports macro recording and turbo functions for enhanced gameplay.

**Highlights:** Button mapping customization, Adjustable joystick dead zones and curves, Trigger response adjustment, Customizable controller lighting, Macro recording, Button turbo functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is KeyLinker free?

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

### Is IINE free?

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

### Which has better reviews, KeyLinker or IINE?

IINE is rated higher. KeyLinker averages 2.3 out of 5 from 49 ratings, while IINE averages 3.6 from 5 ratings.

### Do KeyLinker or IINE have ads?

Neither KeyLinker nor IINE shows ads.

### Which is updated more often, KeyLinker or IINE?

KeyLinker ships an update every 2 months, and IINE fortnightly. Most recently, KeyLinker was updated on September 19, 2026 and IINE on September 23, 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.*