KeyLinker vs ckck
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KeyLinker
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.
- Modify key parameters
- Customize lamplight settings
- Adjust vibration feedback
- Configure joystick and trigger
- Simultaneous device connection
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This app is used by handles that support keylinker protocol, which can be set to modify the parameters of more than ten functions of the handle, such as keys, lamplight, vibrations, joystick and trigger. Users can modify the parameters of the handle according to their habits. The flexible parameter settings greatly enhance the handle experience.The handle can be connected to this app and other equipment at the same time, and can be used at the same time
ckck
This utility app tests various functions of MFi Bluetooth controllers, including buttons, joysticks, directional pads, and triggers. It also performs polling rate tests to ensure optimal performance for gaming. Designed for gamers and enthusiasts, it provides detailed hardware diagnostics.
- Button testing
- Joystick calibration
- Directional pad checks
- Trigger response analysis
- Polling rate measurement
- MFi Bluetooth controller support
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ckck App是一款支持 Xbox、PS、Switch Pro等MFi蓝牙手柄的测试工具，具体包含手柄的按键测试、摇杆测试、方向键测试、扳机测试、回报率测试等相关测试功能。
Screenshots
Verdict
The clearest difference is review sentiment: ckck at 100% against KeyLinker's 30%. ckck also leads on rating (5.0 vs 2.3) and update cadence (every 4 weeks vs every 2 months). KeyLinker's advantage is ratings volume (49 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ckck holds the better App Store score, 5.0 against 2.3. That said, the two scores are not equally well evidenced: KeyLinker has 49 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 30% of KeyLinker's written reviews are positive against 100% of ckck's.
KeyLinker ships an update every 2 months, ckck every 4 weeks. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.
| Parameter | KeyLinker | ckck |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (49 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 30.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 49 — better | 1 |
| Update frequency | Every 2 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 38 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | ShenZhen ZhiXu Technology Co., Ltd | Shenzhen Qixiong Technology Co., Ltd. |
Customer experience
KeyLinker
ckck
In-app purchases
KeyLinker
No in-app purchases
ckck
No in-app purchases
