--- title: "ctrl4U - Reviews, Revenue and Downloads in Canada | Apple App Store" description: "This is a smart Bluetooth ring specifically designed for sports scenarios. By pairing with your action camera or smartphone via Bluetooth, it transforms into a wearable wireless remote control. During" --- # ctrl4U — Canada ![ctrl4U App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/f1/5d/7f/f15d7f54-89e2-4a97-f02a-f678abb5a8a8/AppIcon-1x_U007epad-0-1-0-85-220-0.png/434x0w.png) **Developer:** [Eagle Kingdom Technologies(shenzhen) Co](https://apptail.io/developer/eagle-kingdom-technologiesshenzhen-co-ilSPd) **Category:** Lifestyle **Rating:** N/A (0 ratings) **Price:** Free **Bundle ID:** com.ekt-digital.ctrl4u **Store:** Apple App Store **Country:** Canada **Version:** 1.8 (released 2026-07-04) **Original Release:** 2024-05-08 **Languages:** Japanese, Spanish, German, French, Russian, Chinese, English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/ca/app/app/id6496848796) **AppTail Page:** [https://apptail.io/app/ctrl4u-RBsv/canada](https://apptail.io/app/ctrl4u-RBsv/canada) ## ctrl4U Description This is a smart Bluetooth ring specifically designed for sports scenarios. By pairing with your action camera or smartphone via Bluetooth, it transforms into a wearable wireless remote control. During activities, you can capture photos or start/stop recording with a single tap without touching your device. When connected to a smartphone, it also enables convenient management of music playback, volume adjustment, remote photo capture, file browsing, and even page‑turning for reading—consolidating frequent operations at your fingertips and significantly enhancing control efficiency and immersive experience during sports. 这是一款专为运动场景设计的智能蓝牙戒指。通过蓝牙与你的运动相机或智能手机配对，它就变成了一个可穿戴的无线遥控器。在活动期间，您无需触摸设备，只需轻轻一点即可拍摄照片或开始/停止录制。当连接到智能手机时，它还可以方便地管理音乐播放、音量调节、远程照片拍摄、文件浏览，甚至翻页阅读——将频繁的操作整合到您的指尖，显著提高运动期间的控制效率和沉浸式体验。 ## ctrl4U Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/75/5a/1e/755a1e23-4456-9493-990e-243fd0c6f124/tu-2.jpg/1242x2688.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/6d/03/72/6d0372b8-281a-8da8-ed18-dd9a38fc74c9/tu-1.jpg/1242x2688.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/dd/86/4d/dd864dd0-c45e-3f34-703e-eb18c6125799/tu-3.jpg/1242x2688.png) ## Apps Similar to ctrl4U - [誕生日カウントダウン](https://apptail.io/app/app-vekb/canada) - [Tierra](https://apptail.io/app/tierra-sllb/canada) - [鱼跃智氧](https://apptail.io/app/app-cHJb/canada) - [waste disposing expert](https://apptail.io/app/waste-disposing-expert-jXUb/canada) - [Smilingual - スマイリンガル](https://apptail.io/app/smilingual-PIKc/canada) - [Domoticz & Jeedom by Pilot](https://apptail.io/app/domoticz-jeedom-by-pilot-SjNc/canada) - [Daily TV Mass](https://apptail.io/app/daily-tv-mass-xPwe/canada) - [SMS Poetry Status](https://apptail.io/app/sms-poetry-status-dmCi/canada) - [Colder or Warmer: Lazy Weather](https://apptail.io/app/colder-or-warmer-lazy-weather-Umep/canada) - [XiangleFind](https://apptail.io/app/xianglefind-wRju/canada) ## ctrl4U Available In - [Canada](https://apptail.io/app/ctrl4u-RBsv/canada) - [China](https://apptail.io/app/ctrl4u-RBsv/china) - [Germany](https://apptail.io/app/ctrl4u-RBsv/germany) - [Japan](https://apptail.io/app/ctrl4u-RBsv/japan) - [Russia](https://apptail.io/app/ctrl4u-RBsv/russia) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*