CO vs AICare Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CO
This app syncs data from a smartwatch, including steps, heart rate, and sleep. It also pushes phone notifications to the watch and allows for watch configuration like alarms and weather updates. Health data is for reference only and not for medical use.
- Sync steps, calories, heart rate, sleep, and exercise
- Display data intuitively with a new UI
- Push phone calls and text messages to the watch
- Configure watch alarms, schedules, and backlighting
- Sync weather and AGPS files for watch location
- Access iPhone Health for real-time data sync
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CO FIT is a newly designed and developed app for our new smartwatch collection only. main feature: Sync your steps, calories, mileage, heart rate, sleep and exercise records from your watch. The newly designed UI can display data more intuitively. After binding and authorization, we will push the phone's incoming calls and text messages to the watch to avoid losing information. You can use the app to configure the watch's sedentary alarms, alarms, schedules, backlighting, as well as sync weather and AGPS files (to help the watch locate) and other features for better use of the watch. During use, if you have any questions, you can ask at any time, we will listen to your suggestions and make improvements. Disclaimer: 1. The data displayed by the app is provided by the device, and the app only records and shares 2. All health data displayed in the app are not suitable for medical use, all health data are for reference only, these data should not be used as a substitute for the opinions of health care professionals For accurate data, consult your doctor. Authorization Instructions 1. We will access iPhone Health, sync device data to iPhone Health in real time 2. We will access the mobile phone location to obtain local weather information and synchronize it to the device display
AICare Pro
Manage your smart health devices and track your measurements. Connect with friends and family to share health data and monitor progress. Securely stores your data in the cloud, ensuring it's never lost.
- Smart device management
- Cloud data storage
- Friend data sharing
- Device interconnection
- Real-time data monitoring
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1. Yilian Health is a comprehensive intelligent hardware management platform. Through Yilian Health App, you can complete the convenient and rapid interaction between mobile phones and smart hardware, and realize the interconnection between devices and between devices and users. Data intercommunication between friends can be realized through the friend function. 2. A variety of smart device management It can quickly add devices and operations to realize the interconnection and intercommunication between smart devices; 3. Cloud storage of measurement data User measurement data follows the user, even if the smart hardware is deleted, the measurement data will not be lost; 4. Friends data, fun to share Realize data exchange between friends through the friend function, and real-time understanding of family data; Apple Health entrance: Elink Health-> Home-> Body Fat Scale-> Setting-> Ething-> Health Kit 【 Warm reminder 】 The motion function will continue to use GPS location services, switching to the background will still maintain the GPS connection, and will consume more power than other operations. The continuous running of GPS in the background will affect battery life
Screenshots
Verdict
The clearest difference is rating: CO at 4.5 against AICare Pro's 2.4. CO also leads on review sentiment (27% vs 9%) and ratings volume (1.2K vs 165). AICare Pro's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, in-app purchases and device support 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.
CO holds the better App Store score, 4.5 against 2.4. That said, the two scores are not equally well evidenced: CO has 1.2K ratings behind it against 165, so its average is the more settled of the two. Written reviews point the same way: 27% of CO's written reviews are positive against 9% of AICare Pro's.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.
| Parameter | CO | AICare Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (1.2K ratings) — better | 2.4 (165 ratings) |
| Positive reviews | 26.9% of reviews — better | 9.3% of reviews |
| Number of ratings | 1.2K — better | 165 |
| Update frequency | Fortnightly | Fortnightly |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 14 | 13.0 — better |
| Further details — not scored | ||
| Size | 702 MB | 301 MB |
| Age rating | 12+ | 4+ |
| Developer | 深圳叩鼎科技有限责任公司 | Shenzhen Elink Things Co., Ltd |
Customer experience
CO
AICare Pro
Bugs and requests
CO
Reported bugs
7 issues- Time setting not working
- Watch disconnecting frequently
- Inaccurate step and distance tracking
- Inability to change weight in user profile
- Firmware update bricking the watch
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- Syncing issues with iPhone
- Bluetooth not connecting properly
Requested features
7 requests- More watch face designs
- Customization options for watch faces
- Integration with Apple Health
- Ability to remove unwanted features
- Better language support
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- Improved notification handling
- GPS functionality
AICare Pro
Not enough reviews yet to summarise bugs or requests.
In-app purchases
CO
No in-app purchases
AICare Pro
No in-app purchases









