Comparison

ZERO LIFESTYLE vs UtraWatch

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ZERO LIFESTYLE

This app connects to a Bluetooth bracelet to track and display real-time health data like heart rate, sleep, and exercise. It also offers device management features such as reminders and factory resets.

Highlights
  • HealthKit integration
  • Bluetooth bracelet connection
  • Real-time heart rate monitoring
  • Sleep tracking
  • Exercise recording
  • Bracelet reminders
  • Device search
Features
Read full description

ZERO LIFESTYLE app integrates HealthKit to read and write some data in the Health app. ZERO LIFESTYLE is mainly used to connect the Bluetooth bracelet to assist users. Record and display the user's exercise and health status in real time, including information such as heart rate, sleep and exercise. At the same time, it provides users with basic settings such as bracelet reminders, device search, and factory reset. 【Warm Prompt 】 Running track function will continue to use GPS positioning service, switch to the background can still keep running track record, compared to other operation consumes more electricity, will to a certain extent, affect the battery life. Note: Continued use of GPS running in the background can dramatically decrease 'life.

About

UtraWatch

This app syncs with a smartwatch to display health and fitness data. It tracks daily activity, sports, vital signs, and sleep. Users can customize watch settings, receive reminders, and set fitness goals.

Highlights
  • Automatic data synchronization
  • Daily, weekly, monthly activity graphs
  • Vital sign tracking (heart rate, temp, SpO2, BP)
  • Sleep data analysis
  • Watch face and settings customization
  • Notification management
  • Sports tracking with GPS
Features
Read full description

Using our smartwatch and its accompanying UtraWatch app enables you to: ● You can use all features of the app without registering and logging in, and your stored data will be cleared when you decide to leave. ● The app automatically synchronizes the phone system time, language and local weather information to the watch ● The watch automatically syncs data to the app and displays graphs by day, week, and month, including: ○ Daily total steps, duration, distance and calories burned ○ Sports records ○ Last measured heart rate, body temperature, blood oxygen and blood pressure ○ Sleep data from the previous night ● Set up the watch's time system, watch face, alarm clocks, phone book, emergency contact, do not disturb, and turning on the watch screen when raising the wrist ● Set up notifications for SMS, incoming calls and app messages ● Set up drinking reminder, sedentary reminder, daily goals (sleep duration, exercise duration, exercise distance, steps, calories burned) and goal achievement reminder ● Set up timed measurement of heart rate and body temperature ● Measure heart rate, body temperature, blood oxygen and blood pressure with one click ● Play sports involving map and positioning tracks, including walking, running, cycling, and trekking (Continued location updates in the background may reduce phone battery life) ● Supports for synchronizing a user's exercise data to the Health app. With the user's permission, UtraWatch synchronizes the generated or acquired exercise data such as steps, distance and calories to the Health app ● Other features, such as updating watch firmware, finding the watch

Screenshots

ZERO LIFESTYLE4 screens
UtraWatch4 screens

Verdict

The call

The clearest difference is rating: UtraWatch at 2.6 against ZERO LIFESTYLE's 2.0. UtraWatch also leads on ratings volume (221 vs 3) and review sentiment (13% vs 0%). ZERO LIFESTYLE'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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

UtraWatch holds the better App Store score, 2.6 against 2.0. That said, the two scores are not equally well evidenced: UtraWatch has 221 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of ZERO LIFESTYLE's written reviews are positive against 13% of UtraWatch's.

UpkeepUpdate frequency

ZERO LIFESTYLE ships an update every 3 months, UtraWatch every 6 weeks. The most recent releases landed on July 8, 2026 and August 18, 2026 respectively.

Scorecard6 real differences · 4 level
ZERO LIFESTYLE versus UtraWatch: the parameters behind the verdict, then further details
ParameterZERO LIFESTYLEUtraWatch
PriceFreeFree
Rating2.0 (3 ratings)2.6 (221 ratings) — better
Positive reviews0.0% of reviews12.9% of reviews — better
Number of ratings3221 — better
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPodiPhone, iPod
Requires iOS10.0 — better12.0
Further details — not scored
Size91 MB176 MB
Age rating12+4+
Developer腾飞 王平萍 毕

Customer experience

ZERO LIFESTYLE

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

UtraWatch

All ratings221 ratings
Positive37.6%
Neutral5.9%
Negative56.6%
Written reviews85 reviews
Positive12.9%
Neutral9.4%
Negative77.6%

Bugs and requests

ZERO LIFESTYLE

Not enough reviews yet to summarise bugs or requests.

UtraWatch

Reported bugs

12 issues
  • App crashes when attempting to change watch photo
  • Bluetooth timeout and disconnection issues
  • App won't open after updates
  • Watch fails to connect to phone
  • Registration and login failures
Show 7 more
  • App logs off automatically
  • Watch resets to default settings
  • Incompatibility with iPhone 13, iPhone 16, iPhone XR
  • Password reset functionality unavailable
  • Watch face customization not accessible
  • Inaccurate step counter adding thousands of steps
  • App crashes on every launch

Requested features

7 requests
  • Add hands/time display option for custom wallpapers
  • Support for downloading third-party apps
  • Integration with messaging and calling features
  • More watch face options and designs
  • Weather and sleep tracking functionality
Show 2 more
  • Activity rings feature
  • Better app marketplace for watch faces

In-app purchases

None

ZERO LIFESTYLE

No in-app purchases

None

UtraWatch

No in-app purchases

Questions

Is ZERO LIFESTYLE free?
ZERO LIFESTYLE is free to download, with no in-app purchases.
Is UtraWatch free?
UtraWatch is free to download, with no in-app purchases.
Which has better reviews, ZERO LIFESTYLE or UtraWatch?
UtraWatch is rated higher. ZERO LIFESTYLE averages 2.0 out of 5 from 3 ratings, while UtraWatch averages 2.6 from 221 ratings.
Do ZERO LIFESTYLE or UtraWatch have ads?
UtraWatch shows ads; ZERO LIFESTYLE does not.
Which is updated more often, ZERO LIFESTYLE or UtraWatch?
ZERO LIFESTYLE ships an update every 3 months, and UtraWatch every 6 weeks. Most recently, ZERO LIFESTYLE was updated on July 8, 2026 and UtraWatch on August 18, 2026.

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