Comparison

Vastfit vs COCOUSA

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

Head to head
About

Vastfit

This app syncs data from a compatible smartwatch, displaying daily activity, health metrics, and sleep patterns. It allows for watch customization, notification management, and setting health and activity goals. Users can also initiate health measurements and track outdoor sports with GPS.

Highlights
  • Automatic data synchronization
  • Daily, weekly, monthly activity graphs
  • Health metric tracking (heart rate, BP, SpO2)
  • Sleep data analysis
  • Watch customization and settings
  • Notification management
  • GPS sports tracking
Read full description

Using our smartwatch and its accompanying Vastfit app enables you to: ● 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 ● Other features, such as updating watch firmware, finding the watch

About

COCOUSA

Features
Read full description

Using our smartwatch and its accompanying COCOUSA 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, COCOUSA 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

Vastfit4 screens
COCOUSA4 screens

Verdict

The call

The clearest difference is ads: Vastfit at none against COCOUSA's shown. COCOUSA's advantage is update cadence (every 3 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement 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.

UpkeepUpdate frequency

Vastfit ships an update every 3 months, COCOUSA every 3 weeks. The most recent releases landed on September 19, 2026 and August 15, 2026 respectively.

Scorecard2 real differences · 8 level
Vastfit versus COCOUSA: the parameters behind the verdict, then further details
ParameterVastfitCOCOUSA
PriceFreeFree
Rating2.9 (22 ratings) — better—
Positive reviews20.0% of reviews—
Number of ratings22 — better—
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.012.0
Further details — not scored
Size221 MB176 MB
Age rating4+17+
DeveloperShenzhen Weir Health Technology Co., Ltd平萍 毕

In-app purchases

None

Vastfit

No in-app purchases

None

COCOUSA

No in-app purchases

Questions

Is Vastfit free?
Vastfit is free to download, with no in-app purchases.
Is COCOUSA free?
COCOUSA is free to download, with no in-app purchases.
Do Vastfit or COCOUSA have ads?
COCOUSA shows ads; Vastfit does not.
Which is updated more often, Vastfit or COCOUSA?
Vastfit ships an update every 3 months, and COCOUSA every 3 weeks. Most recently, Vastfit was updated on September 19, 2026 and COCOUSA on August 15, 2026.

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