Comparison

VIV Ring vs ringku

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

Head to head
About

VIV Ring

This smart ring and its companion app offer advanced health tracking, monitoring sleep, activity, heart rate, and stress. It provides personalized insights to help users understand their bodies and make informed lifestyle choices for general wellness.

Highlights
  • Sleep cycle tracking
  • Activity level monitoring
  • Heart rate monitoring
  • Stress level tracking
  • Personalized wellness insights
  • Intuitive app interface
Read full description

The VIV™ Ring is a smart ring that blends timeless design with advanced health-tracking technology. VIV™ tracks, monitors, and provides personalized insights to support your well-being—covering sleep cycles, sleep patterns, activity levels, heart rate, stress levels, and more. The companion VIV™ App delivers a seamless, intuitive experience that simplifies complex wellness information into actionable insights, helping you better understand your body and make informed lifestyle choices. Disclaimer: The VIV™ ring is a wellness device and is NOT a medical device. It is not intended to diagnose, treat, cure, monitor, or prevent any medical condition. It is designed solely for general fitness and wellness purposes. Do not make any changes to your medications, routines, or health behaviors without consulting a licensed medical professional.

About

ringku

Features
Read full description

Newly launched, a smarter health monitoring experience The ringku smart ring is now fully available! Through Bluetooth real-time synchronization, you can keep track of your health data at any time. Whether it's deep sleep analysis or round-the-clock health monitoring, we can provide you with professional health management. New feature highlights: Comprehensive sleep analysis: Precise monitoring of deep sleep, light sleep, and REM sleep cycles, providing professional sleep scores Multi-dimensional health data: All-round monitoring of heart rate, blood oxygen, body temperature, and stress index Intelligent data statistics: Multi-dimensional data display by day, week, month, and year, making health trends clear at a glance Local data analysis: View health reports anytime without network connection Cloud data synchronization: Ensure your health data is safely backed up, seamlessly switch between multiple devices Experience the ringku smart ring now and start a new healthy sleep life! 【 Disclaimer 】 This product is not a medical device. All data and suggestions generated by ringku are intended to help you understand your own physical condition and are for reference only. They do not represent a clinical diagnosis. You should seek advice from a professional doctor before making any medical decisions.

Screenshots

VIV Ring4 screens
ringku4 screens

Verdict

The call

The clearest difference is update cadence: VIV Ring at every 2 weeks against ringku's every 3 months. ringku's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases 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

VIV Ring ships an update every 2 weeks, ringku every 3 months. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

Scorecard3 real differences · 6 level
VIV Ring versus ringku: the parameters behind the verdict, then further details
ParameterVIV Ringringku
PriceFreeFree
Rating3.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size625 MB67 MB
Age rating4+17+
DeveloperVIV HEALTH INC.翠红 崔

In-app purchases

None

VIV Ring

No in-app purchases

None

ringku

No in-app purchases

Questions

Is VIV Ring free?
VIV Ring is free to download, with no in-app purchases.
Is ringku free?
ringku is free to download, with no in-app purchases.
Do VIV Ring or ringku have ads?
Neither VIV Ring nor ringku shows ads.
Which is updated more often, VIV Ring or ringku?
VIV Ring ships an update every 2 weeks, and ringku every 3 months. Most recently, VIV Ring was updated on September 20, 2026 and ringku on September 18, 2026.

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