Comparison

RVigor vs ringku

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

Head to head
About

RVigor

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RVigor, a mobile app from Dongguan Romse Intelligent Technology Co., LTD., works with a corresponding smart ring to monitor sleep 24 hours a day, including nighttime sleep and sporadic naps. Issue sleep stage report, light sleep, deep sleep, REM rapid eye movement, awake state. With sleep quality assessment and improvement recommendations, users can better focus on their personal health.

About

ringku

Features
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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

RVigor4 screens
ringku4 screens

Verdict

The call

The clearest difference is update cadence: RVigor at weekly against ringku's every 3 months. RVigor also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

RVigor ships an update weekly, ringku every 3 months. The most recent releases landed on September 7, 2026 and September 18, 2026 respectively.

Scorecard2 real differences Β· 4 level
RVigor versus ringku: the parameters behind the verdict, then further details
ParameterRVigorringku
PriceFreeFree
Update frequencyWeekly β€” betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod β€” better
Requires iOS12.0 β€” better15.0
Further details β€” not scored
Size25 MB67 MB
Age rating17+17+
DeveloperδΈœθŽžεΈ‚η½—ε§†ζ–―ζ™Ίθƒ½η§‘ζŠ€ζœ‰ι™ε…¬εΈηΏ ηΊ’ ε΄”

In-app purchases

None

RVigor

No in-app purchases

None

ringku

No in-app purchases

Questions

Is RVigor free?
RVigor is free to download, with no in-app purchases.
Is ringku free?
ringku is free to download, with no in-app purchases.
Do RVigor or ringku have ads?
Neither RVigor nor ringku shows ads.
Which is updated more often, RVigor or ringku?
RVigor ships an update weekly, and ringku every 3 months. Most recently, RVigor was updated on September 7, 2026 and ringku on September 18, 2026.

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