Smart Ring Fitness Tracker Ring with Heart Rate, SpO2 & Sleep - Black

In this review of the Smart Ring fitness tracker ring, the bottom line is simple: this slim, waterproof ring is best for someone who wants continuous health data without a subscription or a bulky wrist device. The reviewer found it comfortable for all-day wear, accurate enough for everyday wellness tracking, and handy for sleep insight and activity logging. It is not a medical device, but for people focused on steps, heart rate trends, SpO2 estimates and sleep stages, the ring delivers a compact, phone-friendly experience through the SmartHealth app.

Key Features

• All-day health monitoring: Continuous heart rate, blood pressure and SpO2 tracking gives a clear picture of daily trends without extra fees.
• Sleep tracking: The ring records deep, light and REM sleep stages so users can better understand nightly recovery.
• Fitness tracking: Built-in step, calorie and distance counting plus eight sport modes create useful activity summaries for a variety of workouts.
• Hands-free photography: Shake your finger twice to trigger the phone camera for easy selfies and group photos.
• Durable waterproof design: A 5ATM rating and fully enclosed construction mean the ring stands up to swimming, sweat and daily wear.
• Long battery life and dual charging: Fast charge in about 60 minutes and extra charges from the included 400 mAh case extend use between outlets.

Who It's For

The Smart Ring is ideal for users who want a low-profile wearable that records heart rate, SpO2 and sleep without recurring subscription costs and who value a ring form factor over a wristband. It suits commuters, office workers, and light athletes who appreciate automatic activity detection, sport modes and a waterproof build for swim or sweat sessions.

It is not for someone who needs clinical-grade measurements or an adjustable ring; sizes are non-adjustable and the device is explicitly for wellness reference only. Serious endurance athletes or people requiring medical diagnostics should choose specialized medical equipment instead.

Pros & Cons

Pros

• Comfortable all-day wear with a sleek design that users report as stable and well-built.
• No subscription fee; the SmartHealth app provides daily and weekly insights included with the device.
• Useful multi-sport support and hands-free photo control add practical value beyond basic tracking.
• Good battery life and convenient dual charging with the portable 400 mAh case for on-the-go top-ups.

Cons

• Non-adjustable sizes mean careful measurement is required and users between sizes should opt for the larger size for comfort.
• Measurements are for reference only and not a replacement for professional medical devices.

Specifications

Brand	Anarow
Sizes	8 non-adjustable sizes (choose larger if between sizes)
Health sensors	Heart rate, SpO2, blood pressure, sleep monitoring
Water resistance	5ATM (swim-safe)
Battery & charging	3-5 days typical, fast charge 60 minutes, 400 mAh charging case
Compatibility	Android 5.1 / iOS 8.0 and above via Bluetooth

Our Verdict

The Anarow Smart Ring is a practical, subscription-free option for everyday wellness monitoring, offering comfortable wear, reliable activity logging and useful sleep insight. If you want a discreet tracker that handles heart rate, SpO2 and multi-sport tracking while staying waterproof, it is a strong value; just measure carefully for the right non-adjustable size and remember it is for reference, not medical diagnosis.

Frequently Asked Questions

Is the ring waterproof?
Yes, the ring has a 5ATM rating which covers swimming and daily water exposure.

Do I need a subscription to view my data?
No, the SmartHealth app shows daily and weekly insights without any subscription fees.

How long does the battery last?
Typical use lasts 3-5 days and standby can reach 7-10 days; the included charging case provides extra charges on the go.