Hardware

Nova Ring — The Smart Ring That Understands Your Body

Track heart rate, oxygen, sleep, stress and workouts 24/7 and more with AI — titanium ring, no subscription required.

€14,873

pledged of €10,000 goal

47 backers

2 days to go

6 reward tiers

Back on Kickstarter ↗

About This Project

Nova Ring is a titanium smart ring that continuously tracks heart rate, blood oxygen, temperature, sleep, stress, menstrual cycle and more, delivering insights through an AI‑powered app with no subscription required. Weighing under 4 grams and offering up to a week of battery life, it features 5 ATM water resistance, wireless charging, and detects over 100 sport modes. Built by Refortek Systems SL in Spain with a team of health professionals and a partner boasting 30+ years in wearables, the ring is ready for production and set to ship to backers in early 2027.

Key Highlights

 ▸ Continuous health tracking (HR, SpO2, temperature, sleep, stress, menstrual cycle) with no subscription fees. 

 ▸ Ultra‑light titanium design (<4 g), 5 ATM water resistant, and up to 7‑day battery life. 

 ▸ AI‑driven app gives personalized insights, tracks over 100 workouts, and offers a chatbot for plain‑language wellness guidance. 

Technical Specs

Spec	Details
Weight	<4 g
Battery capacity	14 mAh (standard), 18 mAh (size 10+)
Water resistance	5 ATM
Health metrics tracked	20+ (HR, HRV, SpO2, temperature, sleep, stress, menstrual cycle, etc.)
Sport modes	>100
Connectivity	Bluetooth 5.4
Material	Scratch‑resistant, hypoallergenic titanium
Subscription	None
Early Bird price	€139 (~$156)
Standard price	€159 (~$179)

Reward Tiers

backers

No reward

EUR2

~$2 USD

Pledge without reward to support the project.

backers

Support us

EUR10

~$12 USD

Get 20% discount code, Discord access, and behind‑the‑scenes updates.

7 backers

Early Bird Nova Ring (Titanium Grey)

EUR139

~$156 USD

Early Bird titanium grey ring, ships worldwide, estimated delivery Jan 2027, limited to 25 units.

backers

Early Bird Nova Ring (Titanium Gold)

EUR139

~$156 USD

Early Bird titanium gold ring, ships worldwide, estimated delivery Jan 2027, limited to 25 units.

backers

Nova Ring (Titanium Grey)

EUR159

~$179 USD

Standard titanium grey ring, ships worldwide, estimated delivery Jan 2027.

1 backers

Nova Ring (Titanium Gold)

EUR159

~$179 USD

Standard titanium gold ring, ships worldwide, estimated delivery Jan 2027.

Risks & Challenges

The main risks involve component lead times, manufacturing calibration, sensor tuning, firmware refinement, and maintaining quality control as production scales. Delivery dates are estimates and not guaranteed. Nova Ring is not a medical device and does not diagnose or treat any condition.