Train for relief.

Lief measures your heart and breath to track your stress levels in real-time, using a clinically-proven biomarker of stress called heart rate variability (HRV).
Most Popular

$99

per month
Personal Lief HRV Coach
Weekly Coaching Video
Device Rental
Stickers

$49

per month
Device Rental
Stickers

$299

One Time Purchase
Device Purchase
Stickers
Insight into the body
photo