Lief App
iOS app by BrainBot, Inc.. Health & Fitness · BrainBot, Inc.
- Store rating
- 4 / 5
- Store rating count
- 2
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 14.4
- Listing last refreshed
- 2026-09-18
View the original store listing
Store description excerpt
Lief is a discreet, clinically-accurate smart-patch that measures your heart rate and heart rate variability. It trains you to control your body’s natural stress response through guided, gentle, and safe biofeedback exercises. Lief’s on-demand stress relief intervention is a 100% drug-free solution to improve your health and to remain mindful and in control throughout your day.
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