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Rest — AI Sleep Coach
Voice AI sleep coach built on clinical CBT-I.
What it does
Delivers daily voice AI coaching sessions tailored to individual sleep patterns and behavioral habits. Builds personalized, science-backed CBT-I programs to restructure sleep schedules without medication. Integrates with Apple Health to track sleep duration, cycles, and progress metrics seamlessly. Provides daily user check-ins to dynamically adjust wake times and sleep-window recommendations.
Why it works
Grounded in clinically proven CBT-I principles recommended by Harvard and the Mayo Clinic. Co-developed alongside world-class sleep doctors and researchers from leading medical institutions. Provides 24/7 personalized pocket coaching as an accessible alternative to expensive clinical therapy. Combines interactive voice guidance with objective Apple Health biometric integration.
Category: Health & Wellness
Team Size: 2-10
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As of 2026
Health & Wellness
Revenue: $100k-$1M ARR
Voice AI sleep coach built on clinical CBT-I.
Overview
Rest is a voice-powered AI sleep coach developed with world-class sleep experts from institutions like UCSF to target the root causes of sleep disruption. Instead of relying on generic sounds or meditations, it utilizes Cognitive Behavioral Therapy for Insomnia (CBT-I) — the first-line approach recommended by leading health authorities. Users take a short assessment, receive a personalized daily program, and check in regularly via mobile to optimize sleep windows.
Funding status: Bootstrapped
Revenue source: Subscriptions
Customer type: B2C
Pricing: Freemium
Tech stack: Swift, iOS SDK, Voice AI Models, Cloud Infrastructure
Platform: Web • Mobile
Integrations: Apple Health, iOS App Store, Web Portal
Founder story
Developed by Evolve Global, Rest was created in collaboration with world-class sleep experts to address chronic sleep issues by making gold-standard CBT-I therapy universally accessible via mobile devices. The team set out to replace passive white-noise apps with active, behavioral voice coaching.
What it does
- Delivers daily voice AI coaching sessions tailored to individual sleep patterns and behavioral habits
- Builds personalized, science-backed CBT-I programs to restructure sleep schedules without medication
- Integrates with Apple Health to track sleep duration, cycles, and progress metrics seamlessly
- Provides daily user check-ins to dynamically adjust wake times and sleep-window recommendations.
Who it's for
- Insomnia Sufferers
- Health-Conscious Individuals
- Shift Workers
- Mobile Sleep App Users
Why it works
- Grounded in clinically proven CBT-I principles recommended by Harvard and the Mayo Clinic
- Co-developed alongside world-class sleep doctors and researchers from leading medical institutions
- Provides 24/7 personalized pocket coaching as an accessible alternative to expensive clinical therapy
- Combines interactive voice guidance with objective Apple Health biometric integration.
Growth strategies
- Featured placements across major tech and lifestyle publications like Fast Company
- App Store optimization and high- visibility iOS listings
- Word- of-mouth recommendations from satisfied users achieving clinical results
- Partnership and trial outreach channels targeting sleep clinicians and medical professionals
Alternatives
Comparison overview
- Unlike passive relaxation and sleep sound apps like Calm or Headspace, Rest provides active clinical CBT-I behavior change coaching.
- Unlike traditional in-person sleep clinics, it delivers interactive daily voice guidance directly on your smartphone.