Limited Beta Program

Help Shape Kreev
Before Launch.

We're looking for 25 Apple Watch users to run the app for 14 days before our May 2026 launch. Your feedback will directly shape the final product. Testers who complete the program and submit both surveys receive 6 months of Sentinel — completely free.

25 of 25 spots available · Applications open

Apply Now →

Complete the program → earn 6 months of Sentinel free · No credit card required

The Program

Everything You Need to Know.

What You'll Do

  • Use Kreev daily for 14 consecutive days
  • Wear your Apple Watch overnight for accurate sleep and HRV data
  • Complete a 5-question survey at Day 7
  • Complete a 10-question survey at Day 14
  • Share honest feedback — the good and the bad

What You Get

  • 6 months of Sentinel — free upon completing the 14-day test and both surveys
  • Full Sentinel access during the beta period: Recovery Score, AI narratives, Stress Index, Guardian Alerts, VO2 Max
  • Direct line to the development team
  • Your name in the app credits at launch
  • Early access when the app hits the App Store in May 2026

Requirements

  • Apple Watch Series 4 or newer (watchOS 9+)
  • iPhone running iOS 16 or later
  • 18 years of age or older
  • Ability to wear the watch consistently, including overnight
  • Approx. 15 minutes per week for feedback surveys
Timeline

How the Beta Works.

1

Apply

Fill in the form below. We review applications and respond within 48 hours.

2

Get Access

Accepted testers receive a TestFlight invite and onboarding instructions by email.

3

Use the App — 14 Days

Run the app daily. Your Apple Watch does the work. Check your Recovery Score each morning.

4

Share Your Feedback

Two short surveys — Day 7 and Day 14. Your answers shape the final product.

Apply

Ready to Join the Beta?

Takes less than 2 minutes. We'll review your application and get back to you within 48 hours.

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