1 of 1
Story summary
- Apple launches the Readiness app for Apple Watch Series 12 and Ultra 4.
- Readiness assigns a 0-10 score with categories Go for it, Ready, Pace Yourself, Recover.
- Score draws from activity, training load, vitals and sleep data.
- Apple Watch Series 12 starts at $399, Ultra 4 at $799; pre-orders open for September 18, 2026 release.
- A 15-minute charge now provides up to 12 hours of use, 50% more than the previous generation.