iPhone
Rigor
An all-in-one health platform built for people who take their body seriously. Five pillars in one app: fasting, training, nutrition, sleep, and mobility, with everything stored on your device.
What It Does
Intermittent fasting with a live Dynamic Island countdown and science-backed fasting zones.
Strength training across 225+ exercises with automatic 1RM and volume PR detection.
Nutrition logging from a large food database with quick-add calories and macro tracking.
HealthKit-powered sleep analysis, a personal recovery score, and guided mobility sessions.
Plans
Free
$0
Track fasts, log workouts and meals, record sleep, and run mobility sessions with core daily features.
Pro
$7.99/mo or $59.99/yr
Unlock unlimited everything across all five pillars, full history, advanced insights, and the cross-pillar readiness score.
Lifetime
$129.99 one-time
All Pro features with a single purchase. No subscription, owned forever, tied to your Apple ID.
Pro is offered as an auto-renewable subscription and a one-time Lifetime purchase. Subscriptions are managed by Apple.
Wellness Information, Not Medical Advice
Rigor is a general wellness and fitness tracking app. Fasting, exercise, nutrition, sleep, and mobility content is provided for general informational purposes only and is not medical advice. Rigor does not diagnose, treat, cure, or prevent any condition. Consult a qualified healthcare professional before starting any fasting, exercise, or nutrition program.