New users exploring longevity fundamentals
Individual enthusiasts who want full-power tools
Households (up to 5 people) managing health together
Employers, clinics & performance-coaching groups
Longevity isn’t just adding years—it’s adding vitality. Centenary Day protects your energy, mobility, and focus well beyond standard or medication‑only paths, so every extra year is truly worth living.
Centenary Day is led by Arnas Stučinskas—a technology veteran and longevity‑by‑design advocate focused on turning breakthrough research into simple, actionable playbooks.
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No. Our plans work with whatever equipment you have access to (or none at all) and focus on whole foods you can find at any grocery store.
The initial setup takes about 10 minutes. Daily actions typically take 5-10 minutes to review. The nutrition planner actually saves you time by streamlining meal prep.
This is exactly what we designed for. The routine builder adapts to travel, shift work, and changing schedules while maintaining your health optimization.
No. While tracking is included, we focus on intelligent planning and optimization. The app creates your routines for you based on science and your specific constraints.
Most users report better sleep and energy within 1-2 weeks. Physical changes and habit automation typically take 4-8 weeks depending on your starting point.
Can’t find what you’re looking for?
Contact us, we’re here to help.
Double your trial time to experience the full transformation.
This offer expires in 24 hours.
straighten your back
take a deep breath
drink some water