KLU Longevity App
Your health, decoded
Your blood, DNA, nutrition and fitness hold the clues to your health. KLU helps you understand them.
Your whole health, one app
Blood, nutrition, fitness and DNA in a single longevity score.
Blood
Snap a photo or upload a PDF — up to 123 biomarkers explained
Nutrition
Log meals by photo, barcode or search
Fitness
Sleep, recovery and activity from your wearable
DNA
Genetic profile for ageing, fitness, nutrition and stress
Body composition
InBody report interpretation
AI Longevity Coach
Ask about your results — answers grounded in your own data
Supplement recommendations
Personalised suggestions based on your biomarkers and goals — order in one tap from LifeUnlocked.
Works with
Garmin and other devices sync through Health Connect. All connections are optional.
Longevity Score
Your health in one score
Blood, fitness and nutrition combined into a personalised Longevity Score that tracks how well your body is ageing.
- Longevity Score — one number for your overall progress
- Estimated Biological Age — a wellness indicator based on your biomarker profile
- Separate Blood, Fitness and Nutrition scores
Blood tests
Upload blood work. See what it means
Snap a photo or upload a PDF of your lab results. KLU analyses up to 123 biomarkers across 13 body systems — from heart health and metabolism to hormones and inflammation.
- Biomarkers extracted and organised automatically
- Colour-coded so you see what’s in range and what may need attention
- A plain-language explanation for every marker
Trends
Watch every marker over time
Add each new blood test and see how every biomarker changes — with its range, meaning and history.
- Trend tracking across multiple blood tests
- Reference and optimal ranges side by side
- Spot what’s improving and what needs attention
Wearables
Sleep, recovery, activity. Together
Connect your wearable for fitness and recovery insights next to your blood results.
- Health Connect — steps, heart rate, resting heart rate, sleep, active calories and blood oxygen (SpO2). Read-only: KLU never writes to Health Connect.
- Oura Ring — sleep, readiness, activity and heart rate
- WHOOP — recovery, strain, sleep and workouts
All wearable connections are optional and require your explicit authorisation.
Nutrition
Snap a meal. Get the numbers
Track what you eat by simply taking a picture — or scan a barcode or search.
- Protein, fibre, sugar and more against your daily targets
- A Nutrition Score with weekly trends
AI Longevity Coach
A coach that knows your data
Ask questions about your results and get answers grounded in your own numbers.
- Overviews of your blood results by body system
- Clear explanations of what each marker means
- Educational insights — not medical advice
Supplement recommendations
From results to a plan that fits you
KLU turns your biomarkers and goals into personalised supplement suggestions — so you know where to start, and why.
- Suggestions linked to the biomarkers that may need attention — and to your goals
- See why each product is suggested, in plain language
- Order your plan in one tap from LifeUnlocked
Suggestions are general wellness information, not medical advice. Food supplements are not a substitute for a varied, balanced diet and a healthy lifestyle.
Based on your latest blood test and goals
VITALITY 2.0Vitamin D below optimal
Omega-3 DHA VeganOmega-3 index low
AEON 3.0Your goal: healthy ageingDNA
Your DNA profile, explained
Add your DNA test results and see genetic insights on ageing, fitness, nutrition and stress — next to your blood and lifestyle data.
- Favourable, neutral and unfavourable results at a glance
- Detail for every test and subtest
Weekly insights
A new insight every week
Patterns found in your own data — like how longer nights line up with a higher HRV — delivered every week.
- Based only on your own data — no averages, no strangers
- Small, personal patterns you can act on
How it works
- Upload your blood testPhoto or PDF
- KLU organises your biomarkersExtracted automatically
- Connect your wearableHealth Connect, Oura or WHOOP — optional
- Snap your mealsTrack what you eat with a photo
- Review your score and trendsPlus educational insights
Understand your labs.
Talk to your doctor with confidence.
FREEGet 1 month of the full version — take the free Longevity Check
Important: KLU is designed for informational and educational purposes only. It is not a medical device and is not intended to diagnose, treat, cure, or prevent any disease. It does not provide medical advice, diagnoses, or treatment recommendations. The information provided by KLU is not a substitute for professional medical advice. Always consult a qualified healthcare provider before making any decisions about your health. Your blood test data is processed using third-party AI services to extract and analyze biomarker values. Health and fitness data from connected devices is stored securely and used solely to provide you with personalized wellness insights.