Comparison

BioSteer vs Longevity One Pro

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

BioSteer

Read full description

BioSteer combines molecular and physical medical exams to determine your biological age and aging pace. Routine measurements of biological age give you the ability to understand how your lifestyle affects your biological age, and has the added benefit of efficient preventative medicine and a longer health span. Disclaimer: The information provided by BioSteer is for general informational purposes only. All information in the app is provided in good faith, however, we make no representation or warranty of any kind, express or implied, regarding the accuracy, adequacy, validity, reliability, availability, or completeness of any information in the app. Under no circumstance shall we have any liability to you for any loss or damage of any kind incurred as a result of the use of the app or reliance on any information provided in the app. Your use of the app and your reliance on any information in the app is solely at your own risk. This app does not offer medical advice. The content provided through BioSteer is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read or seen in this app.

About

Longevity One Pro

This app translates longevity research into actionable daily habits. It uses lifestyle data, optional blood markers, and AI to estimate your health-span potential and guide you toward healthier choices. Track progress, store health documents, and gain AI-powered insights to add healthy years to your life.

Highlights
  • Longevity Score tracking
  • Lifestyle Age comparison
  • Biological Age calculation (blood tests)
  • AI Daily Insights and recommendations
  • Habit Builder & Tracker
  • Evidence-based lessons and quizzes
  • Trends dashboard
  • Apple Health sync
Features
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Add healthy years – starting today Longevity One turns cutting-edge longevity research into simple daily actions you can measure and master. By blending lifestyle data, optional blood-test markers and AI-powered guidance, the app shows your current health-span potential and the exact habits that move it in the right direction. It is an all in one solution to improve your healthspan, store your longevity related clinical documents, blood tests and unlock insights with the power of AI. Key numbers you’ll see β€’ Longevity Score – one shareable metric of overall health-span potential β€’ Lifestyle Age – how your daily choices compare with someone your calendar age β€’ Biological Age (blood) – enter core lab results and watch our PhenoAge-based model reveal your true underlying age How Longevity One helps β€’ AI Daily Insights – explains why your score rose or fell and suggests the next best step based on NHS and local UK guidelines and recommendations β€’ Habit Builder & Tracker – tick off proven micro-actions: steps, fasting window, sleep, mindfulness, veg intake and more β€’ Clinician-written lessons & quizzes – bite-sized, evidence-based learning with no jargon β€’ Beautiful trends dashboard – see weeks, months and years of progress at a glance β€’ Apple Health sync – secure, on-device integration; no extra wearables required What’s free β€’ Personal Longevity Score & lifestyle dashboard β€’ Upload one clinical document or blood test results and get an AI Summary β€’ Unlimited habit tracking (steps, sleep, fasting, mood, etc.) β€’ One-off Biological Age calculation with smart range validation β€’ Daily longevity tip graded A–D for scientific strength β€’ Starter pack of clinician-written lessons and quizzes β€’ End-to-end encrypted HealthKit integration Upgrade to Longevity One + and unlock β€’ Unlimited Biological-Age recalculations – update results whenever your blood markers change β€’ Interactive trend graphs – track Biological Age, Longevity Score and individual biomarkers over time β€’ Full AI Daily Insights – personalised guidance refreshed after every Daily Check-In β€’ Securely upload unlimited clinical documents with your previous scan results, VO2 Max, Dexa, etc., prescriptions and blood test results and save an AI Summary of what they mean. β€’ Complete lesson & quiz library – deep dives on sleep, nutrition, stress, supplements and more β€’ Priority support and feature voting – help shape the app’s future Annual plan includes a 7-day free trial. Cancel any time in Settings at least 24 h before renewal. Your privacy, our priority All calculations run locally or in your private iCloud. Your data is never sold, shared or used for advertising. Ready to add life to your years? Download Longevity One and start building healthier decades today. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://mylongevitycentre.co.uk/longevity-app-privacy-policy/

Screenshots

BioSteer4 screens
Longevity One Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: BioSteer at none against Longevity One Pro's 2. BioSteer also leads on iOS requirement (14.0 vs 17.6). Longevity One Pro's advantage is update cadence (every 6 days vs monthly). On price, ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Longevity One Pro sells 2 in-app purchases, starting at $9.99 per month. BioSteer asks for nothing beyond the download.

UpkeepUpdate frequency

BioSteer ships an update monthly, Longevity One Pro every 6 days. The most recent releases landed on September 17, 2026 and July 4, 2026 respectively.

Scorecard3 real differences Β· 5 level
BioSteer versus Longevity One Pro: the parameters behind the verdict, then further details
ParameterBioSteerLongevity One Pro
PriceFreeFree
Positive reviewsβ€”100.0% of reviews
Update frequencyMonthlyEvery 6 days β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
Monetizationβ€”Freemium
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS14.0 β€” better17.6
Further details β€” not scored
Size77 MB244 MB
Age rating17+4+
DeveloperCENTARIX BIOTECH LTDFetched Wellness Ltd

In-app purchases

None

BioSteer

No in-app purchases

2 purchases

Longevity One Pro

Subscriptions2
  • Longevity One Pro Plan$9.991 Month
  • Annnual Subscription7 Days trial$99.991 Year

Questions

Is BioSteer free?
BioSteer is free to download, with no in-app purchases.
Is Longevity One Pro free?
Longevity One Pro is free to download, with in-app purchases available.
Do BioSteer or Longevity One Pro have ads?
Neither BioSteer nor Longevity One Pro shows ads.
Which is updated more often, BioSteer or Longevity One Pro?
BioSteer ships an update monthly, and Longevity One Pro every 6 days. Most recently, BioSteer was updated on September 17, 2026 and Longevity One Pro on July 4, 2026.

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