Comparison

Immortals Bryan Johnson vs Circuit

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

Head to head
About

Immortals Bryan Johnson

This app helps you create a personalized longevity plan based on your health data and research. Connect wearables, upload biomarkers, and receive insights to optimize your well-being. It's free and adapts to your unique biology.

Highlights
  • Personalized longevity protocol
  • Connects to multiple wearables
  • Uploads health biomarkers and labs
  • AI-driven health insights
  • Expert-designed algorithm
  • Interactive Q&A with BryanAI
Features
Read full description

Immortals is a free app* that helps you build a personalized longevity protocol. It’s backed by Bryan Johnson’s 5+ years of longevity research and informed by your health data** START FOR FREE + Connect any wearable: Apple Watch, Eight Sleep, Fitbit, Garmin, Google Fit, Oura, and Whoop + Upload existing biomarkers or labs from any provider + Get insights that adapt to your inputs HOW IT WORKS BryanAI reads your data, cross-references it against Bryan's protocol and population-level research, and helps you focus on the most impactful things you can do for your health. It's free and adapts to your biology. No clinician visit required to start. BRYANAI Bryan Johnson's team of longevity experts built an algorithm to run his body. It reads his data and tells him how to build his protocol based on how his body responds. BryanAI gives everyone access to that same framework. You can ask BryanAI questions like: "What's driving my HRV drop?" "Am I getting enough protein for my training load?" "Should I train cardio today?" BryanAI is continuously reviewed and refined by leading AI experts in longevity, nutrition, exercise, and sleep. DESIGNED BY LONGEVITY EXPERTS Carl Seger, M.D. Board-Certified Physician specializing in preventive and longevity medicine. IMMORTALS SUPPORT: support@immortals.com *This App is not a Medical Device **Not intended to diagnose, treat, cure, or prevent any disease. For informational purposes only. Does not constitute medical advice, treatment, or a diagnosis.

About

Circuit

This app generates running routes based on your desired distance or time, incorporating local parks and landmarks. It allows you to collect visited places and earn badges, while also tracking your pace and distance. You can share your runs and sync data with health platforms.

Highlights
  • Automatic loop route generation
  • Incorporates parks and landmarks
  • Collects visited places in a journal
  • Earns badges for achievements
  • Tracks live pace and distance
  • Syncs with Apple Health
Features
Read full description

Circuit builds you running routes to explore wherever you are. Tell it how far you want to go, and Circuit generates a loop from right where you're standing that passes the best-rated nearby parks, landmarks, and hidden gems along the way. No manual route planning, no guessing where to go in a new city. Just pick a distance or length of time and run. WHERE TO RUN, SOLVED • Enter a distance (or how much time you have) and get a complete loop back to your start • Routes are built around real points of interest: parks, monuments, waterfronts, and markets • Traveling somewhere new? Circuit turns an unfamiliar city into a route worth running COLLECT AS YOU GO • Every place you run past gets added to your personal Journal • Collect 40+ badges across ten categories: distance, streaks, cities explored, and more • Build a runner profile that shows off your badges and where you've been RUN YOUR WAY • Track live pace, distance, and route progress • Follow other runners, share your runs, and see what your friends have discovered • Sync completed runs to Apple Health so they sit alongside the rest of your activity The world is meant to be explored. Explore it with Circuit.

Screenshots

Immortals Bryan Johnson4 screens
Circuit4 screens

Verdict

The call

The clearest difference is rating: Circuit at 5.0 against Immortals Bryan Johnson's 3.6. Immortals Bryan Johnson's advantage is ratings volume (29 vs 4). On price, ads, in-app purchases and monetization model there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Circuit holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Immortals Bryan Johnson has 29 ratings behind it against 4, so its average is the more settled of the two.

Scorecard2 real differences · 8 level
Immortals Bryan Johnson versus Circuit: the parameters behind the verdict, then further details
ParameterImmortals Bryan JohnsonCircuit
PriceFreeFree
Rating3.6 (29 ratings)5.0 (4 ratings) — better
Positive reviews16.7% of reviews—
Number of ratings29 — better4
Update frequencyEvery 5 days—
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size95 MB49 MB
Age rating17+9+
DeveloperBlueprint Bryan JohnsonQUINLAN DAVID O'CONNELL

In-app purchases

None

Immortals Bryan Johnson

No in-app purchases

None

Circuit

No in-app purchases

Questions

Is Immortals Bryan Johnson free?
Immortals Bryan Johnson is free to download, with no in-app purchases.
Is Circuit free?
Circuit is free to download, with no in-app purchases.
Which has better reviews, Immortals Bryan Johnson or Circuit?
Circuit is rated higher. Immortals Bryan Johnson averages 3.6 out of 5 from 29 ratings, while Circuit averages 5.0 from 4 ratings.
Do Immortals Bryan Johnson or Circuit have ads?
Neither Immortals Bryan Johnson nor Circuit shows ads.

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