Comparison

Built With Science+ vs Clock

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

Head to head
About

Built With Science+

This intelligent fitness companion offers personalized workout plans and nutrition advice based on scientific insights. It adapts to your progress with real-time feedback, providing guidance for continuous gains and informed health decisions.

Highlights
  • Hyper-Personalized Workouts
  • Progressive Overload Guidance
  • Real-Time Diet Adjustments
  • AI-Powered Meal Scanner
  • 250+ Exercise Tutorials
  • Daily Knowledge Boosters
  • AI Fitness & Nutrition Assistant
Features
Read full description

Reach your goals faster with BWS+ all-in-one fitness coach. Frustrated with cookie-cutter workout plans and confusing nutrition advice? BWS+ is your intelligent coach and complete fitness companion for achieving the body you've always wanted. The app integrates insights from leading fitness scientists, coaches, and dietitians, offering personalized advice based on your unique body and goals. It evolves with you, adapting your workouts and nutrition based on real-time feedback, encapsulating decades of experience into a dynamic coach that tailors itself to your needs. The latest science, personalized to you - Hyper-Personalized Workouts: Built with Science's advanced algorithm creates a workout plan specifically for your body, goals, and schedule. Whether you're hitting the gym or training at home, we've got you covered. - Progressive Overload Guidance: Never plateau again. BWS+ tells you exactly how to adjust your weights and reps each session for continuous gains. - Real-Time Diet Adjustments: As your body changes, so do your nutritional needs. Our app adapts your meal plan weekly, ensuring you're always on track. All-in-One Fitness and Nutrition Solution - 250+ In-Depth Exercise Tutorials: Master proper form with our detailed video guides, packed with science-based insights. - AI-Powered Meal Scanner: Say goodbye to tedious calorie counting. Simply snap a photo of your meal, and our AI does the rest, accurately tracking your nutrition in seconds. - Daily Knowledge Boosters: Unlock 200+ bite-sized lessons to build your fitness IQ and make informed decisions about your health. One App is All You Need - AI Fitness & Nutrition Assistant: Get personalized answers to your fitness and nutrition questions, as if you're talking directly to Jeremy Ethier. - Muscle Group Prioritizer: Focus on specific muscles that need extra attention for balanced development. - Recomp Detector: Track simultaneous fat loss and muscle gain with our advanced body composition analysis. - Step Tracking and Daily Activity Goals: Seamlessly integrate with Apple Health and Google Fit to optimize your overall activity levels. We've combined cutting-edge technology with years of scientific research to create an app that delivers real, lasting transformations. No more guesswork, no more wasted time in the gym. BWS+ provides the structure and guidance you need to finally achieve the body you deserve. Download now and take the first step towards the best version of yourself! This app requires an active BuiltWithScience+ membership or an in-app subscription purchased through the App Store to access its features and content. Subscription details and terms are available within the app.

About

Clock

Features
Read full description

Clock-In Everyday: Fitness For The Next Chapter There are plenty of workout apps out there. Almost all of them are built for 25-year-olds chasing personal records. Clock-In Everyday is different. It's built specifically for people over 50 — especially those heading into retirement — because this stage of life comes with its own aches, priorities, and pace that other fitness apps just don't account for. Retirement isn't the end of your career. It's a promotion — to the most important job you'll ever have: taking care of yourself. Clock-In Everyday helps you show up for that job, every single day. A SESSION BUILT FRESH, EVERY DAY No rigid program to fight against. Each day's workout is shaped by how you actually slept, how you're recovering, your goals, and any aches or injuries you're managing — so a rough night means an easier day, and a good one means you can push a little. REAL PROGRESSION, NOT GUESSWORK Clock-In remembers your working weights and adjusts them based on what you actually did last time — sets, reps, and how it felt — so the app gets to know you the longer you use it. YOUR OWN GYM EQUIPMENT, TOO Add the machines at your gym in Settings, and switch to a second session built entirely around them — the same smart weight progression and the same care around your aches, just using what's actually in front of you at the gym instead of at home. DAILY STRETCHES THAT MAKE SENSE FOR YOU Picked from your specific aches and how today's going, not the same generic routine every day — with a clear note on why each one was chosen. QUICK REPS DON'T HAVE TO WAIT Did 20 push-ups between other things? Hold a button and say so. Clock-In logs it, tracks your daily total and best set, and works with pull-ups, chin-ups and dead hangs too — even through Siri, without opening the app. TRAINING TOWARD SOMETHING? Add an upcoming hike, ride, or event, and your sessions build toward it — sharpening as the date gets closer, then tapering automatically in the final days so you arrive fresh. BUILT AROUND HOW YOU'RE ACTUALLY DOING Clock-In reads your sleep, heart rate, and activity from Apple Health each morning and turns it into a plain-language readiness score — factoring in overnight wrist temperature too, on Apple Watches that track it — so today's plan reflects today's reality. SIMPLE SUPPLEMENT GUIDANCE General, evidence-informed supplement suggestions tailored to your goals, notes, and what you tell it you're already taking — never a substitute for medical advice, always with a reminder to check with your doctor. Clock in. Show up. Build the body that lets you enjoy every year you've earned. Clock-In Everyday is free to download, and right now the whole app is free too. Daily AI coaching, personalized stretches, and supplement guidance are fully unlocked for everyone, no subscription needed.

Screenshots

Built With Science+4 screens
Clock4 screens

Verdict

The call

The clearest difference is update cadence: Clock at every 5 days against Built With Science+'s fortnightly. On price, ads, in-app purchases and device support 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. Built With Science+ sells 4 in-app purchases, starting at $29.99 per month and Clock sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Built With Science+ ships an update fortnightly, Clock every 5 days. The most recent releases landed on October 17, 2026 and September 30, 2026 respectively.

Scorecard1 real difference · 9 level
Built With Science+ versus Clock: the parameters behind the verdict, then further details
ParameterBuilt With Science+Clock
PriceFreeFree
Rating4.8 (4.1K ratings) — better—
Positive reviews79.8% of reviews—
Number of ratings4.1K — better—
Update frequencyFortnightlyEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscription—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS16.2 — better17.0
Further details — not scored
Size233 MB14 MB
Age rating4+4+
DeveloperBuilt With Science Holdings CorpMike Dangerfield

Bugs and requests

Built With Science+

Reported bugs

4 issues
  • Workout data sometimes gets lost or marked incomplete
  • App takes a long time to open
  • Login and sign-up issues for existing customers
  • Inconsistent exercise recommendations and adjustments

Requested features

5 requests
  • Add ability to create and save custom recipes
  • Integrate with Apple Health and other fitness platforms
  • Provide more flexibility in workout scheduling
  • Enhance human coaching and support features
  • Improve performance and stability

Clock

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Built With Science+

Subscriptions2
  • Monthly Membership14 Days trial$29.991 Month
  • Annual Membership14 Days trial$189.001 Year
One-time2
  • Intermediate Program Unlock$49.00
  • Beginner Program Unlock$49.00
2 purchases

Clock

Subscriptions2
  • Clock-In Pro7 Days trial$1.991 Month
  • Clock-In Pro (Yearly)7 Days trial$9.991 Year

Questions

Is Built With Science+ free?
Built With Science+ is free to download, with in-app purchases available.
Is Clock free?
Clock is free to download, with in-app purchases available.
Do Built With Science+ or Clock have ads?
Neither Built With Science+ nor Clock shows ads.
Which is updated more often, Built With Science+ or Clock?
Built With Science+ ships an update fortnightly, and Clock every 5 days. Most recently, Built With Science+ was updated on October 17, 2026 and Clock on September 30, 2026.

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