Comparison

Start Change vs Just The Watts

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

Head to head
About

Start Change

This app helps you achieve and maintain life-long resolutions through engaging, science-backed strategies. It offers collaborative experiences, progress visualization, and instant support to overcome obstacles and stay motivated.

Highlights
  • Collaborative goal achievement
  • Progress visualization
  • Smart activity logging
  • Instant help for urges
  • Community support groups
  • Achievements and celebrations
Features
Read full description

Start Change today! Start Change is an app that helps you achieve resolutions the first time and keep them for life. Start Change keeps you engaged, motivated, focused and helps overcome obstacles on the path to success. Why Start Change? • Engaging, collaborative experience! Compete. Collaborate. Achieve goals with your family and friends. Challenge yourself for achievements and kudos. Also, games and surprises! • Get to your goal faster! Leverage the science behind successful behavior change to your advantage. • Persist and prevail! Build and sustain progress, even when you falter. Never give up! • You are in control! Make your resolution, and choose tools, resources and support that Start Change offers to achieve your goals. Features that will help you achieve your goals • Progress Visualization: Easy-to-digest data snapshots highlight your progress and provide a clear visual path to your end goal. • Smart Assist: With your permission, Start Change takes advantage of data provided by your devices (like steps and location) to auto log your activity*. Get reminders at the time that work the best for you. • Achievements and Celebrations: Unlock achievements, earn kudos, celebrate the moment, and share the joy with your friends. • Instant Help: If a bad urge hits, access immediate help to stay focused on your goal. Fun immersive games and riddles help distract you from temptations and achieve your goal. • Start Change Community: You are not alone! Form your own groups or join existing ones for encouragement, advice, or a little friendly competition. Supported Resolutions * indicates top 10 Exercise More * Build Strength with Weights * Exercise at Home Regularly - Exercise at the Gym Regularly * Exercise Regularly - Practice Yoga Regularly - Surpass the Daily Steps Goal - Swim Regularly - Use the Elliptical Regularly - Use the Exercise Bike Regularly - Use the Treadmill Regularly * Walk/Run Regularly Outside Make Healthy Food & Drink Choices - Cut Down on Alcohol - Cut Down on Coffee - Cut Down on Sugary Beverages * Drink Water Regularly - Eat Breakfast Every Morning - Eat More Fruits & Vegetables Practice Good Hygiene (NEW!) > Wash Hands Regularly + Prevention Score - Floss Regularly Quit Smoking - Cut Down on Smoking * Quit Smoking Be Calm * Meditate Regularly * Practice Deep Breathing Be Kind - Call Your Parents/Loved Ones Regularly - Daily Act of Kindness Learn Something * Read More * Take Online Course(s) About Us Start Change is brought to you by LifeON24. We are a team of accomplished and inspired software engineers, UX designers, content writers, behavioral scientists, and medical professionals. Start Change is our initial product. We continually add new features, resolutions, and support based on feedback. With Start Change, our goal is to help you achieve your resolutions the first time, and keep them for life. Visit us at website https://www.startchange.life/ Like us on Facebook https://www.facebook.com/lifeon24/ Follow us on Instagram https://www.instagram.com/lifeon24/ Achieve your resolutions the first time! Download Start Change today! *Start Change integrates with Apple Health app (using Apple HealthKit api) to provide automatic steps tracking, if you choose. You have an option to use phone sensors, or not enable auto steps tracking at all.

About

Just The Watts

This cycling app connects to your Bluetooth sensors for real-time indoor training data. Follow structured workouts or create your own, with virtual power options available. It offers a clean interface focused on your ride, without subscriptions or ads.

Highlights
  • Bluetooth sensor pairing
  • Real-time training data
  • FTP-based intervals
  • Custom workout creation
  • Virtual power option
  • Clean, focused interface
Read full description

Just the Watts is a simple, no-frills cycling app built for indoor training. Pair your Bluetooth power meter, speed sensor, cadence sensor, and heart rate monitor to see real-time data while you ride. You can follow structured workouts based on your FTP or create your own from scratch. No subscriptions, no fluff—just the watts. You’ll get: Real-time data from your Bluetooth sensors FTP-based intervals and fully custom workouts Virtual power if you don’t have a power meter (just pair a speed sensor and select your trainer) A clean, easy-to-use interface that keeps you focused on the ride Built for iPhone and iPad. Trainer only (not for outdoor rides). If you're looking for a straightforward way to track your power indoors, this is it. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Start Change4 screens
Just The Watts3 screens

Verdict

The call

The clearest difference is rating: Start Change at 4.8 against Just The Watts's 3.0. Start Change also leads on in-app purchases (none vs 1) and ratings volume (26 vs 2). Just The Watts's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, device support and iOS requirement 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. Just The Watts sells 1 in-app purchase, starting at $4.99 per month. Start Change asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Start Change holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Start Change has 26 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Start Change ships an update every 2 months, Just The Watts every 3 weeks. The most recent releases landed on October 24, 2026 and September 29, 2026 respectively.

Scorecard5 real differences · 5 level
Start Change versus Just The Watts: the parameters behind the verdict, then further details
ParameterStart ChangeJust The Watts
PriceFreeFree
Rating4.8 (26 ratings) — better3.0 (2 ratings)
Positive reviews91.7% of reviews—
Number of ratings26 — better2
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better16.6
Further details — not scored
Size62 MB14 MB
Age rating12+4+
DeveloperLifeon24Zachary Bell

Customer experience

Start Change

All ratings26 ratings
Positive92.3%
Neutral7.7%
Negative0.0%
Written reviews12 reviews
Positive91.7%
Neutral8.3%
Negative0.0%

Just The Watts

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Start Change

No in-app purchases

1 purchases

Just The Watts

Subscriptions1
  • Premium$4.991 Month

Questions

Is Start Change free?
Start Change is free to download, with no in-app purchases.
Is Just The Watts free?
Just The Watts is free to download, with in-app purchases available.
Which has better reviews, Start Change or Just The Watts?
Start Change is rated higher. Start Change averages 4.8 out of 5 from 26 ratings, while Just The Watts averages 3.0 from 2 ratings.
Do Start Change or Just The Watts have ads?
Neither Start Change nor Just The Watts shows ads.
Which is updated more often, Start Change or Just The Watts?
Start Change ships an update every 2 months, and Just The Watts every 3 weeks. Most recently, Start Change was updated on October 24, 2026 and Just The Watts on September 29, 2026.

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