Happy Scale vs BMI Calculator, Weight Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Happy Scale
This app helps you understand your weight loss journey by analyzing scale fluctuations. It smooths out daily variations to reveal your true progress, predict future weights, and break down goals into manageable milestones.
- See true progress with mathematical analysis
- Smooth out weigh-in fluctuations
- Predict future weight
- Break down goals into milestones
- Integrates with Apple Health
- BMI calculator
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Dieting is hard enough. But when you work hard, hop on the scale, and see a number that’s higher than yesterday? Well, that’s just not fair! It’s time to tame the scale! Happy Scale helps you make sense of the frustrating ups and downs of weigh-ins by using mathematical analysis to make sense of your scale weights. You’ll: • understand your true trend, • take the sting out of plateaus, and • be able to predict what you’ll weigh for an upcoming event • SEE YOUR TRUE PROGRESS: Happy Scale uses sophisticated math to learn the true trend of your progress. You can see what you’re really losing each week. • NO MORE PLATEAUS: Use the moving average progress tracking options to see steady progress every day! • SLOW AND STEADY WINS THE RACE: Have a lot to lose? Break your weight loss goal into small, incremental milestone goals so you can focus on short-term, achievable goals! • THE PERFECT SUPPLEMENT: Use this app in conjunction with other popular apps. Weight entries can be automatically imported from apps that support exporting to the Apple Health app, and Happy Scale will export all your weights to Apple Health so other apps can see them. • IMAGINE YOUR SUCCESS: See predictions about what you’ll weigh in the future if you keep up your current trends, and set commitment goals for yourself! • KNOW YOUR NUMBERS: Our new BMI calculator shows you exactly where you stand and what weight ranges you need to hit for different health categories. No more guessing if you’re almost there! • WORKS ON ALL YOUR DEVICES: Seamlessly sync between your iPhone and iPad! So, have your previous diets failed because you lost motivation? Try Happy Scale today and join thousands of users who use this app to TAME THE SCALE! ------------------ This app optionally integrates with Apple Health. It is an opt-in feature that’s accessible from the Settings menu. ------------------ If you purchase a monthly or yearly subscription, payment will be charged to your iTunes account. Your account will automatically be charged for renewal within 24-hours prior to the end of the current subscription unless you disable auto-renew. You can turn off auto-renewal at any time by going to your Account Settings on the App Store after purchase. Privacy Policy: https://happyscale.com/privacy Terms of Use: https://happyscale.com/terms
BMI Calculator, Weight Tracker
Calculate your Body Mass Index (BMI) and monitor your weight progress with detailed analytics and infographics. Track weight loss, analyze weight gain, and set target weights for personalized feedback. Features automatic cloud backup for your data.
- BMI calculation for multiple profiles
- Weight monitoring and trend analysis
- Body fat percentage insights
- Data analytics with graphs and charts
- Target weight setting
- Automatic cloud backup
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BMI Calculator lets you calculate your Body mass index so that you can find your ideal weight, monitor your realtime weight, get meaningful insights on your body fat percentage and more. Make your daily weight loss program effective with our data analytics, graphs and charts. It’s an ideal application for tracking your weight loss, analyzing your weight gain and tracking your current weight. KEY FEATURES • BMI Calculation for multiple user profiles. • Review analytics for up to six (06) months. • Add target weight to get regular feedback. • Infographics detailing your BMI, weight trends & fat percentage rates. • Automatic cloud backup, so that you never lose your data. DISCLAIMER Body mass index (BMI) is a person’s weight in kilograms divided by the square of height in meters. BMI is an inexpensive and easy screening method for weight category: underweight, healthy weight, overweight, and obesity. BMI does not measure body fat directly, but BMI is moderately correlated with more direct measures of body fat. PRIVACY POLICY https://sites.google.com/appnap.io/privacy TERMS OF USE https://sites.google.com/appnap.io/terms SUPPORT DESK If you have any questions or feedback, feel free to contact us here: • Email: info@appnap.io • Facebook: https://www.facebook.com/appnap • Official Website: https://appnap.io
Screenshots
Verdict
The clearest difference is in-app purchases: BMI Calculator, Weight Tracker at none against Happy Scale's 8. BMI Calculator, Weight Tracker also leads on iOS requirement (13.0 vs 16.0). Happy Scale's advantage is update cadence (weekly vs every 4 months) and ratings volume (58K vs 88). On price, ads 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
Both are free to download. Happy Scale sells 8 in-app purchases, starting at $1.99 per month. BMI Calculator, Weight Tracker asks for nothing beyond the download.
Happy Scale holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Happy Scale has 58K ratings behind it against 88, so its average is the more settled of the two. Written reviews point the same way: 91% of Happy Scale's written reviews are positive against 71% of BMI Calculator, Weight Tracker's.
Happy Scale ships an update weekly, BMI Calculator, Weight Tracker every 4 months. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.
| Parameter | Happy Scale | BMI Calculator, Weight Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (58K ratings) — better | 4.6 (88 ratings) |
| Positive reviews | 91.5% of reviews — better | 71.4% of reviews |
| Number of ratings | 58K — better | 88 |
| Update frequency | Weekly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | Free — better |
| Best chart rank | #179 — better | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 65 MB | 8 MB |
| Age rating | 12+ | 4+ |
| Developer | Front Pocket Software LLC | Appnap Technologies Limited |
Customer experience
Happy Scale
BMI Calculator, Weight Tracker
Bugs and requests
Happy Scale
Reported bugs
1 issue- Reminders don't work for some users
Requested features
4 requests- Add ability to track body measurements and body fat percentage
- Provide more chart/graph options (60-day, 6-month)
- Add a watch app or complication for easier access
- Implement more celebratory features when reaching goals
BMI Calculator, Weight Tracker
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Happy Scale
- Happy Scale Deluxe (Monthly)7 Days trial$1.991 Month
- Happy Scale Deluxe (Yearly)7 Days trial$11.991 Year
- Tip $1$0.99
- Tip $3$2.99
- Tip $5$4.99
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- Tip $10$9.99
- Happy Scale Premium (Lifetime)$39.99
- Happy Scale Deluxe (Lifetime)$39.99
BMI Calculator, Weight Tracker
No in-app purchases
Questions
Is Happy Scale free?
Is BMI Calculator, Weight Tracker free?
Which has better reviews, Happy Scale or BMI Calculator, Weight Tracker?
Do Happy Scale or BMI Calculator, Weight Tracker have ads?
Which is updated more often, Happy Scale or BMI Calculator, Weight Tracker?
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