Comparison

Happy Scale vs Weight Logger ∞

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

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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

About

Weight Logger ∞

Read full description

Weight Logger - Simple, Effective, Free Easily log your weight, track progress, and reach your goals.

Screenshots

Happy Scale4 screens
Weight Logger ∞3 screens

Verdict

The call

The clearest difference is in-app purchases: Weight Logger ∞ at none against Happy Scale's 8. Happy Scale's advantage is ads (none vs shown) and update cadence (every 11 days vs monthly). On price, 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. Happy Scale sells 8 in-app purchases, starting at $1.99 per month. Weight Logger ∞ asks for nothing beyond the download.

UpkeepUpdate frequency

Happy Scale ships an update every 11 days, Weight Logger ∞ monthly. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.

Scorecard4 real differences · 7 level
Happy Scale versus Weight Logger ∞: the parameters behind the verdict, then further details
ParameterHappy ScaleWeight Logger ∞
PriceFreeFree
Rating4.9 (58K ratings) — better—
Positive reviews91.6% of reviews—
Number of ratings58K — better—
Update frequencyEvery 11 days — betterMonthly
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationSubscription—
Best chart rank#193 — better—
DevicesiPhone, iPadiPhone, Apple Watch
Requires iOS16.0 — better17.0
Further details — not scored
Size66 MB12 MB
Age rating12+4+
DeveloperFront Pocket Software LLCFawkes Wei

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

Weight Logger ∞

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Happy Scale

Subscriptions2
  • Happy Scale Deluxe (Monthly)7 Days trial$1.991 Month
  • Happy Scale Deluxe (Yearly)7 Days trial$11.991 Year
One-time6
  • Tip $1$0.99
  • Tip $3$2.99
  • Tip $5$4.99
Show 3 more
  • Tip $10$9.99
  • Happy Scale Premium (Lifetime)$39.99
  • Happy Scale Deluxe (Lifetime)$39.99
None

Weight Logger ∞

No in-app purchases

Questions

Is Happy Scale free?
Happy Scale is free to download, with in-app purchases available.
Is Weight Logger ∞ free?
Weight Logger ∞ is free to download, with no in-app purchases.
Do Happy Scale or Weight Logger ∞ have ads?
Weight Logger ∞ shows ads; Happy Scale does not.
Which is updated more often, Happy Scale or Weight Logger ∞?
Happy Scale ships an update every 11 days, and Weight Logger ∞ monthly. Most recently, Happy Scale was updated on October 18, 2026 and Weight Logger ∞ on October 11, 2026.

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