Weight Diary Lite vs Happy Scale
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Weight Diary Lite
Track your weight loss journey with this intuitive app. It helps you monitor daily weight entries, visualize progress with a trend line, and estimate time to reach your goals without calorie counting. Includes calculators for goals and calories, plus privacy features.
- Daily weight tracking
- Progress trend line visualization
- Goal and calorie calculators
- BMI display
- Data backup and export
- Password/Touch ID protection
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Understand your weight trends over time. Weight Diary Lite helps you cut through daily fluctuations with a clear trend line, so you can quickly see whether you're moving toward your goal. Log your weight each day to track your progress, estimate your rate of weight loss, and see how long it may take to reach your target. With graphs and goal planning tools Weight Diary Lite gives you a simple and effective way to stay on track. Main Features: • See your weight, progress, and goal remaining at a glance • Follow your daily weights with a clear trend line • Switch between the graph, summary, or full weight log with a single tap • Plan ahead with goal and calorie calculators • View your BMI with a clear visual display • Comprehensive unit support for pounds, kilograms, and stones • Full data backup, import, and export
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
Screenshots
Verdict
The clearest difference is in-app purchases: Weight Diary Lite at none against Happy Scale's 8. Happy Scale's advantage is ads (none vs shown) and update cadence (weekly vs every 6 months). On price, rating, review sentiment 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. Weight Diary Lite asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for Weight Diary Lite against 4.9 for Happy Scale. That said, the two scores are not equally well evidenced: Happy Scale has 58K ratings behind it against 7.2K, so its average is the more settled of the two. Written reviews are what separate them: 97% of Weight Diary Lite's written reviews are positive against 91% of Happy Scale's.
Weight Diary Lite ships an update every 6 months, Happy Scale weekly. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.
| Parameter | Weight Diary Lite | Happy Scale |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (7.2K ratings) | 4.9 (58K ratings) — better |
| Positive reviews | 96.6% of reviews — better | 91.5% of reviews |
| Number of ratings | 7.2K | 58K — better |
| Update frequency | Every 6 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Subscription |
| Best chart rank | — | #192 — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 65 MB |
| Age rating | 4+ | 12+ |
| Developer | CURLYBRACE APPS LTD | Front Pocket Software LLC |
Customer experience
Weight Diary Lite
Happy Scale
User reviews
Weight Diary Lite
From 7.2K App Store ratingsWhat we love
- 👍 Simple and easy to use
- 📊 Helpful visual graphs and trends
- 🎯 Effective for tracking weight loss/gain
- 💪 Motivating and encouraging
- 🔒 Secure with password protection option
Room to improve
- 🐛 Occasional data loss or reset issues
- 🔍 Limited features compared to paid version
- 💰 Ads can be intrusive in free version
Happy Scale
From 58K App Store ratingsWhat we love
- 👍 Excellent weight loss support tool
- 👍 Motivating and engaging to track weight
- 👍 Provides great insights and predictions
- 👍 Smooths out weight fluctuations
- 👍 Breaks down weight loss journey into milestones
Room to improve
- 🐛 Reminders don't work for some users
- 💰 Subscription model is expensive for some
Bugs and requests
Weight Diary Lite
Reported bugs
2 issues- Trend line not always accurate
- BMI calculator sometimes incorrect
Requested features
4 requests- Add notes/journal feature
- Expand historical data tracking
- Customizable weight goal settings
- Integrate with other health apps
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
In-app purchases
Weight Diary Lite
No 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
Questions
Is Weight Diary Lite free?
Is Happy Scale free?
Which has better reviews, Weight Diary Lite or Happy Scale?
Do Weight Diary Lite or Happy Scale have ads?
Which is updated more often, Weight Diary Lite or Happy Scale?
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