Comparison

WeightLog vs Trendscale

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

Head to head
About

WeightLog

Features
Read full description

Watch the numbers drop. WeightLog turns your daily weigh-in into a clear progress chart. So you actually see your weight loss happen, day by day. No accounts. No clutter. Just open the app, log your weight in two seconds, and let the chart do the motivating. Whether you're losing weight, gaining, or maintaining, WeightLog keeps your entire journey in one clean, private timeline. WHY PEOPLE STICK WITH WEIGHTLOG - See your progress instantly. Clean charts that reveal your real trend, not just daily noise - Log in seconds. One tap a day, the fastest weigh-in habit you'll keep - Understand your body. Statistics and trends that show where you're actually heading - Private. Your weight data stays on your device, no account required. Only anonymous usage stats, can be turned off anytime - Light and fast. No bloat, no distractions, no features you'll never use - Works in your language. Full multilingual support BUILT FOR YOUR GOAL - Weight loss - Stay motivated by watching the line go down - Weight gain - Track every kg you build with confidence - Maintenance - catch small changes before they add up - Long-term monitoring - months and years of history, always at hand WeightLog focuses on what really matters: your data, your progress, your consistency. Start today, log your first weigh-in and turn small daily habits into results you can see. Privacy Policy: https://moonsmoke.app/privacy-policy Terms of Use: https://moonsmoke.app/terms-of-use

About

Trendscale

This app helps you track your weight progress without calorie counting. It uses your daily weight entries to show your real trend and estimate your energy balance. Set goals, view your progress on a dashboard, and manage your history easily.

Highlights
  • Weight trend analysis
  • Estimated energy balance
  • Goal setting and projection
  • Daily dashboard view
  • Logbook history
  • Data import/export
  • On-device privacy
Features
Read full description

Trendscale is the simplest, most effective weight tracker for people who are tired of counting calories and macros. Step on the scale, log your weight, and let Trendscale show you what's actually happening. No food logging. No barcode scanning. No stressing about every bite when you're out with friends. Just one number a day - and a clear picture of your progress. --- TREND WEIGHT Your daily weight fluctuates. Trendscale smooths out the noise using an exponential moving average, so you see your real trajectory - not random changes. ENERGY BALANCE We estimate your weekly caloric surplus or deficit from your weight trend alone. No food diary needed. GOALS Set a target to lose, gain, or maintain. See your projected end date, track your weekly rate, and adjust as you go with intuitive eating. DASHBOARD Everything you need on one screen: today's weight, your trend, a 14-day log grid, and weekly stats. Clean, fast, focused. LOGBOOK Browse your full history month by month. Tap any day to edit or add a past entry. IMPORT AND EXPORT Switching from another app? Import your CSV data. Want a backup? Export anytime. PRIVACY FOCUSED All your data stays on your device. No sign-in. No servers. No cloud. --- Terms of Use: https://trendscale.app/terms Privacy Policy: https://trendscale.app/privacy

Screenshots

WeightLog4 screens
Trendscale4 screens

Verdict

The call

The clearest difference is update cadence: Trendscale at daily against WeightLog's every 4 days. Trendscale also leads on iOS requirement (15.1 vs 18.0). 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. WeightLog sells 2 in-app purchases, starting at $3.99 per month and Trendscale sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

WeightLog ships an update every 4 days, Trendscale daily. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
WeightLog versus Trendscale: the parameters behind the verdict, then further details
ParameterWeightLogTrendscale
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 4 daysDaily — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.015.1 — better
Further details — not scored
Size28 MB42 MB
Age rating4+4+
DeveloperMoonSmoke UGGustavo Chaves

In-app purchases

2 purchases

WeightLog

Subscriptions2
  • WeightLog Monthly7 Days trial$3.991 Month
  • WeightLog Yearly7 Days trial$24.991 Year
4 purchases

Trendscale

Subscriptions4
  • Trendscale Pro$2.991 Month
  • Trendscale Pro14 Days trial$2.991 Month
  • Trendscale Pro$19.991 Year
Show 1 more
  • Trendscale Pro14 Days trial$19.991 Year

Questions

Is WeightLog free?
WeightLog is free to download, with in-app purchases available.
Is Trendscale free?
Trendscale is free to download, with in-app purchases available.
Do WeightLog or Trendscale have ads?
Neither WeightLog nor Trendscale shows ads.
Which is updated more often, WeightLog or Trendscale?
WeightLog ships an update every 4 days, and Trendscale daily. Most recently, WeightLog was updated on November 10, 2026 and Trendscale on October 31, 2026.

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