Trendscale vs WeightLine Trend
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Weight trend analysis
- Estimated energy balance
- Goal setting and projection
- Daily dashboard view
- Logbook history
- Data import/export
- On-device privacy
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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
WeightLine Trend
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WeightLine is the simplest weight tracker — one number a day, plotted as a clean line. KEY FEATURES - One field, one tap to log - kg or lb, switch any time - Line chart shows your trend over time - Goal target with dashed line on the chart - Low / Avg / High stats - Trend arrow shows last-entry delta - Everything stays on your device — no accounts, no cloud Perfect for fitness, recovery, post-pregnancy tracking, or just curiosity. No scales required — works with any. Lightweight. Private. Free. Forever.
Screenshots
Verdict
The clearest difference is in-app purchases: WeightLine Trend at none against Trendscale's 4. Trendscale's advantage is iOS requirement (15.1 vs 17.0). 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. Trendscale sells 4 in-app purchases, starting at $2.99 per month. WeightLine Trend asks for nothing beyond the download.
| Parameter | Trendscale | WeightLine Trend |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Daily | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 42 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Gustavo Chaves | LEAN ASIA CO., LTD |
In-app purchases
Trendscale
- Trendscale Pro$2.991 Month
- Trendscale Pro14 Days trial$2.991 Month
- Trendscale Pro$19.991 Year
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- Trendscale Pro14 Days trial$19.991 Year
WeightLine Trend
No in-app purchases









