Lightly Weight Tracker vs SynFit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lightly Weight Tracker
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Lightly Weight Tracker is a simple, lightweight app for recording body weight. If your smart scale workflow feels clumsy, or you just want a quick way to keep daily weight records, Lightly gives you a cleaner workflow. You can manually log your daily weight, sync authorized health data, and view your weight trend in a clear chart. It is designed for weight loss, fitness, weight maintenance, and everyday wellness tracking. Key features: - Fast body weight logging - Authorized health data sync - Clear weight trend chart - Historical weight records - Useful for smart scale and wearable users - Simple, focused, and easy to use Use Lightly when: - Your scale workflow is not smooth - You want to keep weight records up to date - You are tracking weight loss or fitness progress - You want a simple daily weigh-in habit - You need a clear view of weight changes over time Lightly helps make weight tracking easier. Health data is read or written only after your permission. This app does not provide medical, fitness, or diet advice. All data is for personal tracking and trend review only.
SynFit
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SynFit is your all-in-one fitness companion — AI-personalized workout and diet plans, a full exercise library, and progress tracking that keeps you consistent. PERSONALIZED AI PLANS • A workout program built around your goals, level, and equipment • A daily diet plan with calorie and macro targets • Adapts to home or gym WORKOUTS FOR EVERY LEVEL • 270+ guided exercises with clear instructions • Ready-made routines: strength, cardio, mobility, warm-up, stretching • Interval timer with audio coaching cues that keep running in the background • Lock-screen Live Activity + Dynamic Island for your active workout STAY ON TRACK • Streaks and league ranking to keep you motivated • Body measurement log with weight-trend charts • Home-screen widget shows your streak and today's plan at a glance EAT SMARTER • Turn your diet plan into an automatic shopping list • Share lists and shop together Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Lightly Weight Tracker at none against SynFit's 2. SynFit's advantage is ads (none vs shown) and iOS requirement (13.0 vs 17.0). On price 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. SynFit sells 2 in-app purchases, starting at $7.99 per month. Lightly Weight Tracker asks for nothing beyond the download.
| Parameter | Lightly Weight Tracker | SynFit |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 102 MB |
| Age rating | 4+ | 4+ |
| Developer | Hot Future (guangzhou) Internet Co., Ltd | MEHMET ARDA SAYIN |
In-app purchases
Lightly Weight Tracker
No in-app purchases
SynFit
- SynFit Pro Monthly$7.991 Month
- SynFit Pro Yearly$49.991 Year









