Weight Tracker - Graph & BMI

Contains ads
Content rating
Everyone
5+
Downloads
Content rating
Everyone
Learn more
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About this app

Simple enough to actually stick with.
Weight Graph is a free weight tracker app: log your weight in seconds and watch your progress on a clean, interactive weight chart. Body fat, muscle, and BMI are analyzed automatically — a weight log and BMI calculator in one.
Losing, gaining, or maintaining — this simple weight tracker keeps you on track, day after day.

■ Quick Weight Logging (Free)
Log your weight in seconds with a fast numpad. Add notes and mood stamps with every record. Backdate entries anytime — no restrictions. A free weight tracker that's effortless to keep up every day.

■ Body Fat & Muscle Mass
Track more than weight. Log body fat % and muscle mass, and see your full body composition change on charts and stats.

■ Interactive Weight Chart
See your weight graph from 1 week to all-time. Pinch to zoom the weight chart, tap any marker for that day's details. Spot weight trends and plateaus at a glance.

■ Calendar & Logging Streak
See your monthly weight-logging streak at a glance with progress bars and achievement rates.

■ BMI Calculator & Detailed Stats
・Period averages & recent change
・Built-in BMI calculator & basal metabolic rate (auto-calculated)
・Streak count & adherence rate
・Goal forecast with estimated completion date
・Weight stability analysis
・Milestone tracking

■ Goal Setting
Choose Lose / Maintain / Gain. Set a target weight and get automatic forecasts, milestone markers, and progress indicators.

■ Privacy Mode
Masks weight values as --.- to prevent shoulder surfing at the gym or clinic.

■ Home Screen Widget
Check your streak and latest weight without opening the app. One tap to log.

■ Customizable Look
14 theme colors and 5 font families. Make the app yours.

■ Smart Reminders
Pick morning, noon, or night — or set a custom time so you never forget to log.

■ 100% Local Storage
All weight data stays on your device. No cloud, no account, no data collection.

■ Multi-Unit Support
kg / lb / st lb for weight. cm / ft-in for height.

■ Landscape Mode
Rotate for an expanded view with graph, stats, and history side by side.

■ Who It's For
・Anyone building a daily weight-logging habit
・Dieters tracking weight loss, low-carb, or intermittent fasting results
・Gym-goers on a bulk or cut (track body fat % and muscle mass)
・Postpartum weight loss and rebound prevention
・Checking BMI before a health checkup or for metabolic health
・Anyone looking for a simple, free weight tracker app, weight log, or weight diary

■ FAQ
Q. Is it free?
A. Yes, all core features are free. The app shows ads, and you can watch a short ad to unlock 24h Premium (all themes and fonts).

Q. Is my data safe?
A. Your weight records are stored only on your device and never sent to a server. No account required.

Q. Can I track body fat and muscle?
A. Yes. Log weight, body fat %, and muscle mass, and see your body composition change in charts and stats.

Q. Can I add past dates?
A. Yes, backdating is supported, so you can fill in days you missed.

Your simple, private weight log app and BMI calculator — beautiful weight tracking that finally lasts.
Updated on
Jun 8, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Device or other IDs
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
You can request that data be deleted

What’s new

Welcome to Weight Graph! 🎉
The simple weight tracker that keeps you going.
• Quick number-pad logging
• Track body fat %, muscle mass & BMI
• Clean charts by week/month/year with moving-average & goal lines
• Stats & calendar to build the habit
Simple, so it sticks.
Content rating
Everyone
Learn more

App support

About the developer
関下耀介
ajitama.ship@gmail.com
Japan