iPhone · iPad · Apple Health · Widgets
Weight Tracker – Simple Log
Weight Tracker – Simple Log is a simple, private weight tracker for iPhone. You can log your weight in about 3 seconds. There is no account, no calorie counting, and the developer collects no data.
Download on the App Store
Features
- Fast logging in kg, lb or stone, with optional notes and up to 2 progress photos per entry
- 7-day trend line so daily water-weight swings don't hide your real progress
- Goal weight with checkpoints (milestones between your start and goal) and pace tracking toward a target date
- Optional BMI with WHO categories
- Side-by-side progress photo comparison
- Two-way Apple Health sync, including importing your past weight history without duplicates
- Home Screen and Lock Screen widgets, including Quick Log to log without opening the app
- Log your weight with Siri: "Log my weight"
- Daily reminders, streaks and a weekly report
- CSV export of all your data
- Available in English, Dutch, French, German, Hungarian, Korean, Portuguese and Spanish
Free vs Premium
Free
Log your weight in seconds
Log your weight daily, with optional notes and photos. Just a quick tap, no clutter.
Apple Health sync
Two-way sync with Apple Health, so your data stays in one place with your other health apps.
Interactive progress chart
See your progress on a clear chart you can tap through, and spot trends at a glance.
Progress photos
Add photos to your entries and compare them side by side. You'll see changes the scale doesn't show.
Premium
Advanced Insights
Your goal ETA, trend analysis and personal guidance. It tells you when you'll reach your goal, not just how far you have left.
Trend Projection
See where your weight is heading, based on your real trend instead of day-to-day swings.
Weekly Report
A personal summary of your week's progress, every week.
Home & Lock Screen widgets
See your progress at a glance and log from your Home Screen or Lock Screen without opening the app.
Premium is available monthly ($2.99), yearly ($19.99, with a 7-day free trial) or as a one-time lifetime purchase ($49.99). Prices may vary by country.
Frequently asked questions
Do I need an account to use Weight Tracker – Simple Log?
No. Weight Tracker – Simple Log needs no sign-up and no email.
Is my weight data private?
The App Store privacy label states the developer collects no data. Your entries stay on your device and in Apple Health if you enable sync.
Does it sync with Apple Health?
Yes, Weight Tracker – Simple Log syncs with Apple Health in both directions, including importing your past weight history without creating duplicates.
Can I track in pounds, kilograms or stone?
Yes, you can switch between pounds, kilograms and stone anytime in Settings.
Is there a one-time purchase instead of a subscription?
Yes, there is a lifetime option, plus monthly and yearly plans. Core logging is free.
Is it a calorie counter?
No. Weight Tracker – Simple Log focuses only on weight tracking, without food logging.
Can I use it while on GLP-1 medication like semaglutide or tirzepatide?
Yes. Many people use Weight Tracker – Simple Log to track their weight trend alongside their treatment. The app does not give medical advice; talk to your doctor about your treatment.
Can I export my data?
Yes, you can export everything to CSV anytime.
Does it work on iPad?
Yes, Weight Tracker – Simple Log works on iPad with a two-column layout.
About the developer
Weight Tracker – Simple Log is made by Kosshii Apps, an independent developer who builds simple, privacy-friendly iOS apps and updates them based on user feedback. Contact: info@kosshiiapps.com