01
Weight & BMI
Log weight in kg or lbs and let BodyLog compute your BMI trend automatically.
Case Study № 07Private Body Progress TrackeriOS & Android
Private Body Progress TrackerBodyLog.
Track every inch of your progress.
BodyLog helps you track body progress beyond the scale. Log your weight, waist, chest, hips, arms, thighs and other key measurements, then view your progress with clean charts and history. Add private progress photos, compare before and after changes, set goals and stay consistent. Your body data stays on your device, with no account required.
- Category
- Health & Fitness
- Platforms
- iOS & Android
- Price
- Free · IAP
Real product screensiOS & Android
What the product stands for
- Track weight in kg or lbs
- Log waist, chest, hips, arms, thighs, neck, shoulders and calves
- Calculate and monitor BMI automatically
- Add private progress photos for before/after comparisons
Inside the experience
See Your Progress, Not Just Your Weight
A calm, focused interface built for daily logging — measurements, weight, BMI and progress photos in one private, offline-first app.
Built differently
Private By Design
BodyLog keeps every measurement and every photo on your device. No accounts, no uploads, no advertising SDKs.
- 01
On-Device Only
Your weight, measurements and photos are stored locally. Nothing is uploaded to our servers.
- 02
Full-Body Metrics
Log waist, chest, hips, arms, thighs, neck, shoulders, calves — in kg or lbs, cm or in.
- 03
Clear Progress Charts
See trends over weeks and months so you can adjust before the numbers plateau.
- 04
No Account Required
Open the app and start logging. Zero sign-up, zero email harvesting.
Product capabilities
Everything You Need To Stay Consistent.
Purpose-built for people who train, cut, bulk or recomp — and want honest, private numbers to prove it.
02
Body Measurements
Track waist, chest, hips, arms, thighs, neck, shoulders and calves with unit switching.
03
Progress Photos
Capture private progress photos stored locally in your device's app sandbox.
04
Before / After Compare
Side-by-side photo comparison so you can see the changes your scale hides.
05
Goals
Set target weight and measurement goals and watch your progress toward them.
06
Consistency Reminders
Optional local reminders so weekly weigh-ins and measurements never slip.
Technology
Under the hood.
BodyLog is built with React Native and TypeScript, backed by a Redux Toolkit state store and native iOS/Android projects. Measurements and photos are persisted using local device storage and the platform's native camera and photo library APIs.
React Native
TypeScript
Redux Toolkit
React Navigation
iOS Native
Android Native
Local Storage
What comes next
Future roadmap.
We keep evolving the product around real user feedback—carefully adding capability without sacrificing clarity or privacy.
- 01Cloud backup and sync (optional)
- 02CSV export for logs and measurements
- 03Apple Health & Google Fit integration
- 04Custom measurement fields
- 05Advanced progress insights
- 06Photo alignment guide for before/after shots
- 07App passcode / lock screen
- 08Multiple profiles
Available now
Own Your Body Data.
Track weight, measurements, BMI and progress photos privately — no account, no cloud, no compromises. Available now on iOS.