FormIndex: BMI & Weight Tool

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Everyone
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Everyone
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About this app

FormIndex: BMI & Weight Tool helps you understand your body in a few taps. Enter your height, weight and age to get your Body Mass Index, see where it falls on a clear colour gauge, and find the healthy weight range for your height.

BMI CALCULATOR
- Instant BMI result with a colour gauge and category
- Healthy weight range for your height
- How much to gain or lose to reach the healthy range
- Suggested daily water intake
- Calories your body burns at rest
- Works in metric (kg, cm) or imperial (lb, ft, in)

BODY TOOLS
- Body fat estimate – uses the U.S. Navy tape method with neck, waist and hip measurements, and shows fat mass and lean mass
- Daily calories – find how many calories you need to keep, lose or gain weight, based on your activity level
- Ideal weight – compare four well-known formulas (Devine, Robinson, Miller and Hamwi) side by side
- Waist to height ratio – a simple check of where your weight sits

WEIGHT LOG
- Save your results or add your weight on any date
- Smooth trend chart of your weight over time
- Set a goal weight and follow your progress
- See your lowest, highest and average weight
- Swipe to delete an entry, with undo

BMI GUIDE
Learn what BMI measures, what it doesn't show, and when it's a good idea to talk to a doctor.

SIMPLE AND PRIVATE
- No sign-up and no account needed
- Works fully offline
- All your data stays on your device
- No special permissions
- Clear your log or reset all data at any time

Whether you're starting a fitness journey, keeping an eye on your weight or just curious about your numbers, FormIndex gives you clear results in a clean, easy design.

Please note: FormIndex is for general information only. It is not a medical device and does not diagnose or treat any condition. BMI and other results are estimates and are meant for adults. Always talk to a qualified doctor before making decisions about your health, diet or exercise.
Check your BMI, body fat, daily calories and ideal weight. Track your progress.
Updated on
Sep 30, 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.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
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What’s new

Welcome to FormIndex: BMI & Weight Tool!
- BMI calculator with colour gauge and healthy weight range
- Body fat, daily calories, ideal weight and waist-to-height tools
- Weight log with trend chart and goal tracking
- Metric and imperial units
- Works offline, all data stays on your device
Content rating
Everyone
Learn more

App support

About the developer
Qusfa LLC
llcqusfa@gmail.com
30 N Gould St Ste R Sheridan, WY 82801-6317 United States
+1 438-797-5698