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Free Tools
Nine free tools, no sign-up, no account, no payment. Every tool runs 100% in your browser — nothing you enter is sent anywhere, stored, or tracked. They give general information and ranges, not diagnoses or personal medical advice.
BMI Calculator
Check your Body Mass Index from height and weight, with an honest explanation of what BMI can and cannot tell you.
Use it free →Calorie Calculator
Estimate your daily calorie needs from age, sex, height, weight, and activity level — maintenance, not a diet plan.
Use it free →Daily Protein Calculator
Get an honest protein range in grams per day from your weight and activity level, plus simple food examples.
Use it free →Healthy Weight Range
See the healthy weight range for your height, based on standard BMI ranges — a range, not a single "ideal" number.
Use it free →Body Fat Calculator
Estimate body fat percentage from simple measurements with the U.S. Navy method, with clear accuracy limits stated.
Use it free →Water Intake Calculator
Estimate a sensible daily water intake range from your weight and activity — no "drink X litres or else" rules.
Use it free →Height & Weight Converter
Convert cm ↔ feet/inches and kg ↔ lbs instantly, two-way, with exact conversion factors.
Use it free →Skin Type Quiz
Answer 6 simple questions and find your likely skin type — Dry, Oily, Combination, or Sensitive-leaning — with a care checklist.
Use it free →Routine Builder
Pick your skin type, hair type, and goal, and get a simple morning + night checklist with general steps only.
Use it free →Want the full plan, not just one tool?
Lookauramax gives you an honest starting point: an on-device AuraScan, a 90-day plan, and a daily routine. Join and claim your one-time Join Reward — 1 scan, 1 retake if confidence is low, a 3-day routine, and a Preview teaser. No card needed.
See plans & free trial →Frequently asked questions
Are Lookauramax tools really free?
Yes. Every tool on this page is free to use with no sign-up, no account, and no payment. They are general-information tools, not a substitute for professional advice.
Do the tools store my data?
No. Every tool runs 100% in your browser. Nothing you enter is sent anywhere, stored, or tracked.
Are the tools medical advice?
No. The tools give general information and ranges, not diagnoses, prescriptions, or personal medical advice. For health concerns, speak to a qualified clinician or dietitian.
Do I need the Lookauramax app to use these tools?
No. The tools work here on the website for everyone. The app adds a personalised 90-day plan, AuraScan, and daily routines if you want to go further.
Disclaimer: All tools on this page are general information, not medical advice. They do not diagnose, treat, or prescribe anything. For health concerns, speak to a qualified professional.