BMR Calculator
Estimate the calories your body burns at rest — free and instant.
No upload. No signup. No watermark. Your file never leaves your device.
Open BMR Calculator →
🔒 Runs in your browser
⚡ Instant conversion
✓ No signup
✓ Free, unlimited use
How it works
1
Open the BMR Calculator.
2
Enter your age, sex, height and weight.
3
See your estimated Basal Metabolic Rate.
Open the PDF to Word tool and select or drag in your PDF file.
2
Toolnova reads and converts the file locally in your browser — nothing is sent to a server.
3
Download your editable .docx file, ready to open in Word, Google Docs, or any compatible editor.
What is BMR used for?
BMR estimates the calories your body burns just staying alive at rest. It's the baseline many people use as a starting point for calorie and nutrition planning.
Frequently asked questions
Is this BMR calculator free?
Yes, completely free with no signup.
How is BMR different from calorie needs?
BMR is calories at rest only; see our Calorie Calculator for total daily needs including activity.
Is this medical advice?
No, it's a general estimate — consult a professional for personalized nutrition guidance.