🔥Calorie Deficit Calculator
Calculate daily calorie deficit needed for weight loss.
🆓 Free🔒 Secure⚡ Instant📱 Mobile-friendly🚫 No signup
Calculate calorie deficit for weight loss online for free. Set goal weight and timeline.
Weight to Lose/Gain-5.0 kg
Weekly Change0.42 kg/week
Daily Calorie Deficit458 kcal/day
Weekly Calorie Deficit3208 kcal/week
✓ This is within the safe range (max 1000 kcal/day deficit).
How to Use Calorie Deficit Calculator — Step by Step
- 1Enter your weight, height, age, gender, and activity level
- 2Enter your target weekly weight loss (e.g. 0.5 kg/week)
- 3Click 'Calculate' — your maintenance calories and required daily deficit are shown
- 4See which calorie target leads to safe, sustainable weight loss
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Frequently Asked Questions
Is this tool completely free?
Yes. All ToolNest tools are 100% free with no signup required, no account, and no watermarks added to output files.
Are my uploaded files secure and private?
All uploads use HTTPS encryption during transfer. Files are processed on secure isolated servers and automatically deleted within 2 hours of upload.
Does this tool work on mobile phones?
Yes. ToolNest works on any modern browser on iPhone, Android, tablet, or desktop — no app download or plugin needed.
Do I need to create an account?
No. Just open the tool, upload your file, and download the result. No email, no signup, no password.