Weight Gain Calculator
Plan a calorie surplus to gain weight. Free online calculator with instant results — no login needed.
Weight Gain (kg/month)
Target Calories
What is the Weight Gain Calculator?
Plan a calorie surplus to gain weight. Free online calculator with instant results — no login needed.
Enter your values above and the result updates instantly. Add protein and train to gain muscle, not just fat.
Formula
1 kg ≈ 7700 kcal
Example
Target Calories
Weight Gain (kg/month)
FAQs
Healthy gain?
About 0.25–0.5 kg per week.
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