Yes, completely free with no signup required.

Does my data leave my device?

No. All calculations happen in your browser — nothing is sent to a server.

Does it work on mobile?

Yes. The tool is mobile-first and works on any modern browser.

材料とカロリー数を入力して、合計カロリーと1人前あたりのカロリーを試算します。

Number of servings

Ingredients

Ingredient name Calories

Enter the number of servings the recipe makes.
Add each ingredient and its calorie count (check the nutrition label or a calorie database).
Total and per-serving calories update instantly as you type.

Is this tool free?: Yes, completely free with no signup required.
Does my data leave my device?: No. All calculations happen in your browser — nothing is sent to a server.
Does it work on mobile?: Yes. The tool is mobile-first and works on any modern browser.

Last updated: 2026-05-20 By jarvisbox