割引計算ツール
元値と割引率を入力してセール価格と節約額を即時表示。
Sale price
You save
Savings rate
How to use
- Enter the original (full) price of the item.
- Enter the discount percentage (e.g., 20 for 20% off).
- The sale price and savings appear instantly — no button needed.
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よくある質問
- Is this discount calculator 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 including iPhone Safari and Android Chrome.
Last updated: By jarvisbox