CleanCalc 作成者: Ajay

Clean, minimal Firefox popup calculator with dual themes, history, percent and keyboard support.

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この拡張機能について

🧮 A calm, minimal popup calculator for Firefox. Dual themes (Blue / Beige), fast keyboard input, clear instant errors (∞ for divide‑by‑zero), and a tidy history you can tap to reuse. No clutter. No tracking. Just calculate.

Why CleanCalc?

✨ Clean typography & spacing
🔒 Safe custom parser (no eval, no network)
⚡ Keyboard friendly
🎨 Two quiet themes (persistent)
♻️ Tap history entry to reuse it
📋 Copy result with one click
0️⃣ Local-only storage (expression, result, history, theme)

Features

Basic arithmetic + parentheses + unary minus
Percent shorthand: 50% → 0.5 (works inline)
Clear error flashes (Syntax, Mismatch (), ∞, etc.)
History (reuse by clicking) + result copy button

Privacy

No analytics. No remote calls. Nothing leaves your browser.

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