Basic Calculator

Perform addition, subtraction, multiplication, and division instantly. 100% client‑side, free, and private.

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🔒 100% Private

All calculations happen in your browser. No data sent to any server.

⚡ Instant & Reliable

Real‑time button input. Handles decimals, negative numbers, and division by zero safely.

📱 Mobile Ready

Responsive button layout works perfectly on phones and tablets.

📖 How to Use

1️⃣ Click number buttons (0–9) to enter digits.
2️⃣ Use operators (+, -, ×, ÷) to perform calculations.
3️⃣ Press "=" to get the result.
4️⃣ "C" clears the entire expression. "CE" clears the last entry (backspace).
5️⃣ Use "." to add decimal points.
✅ Perfect for everyday math, shopping totals, or quick calculations.

✨ Why Use Our Basic Calculator?

Sometimes you just need a simple, no‑frills calculator – no app installs, no ads, no tracking. Our basic calculator gives you all the essential operations with a clean, glassmorphism interface. It handles decimals, negatives, and division by zero gracefully. All calculations are done locally, so your privacy is guaranteed. Use it for quick math, shopping, budgeting, or any daily arithmetic.

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❓ Frequently Asked Questions

➕ What operations are supported?

Addition (+), subtraction (-), multiplication (×), division (÷), and decimal points.

🔢 Can I use negative numbers?

Yes – subtract a larger number or use the minus operator. The calculator also handles negative results.

🔒 Is my data safe?

Absolutely. All calculations are performed locally in your browser. No data is ever transmitted.

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