Scientific Calculator with History | Save & Track Your Calculations
📊 Scientific Calculator with History
Advanced calculations with complete history tracking
🚀 Why Use Our Scientific Calculator?
💾 Persistent History
Your calculation history is automatically saved and persists even after page refresh. Never lose your work!
🔬 Scientific Functions
Complete set of trigonometric, logarithmic, and exponential functions for advanced calculations.
⌨️ Keyboard Support
Use your keyboard for faster input. Press '?' to see all keyboard shortcuts.
📱 Mobile Friendly
Responsive design works perfectly on all devices - phones, tablets, and desktops.
📊 Export Feature
Export your entire calculation history to a text file for record-keeping or sharing.
🚀 Fast & Accurate
Instant calculations with high precision using JavaScript's Math library.
❓ Frequently Asked Questions
How do I use the calculator history feature?
Every calculation you perform is automatically saved to the history panel. You can click on any previous calculation to load it back into the display.
Can I save my calculations for later?
Yes! Click the "Export" button to download your entire calculation history as a text file.
Is this calculator accurate for professional use?
Yes! Our calculator uses JavaScript's built-in Math library which provides IEEE 754 double-precision floating-point arithmetic.