Calcula — Calculation Notebook

Calcula — Advanced Calculator & Calculation Notebook

Take your calculations to the next level with Calcula, the smart calculator app that combines powerful computing with elegant organization.

🧮 POWERFUL CALCULATION
• Scientific functions: sin, cos, tan, log, ln, √, x², n!, π, and more
• Real-time preview — see your result before you press =
• Full undo/redo with expression history
• Support for complex multi-step calculations

📔 NOTEBOOK-STYLE HISTORY
• Organize calculations into colour-coded notebooks
• Searchable, date-grouped calculation log
• Pin important calculations to the top
• Swipe to delete entries — keep your history clean
• Tap any entry to reuse its expression

💾 SESSION MANAGEMENT
• Save and export your work as .calc, .json, or .txt files
• Quick recall of previous calculation sessions
• Backup your important calculations
• Share session files with others

🎨 PREMIUM DESIGN
• Beautiful dark navy theme (with light mode option)
• Adaptive keyboard layout for all screen sizes
• Customizable font and keyboard scaling
• Smooth animations & haptic feedback

⚙️ SMART FEATURES
• Auto-save your work
• Thousand separator support
• Copy results with long-press
• Adjustable haptic feedback
• Customizable display preferences

Perfect for students, engineers, accountants, and anyone who calculates regularly. Make Calcula your everyday calculation companion.

FREE • NO ADS