Time Span Calculator

Professional time duration calculator - calculate time differences and add minutes with smart parsing

Time Span Calculator is a professional time duration calculator that makes time calculations effortless. 🔢 **CALCULATE TIME DIFFERENCES** - Instantly calculate minutes between any two times - Smart parsing understands multiple formats: 9a, 930a, 9:30 AM, etc. - Automatic timezone detection with formatted output ⏰ **ADD MINUTES TO TIME** - Add any number of minutes to a start time - See the calculated end time with full date formatting - Copy results in professional format: "10/31/2025 11:29 AM (CDT)" 🎯 **SMART FEATURES** - Quick time selection dropdown with common times - One-click copy to clipboard for both minutes and formatted times - Persistent storage remembers your last used times - Keyboard-friendly with arrow key controls 💡 **PERFECT FOR** - Project time tracking - Meeting scheduling - Work hour calculations - Time management - Daily planning No complicated setup, no unnecessary permissions - just a clean, fast time calculator that works when you need it.