Timestamp Diff

Highlight any timestamp on any webpage and calculate the time difference with one click. Perfect for developers and data analysts.

Stop manually calculating time differences and let Timestamp Diff do it instantly. Whether you're debugging application logs, analyzing system performance, or tracking project timelines, calculating time differences shouldn't slow you down. Timestamp Diff makes it effortless—simply highlight any timestamp on any webpage and see the time difference calculated instantly as a pop-up notification. **Main Functionality:** • Highlight two timestamps anywhere on the web and get instant calculations • Use keyboard shortcut (Alt+T) or right-click context menu • Supports 20+ formats: ISO 8601, Unix timestamps, 12/24-hour times, Excel dates, and more • See results directly on the page with visual feedback plus system notifications • Works on any website: server logs, dashboards, documentation, support tickets **Perfect For:** Developers debugging API response times, DevOps engineers analyzing incident timelines, data analysts tracking event sequences, support teams measuring SLA compliance, or anyone working with timestamped data. **Key Benefits:** No copy-pasting into calculators. No opening separate tools. No manual conversions. Just highlight, click, and instantly see the time difference in a human-readable format (years, months, days, hours, minutes, seconds). **Privacy First:** All processing happens locally in your browser. No data collection, no tracking, no external servers. Your timestamps stay private. Install Timestamp Diff and turn hours of time calculations into seconds.