Timecode Calculator

Built by The Postage, this tool enables precise timecode math and conversion for post-production professionals. It is optimized for speed, accuracy, and clarity in high-pressure workflows.

Core Features

• Supports SMPTE-standard frame rates including 23.976, 29.97, 29.97 DF, 59.94 DF, and more
• Fully dynamic dual-column calculator with independent math mode: Preserve Duration or Preserve Timecode
• Drop-frame validation logic for both 29.97 DF and 59.94 DF, including tooltips and visual warnings
• CSV export, label styling, row sorting, and frame-accurate total displays

Keyboard Entry & Fast Input

• Use numeric keypad to enter timecode — smart auto-formatting applies hh:mm:ss;ff or : based on selected frame rate
• Press Enter to jump to the next row
• Press + or - to auto-toggle the math operator for the next row (Add/Subtract)
• Final row input auto-triggers a new row creation once timecode reaches full length

Professional Touches

• Mobile and desktop responsive layout
• Styled for dark and light mode toggling
• Print-ready formatting for edit logs and reports
• Math mode explanations with hover/click tooltip UI
• Friendly and subtle error handling for invalid timecodes

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