User Guide

Quick Start

1

Load Subtitle File

Click the "Load Subtitles" button in the top right corner and select your .srt format subtitle file. Alternatively, you can click "Start from scratch" to create new subtitles.

2

Upload Media File

Click the "Load Media File" button and select the video or audio file you want to edit. Supports most common video and audio formats.

3

Start Editing

Now you can start editing subtitles. Use the waveform to adjust timing and edit subtitle content directly in the text boxes. All changes are saved in real-time.

Editing Features

Text Editing

  • Click subtitle text to edit directly
  • Use Tab key to quickly locate subtitle at current playback position
  • Support copy-paste and undo-redo

Timing Adjustment

  • Drag subtitle regions on the waveform
  • Edit timestamps directly
  • Use playback controls for precise adjustment

Subtitle Management

  • Add new subtitles
  • Merge adjacent subtitles
  • Delete unwanted subtitles

Find & Replace

  • Search for specific text
  • Batch replace content
  • Support regular expressions

Keyboard Shortcuts

Basic Operations

  • Space Play/Pause
  • Tab Edit current subtitle
  • ↑ Previous subtitle
  • ↓ Next subtitle

Editing Operations

  • Shift + Enter Split subtitle
  • Shift + Backspace Merge subtitle
  • Ctrl/Cmd + Z Undo
  • Ctrl/Cmd + Shift + Z Redo
Get Started