🎬 Convert scripts to frame-accurate SRT subtitles for Filmora, Premiere Pro, DaVinci Resolve, and CapCut. Free, browser-based subtitle generator with glassmorphic UI.
- Mobile-optimized settings: Automatically adjusts timing for CapCut's mobile editing workflow
- Smart defaults: Optimizes WPM, minimum duration, and block length for mobile viewing
- One-click activation: Toggle CapCut mode for instant optimization
- Standard: Clean, professional subtitles for any content
- Social Media: Engaging subtitles with emojis for TikTok, Instagram, YouTube Shorts
- Educational: Informative and clear subtitles for tutorials and explainers
- Default: Standard subtitle formatting
- Bold: Emphasized text for important content
- Italic: Subtle emphasis and style variation
- Highlight: Code-style highlighting for technical content
- Real-time preview: See how subtitles will look in CapCut
- Timeline visualization: Interactive timeline with progress indicator
- Template preview: Live preview of selected template and style
- Mobile-optimized: Designed to match CapCut's mobile interface
- Automatic optimization: When CapCut mode is enabled, timing settings are automatically adjusted
- Template selection: Choose from pre-designed templates optimized for mobile viewing
- Style customization: Customize font size, color, and text formatting
- Preview controls: Play, pause, and stop subtitle preview
- Automatic chunking: Intelligently splits scripts into optimal subtitle blocks
- Punctuation-aware: Respects natural pauses and sentence structure
- Customizable timing: Fine-tune words per minute, minimum duration, and pause padding
- Frame-accurate alignment: Optional frame-perfect timing for professional editors
- Filmora: Optimized for Filmora's subtitle system
- Premiere Pro: Professional-grade timing and formatting
- DaVinci Resolve: Frame-accurate subtitles for color grading workflows
- CapCut: Mobile-optimized subtitles with templates and styles
- Frame rate alignment: 23.976, 24, 25, 29.97, 30, 50, 59.94, 60 FPS support
- Start offset: Add delay to all subtitles
- Subtitle gap: Control minimum spacing between subtitles
- Block length: Customize maximum characters per subtitle block
- Word count: Live word count as you type
- Character count: Character count for precise timing
- Estimated duration: Real-time duration calculation
- Subtitle count: Preview subtitle block count
- Custom paths: Export to any server-accessible directory
- Batch processing: Process multiple scripts efficiently
- Recent files: Quick access to recently generated files
- Download & copy: Multiple export options for convenience
- Paste your script in the text area
- Set your timing preferences (WPM, minimum duration, pause padding)
- Choose your editor (Filmora, Premiere, DaVinci, or CapCut)
- For CapCut users: Enable CapCut mode and select your template/style
- Click "Generate SRT" to create your subtitle file
- Preview, copy, or download your subtitles
- Enable CapCut Mode: Toggle the switch for automatic optimization
- Select Template: Choose from Standard, Social Media, or Educational
- Customize Style: Adjust font size, color, and text formatting
- Preview: Use the timeline preview to see how subtitles will appear
- Generate: Create CapCut-optimized subtitles
Standard Template:
This is a clean, professional subtitle
Perfect for any type of content
Social Media Template:
🔥 This is an engaging subtitle 🎉
Perfect for TikTok and Instagram
Educational Template:
📌 This is an informative subtitle
Perfect for tutorials and explainers
- Sub-second accuracy: Frame-perfect timing for professional workflows
- Punctuation detection: Smart pause detection at commas, periods, and other punctuation
- Customizable padding: Fine-tune pause duration for natural flow
- Minimum duration enforcement: Ensures subtitles are readable
- Touch-friendly interface: Optimized for mobile and tablet use
- Responsive design: Works perfectly on all screen sizes
- CapCut integration: Specialized features for mobile video editing
- Fast processing: Quick generation even on mobile devices
- Frame rate alignment: Perfect synchronization with video frame rates
- Start offset: Add delay for intro sequences or outros
- Gap control: Prevent subtitle overlap and ensure clean transitions
- Block length: Optimize subtitle readability and timing
- Modern browser (Chrome, Firefox, Safari, Edge)
- JavaScript enabled
- No installation required - runs entirely in your browser
- Server-side processing for advanced features (PHP backend)
- Modern aesthetic: Beautiful glassmorphic UI with subtle animations
- Dark theme: Easy on the eyes for long editing sessions
- Responsive layout: Perfect on desktop, tablet, and mobile
- Accessibility: Keyboard navigation and screen reader support
- Real-time feedback: Instant validation and error messages
- Progress indicators: Clear status updates during processing
- Toast notifications: Non-intrusive success and error messages
- Collapsible sections: Clean interface with expandable advanced options
- Words per minute: 0.5-10 WPM (default: 3)
- Minimum duration: 0.5-10 seconds (default: 1.5)
- Pause padding: 0-2 seconds (default: 0.5)
- Frame rates: 23.976, 24, 25, 29.97, 30, 50, 59.94, 60 FPS
- Start offset: 0-3600 seconds
- Subtitle gap: 0-1000 milliseconds
- Block length: 100-1000 characters
- Templates: Standard, Social Media, Educational
- Styles: Default, Bold, Italic, Highlight
- Font size: 12-24px
- Color: Full color picker support
- Fast processing: Sub-second generation for most scripts
- Memory efficient: Handles large scripts without performance issues
- Progressive enhancement: Works with or without JavaScript
- Server optimization: Efficient backend processing
- Complete CapCut workflow: End-to-end CapCut subtitle generation
- Template system: Pre-designed templates for different content types
- Style customization: Font size, color, and text formatting options
- Real-time preview: Interactive timeline and subtitle preview
- Mobile optimization: Touch-friendly interface and mobile-specific features
- Enhanced UI: Glassmorphic design with improved accessibility
- Advanced timing: Frame-accurate alignment and professional controls
- Multi-editor support: Optimized for Filmora, Premiere, and DaVinci
- Batch processing: Efficient handling of multiple scripts
- Recent files: Quick access to previously generated subtitles
We welcome contributions! Please see our Contributing Guide for details.
MIT License - see LICENSE file for details.
- Video editors worldwide for their feedback and suggestions
- Open source community for inspiration and support
- CapCut users for driving the development of mobile-optimized features
Made with ❤️ by 2TInteractive