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LRC to ASS Converter

LRC Input

Drag and drop a file here, or click to select a file

ASS Output

About LRC-ASS Converter

Our LRC-ASS converter is a powerful, free online tool that enables seamless conversion between LRC (Lyric) format and ASS (Advanced SubStation Alpha) format. LRC files are the standard format for synchronized lyrics in music players and karaoke applications, while ASS is an advanced subtitle format that supports rich text formatting, styling, and effects commonly used in anime subtitles, karaoke, and professional video production.

What is ASS Format?

ASS (Advanced SubStation Alpha) is a sophisticated subtitle format that goes beyond basic text display. Originally developed for anime fansubs, ASS supports advanced features like custom fonts, colors, positioning, animations, and special effects. It's the preferred format for karaoke subtitles, anime translations, and any application requiring rich text formatting and precise visual control over subtitle appearance.

How to Convert LRC to ASS

  1. Select your conversion direction (LRC to ASS or ASS to LRC)
  2. Upload your LRC file using drag-and-drop or paste the content directly into the input area
  3. Click the "Convert" button to process your subtitle file
  4. Download the converted ASS file or copy the formatted output
  5. Import the ASS file into your video player or editing software

Key Features & Benefits

  • Bi-directional conversion: Convert LRC to ASS and ASS to LRC formats instantly
  • Advanced formatting support: Generate ASS files with proper styling and effects
  • Karaoke optimization: Perfect for creating karaoke subtitles with timing precision
  • Anime subtitle compatible: Supports the advanced features used in anime fansubs
  • Drag-and-drop interface: Simple file upload with visual feedback
  • Real-time preview: See your converted subtitles immediately
  • No software installation: Works entirely in your web browser
  • Professional quality: Maintains industry-standard ASS formatting
  • Error handling: Comprehensive validation and helpful error messages

Popular Use Cases

Anime Fansubs: Convert lyrics to styled ASS subtitles for anime music videos and opening themes.

Karaoke Production: Transform music lyrics into professional karaoke subtitles with timing and effects.

Video Editing: Create advanced subtitles with custom styling for professional video projects.

Content Creation: Enhance YouTube videos and streaming content with styled subtitles.

Language Learning: Create educational subtitles with enhanced formatting for better comprehension.

Music Videos: Add synchronized lyrics with visual effects to music video productions.

Format Comparison

LRC Format (.lrc)

  • • Music player lyrics format
  • • Karaoke applications
  • • Simple timestamp structure
  • • Primarily for audio content
  • • Example: [00:12.34]Hello world

ASS Format (.ass)

  • • Advanced subtitle format
  • • Rich text formatting support
  • • Custom fonts, colors, effects
  • • Anime and karaoke standard
  • • Professional styling options

ASS Format Advantages

  • Typography Control: Custom fonts, sizes, colors, and text effects
  • Positioning: Precise subtitle placement anywhere on screen
  • Animation Support: Moving text, fade effects, and transformations
  • Karaoke Effects: Syllable-by-syllable highlighting and timing
  • Styling Options: Bold, italic, underline, strikethrough, and more
  • Layer Management: Multiple subtitle layers with different priorities
  • Border and Shadow: Customizable text outlines and drop shadows

Why Choose Our LRC-ASS Converter?

Our converter offers superior accuracy and maintains the integrity of both simple LRC timing and advanced ASS formatting. We properly handle ASS headers, styles, and dialogue formatting while ensuring perfect timing synchronization. The tool supports all ASS specification features and generates files compatible with professional subtitle software and media players.

Supported Platforms & Software

Video Players: VLC Media Player, MPC-HC, PotPlayer, MPV, KMPlayer

Anime Players: CCCP, K-Lite Codec Pack, Media Player Classic

Editing Software: Aegisub, Subtitle Edit, Adobe Premiere Pro, After Effects

Streaming: OBS Studio, XSplit, streaming platforms with ASS support

Professional Tools: Avid Media Composer, DaVinci Resolve, Final Cut Pro

Privacy & Security

Your subtitle files are processed entirely within your browser using client-side JavaScript. No files are uploaded to our servers or stored anywhere. This ensures complete privacy and security for your content while providing lightning-fast conversion speeds. Your lyrics and subtitle content remain completely confidential.

Technical Specifications

Supported Encodings: UTF-8, UTF-16, ASCII, Latin-1

File Size Limit: No limit (browser memory dependent)

Timing Accuracy: Centisecond precision maintained

ASS Version: v4.00+ specification compliant

Browser Compatibility: All modern browsers supported

Processing Speed: Instant conversion for files up to 10MB

Frequently Asked Questions

Q: Is the LRC to ASS converter completely free?

A: Yes, our converter is 100% free with no hidden fees, registration requirements, or file conversion limits.

Q: What's the main difference between LRC and ASS formats?

A: LRC is designed for simple music lyrics, while ASS supports advanced formatting, styling, effects, and is commonly used for anime subtitles and karaoke.

Q: Can I convert large subtitle files?

A: Yes, our converter handles files of any size, limited only by your browser's memory capacity.

Q: Will the timing accuracy be preserved during conversion?

A: Absolutely. Our converter maintains centisecond-level precision to ensure perfect synchronization.

Q: Do converted ASS files work with anime players?

A: Yes, our ASS output is fully compatible with all major anime players and subtitle software like Aegisub.

Q: Can I convert ASS files back to LRC format?

A: Yes, our tool supports bi-directional conversion. You can convert ASS to LRC and vice versa, though advanced formatting will be simplified.

Q: Does the converter support karaoke timing?

A: Yes, our converter is optimized for karaoke applications and maintains precise timing for syllable-level synchronization.

Tips for Best Results

  • Ensure your LRC file has proper timestamp formatting before conversion
  • Use UTF-8 encoding for files containing special characters or non-English text
  • Test your converted ASS files with your target video player before final use
  • Consider the target resolution when using ASS files for optimal text sizing
  • For karaoke applications, maintain consistent timing intervals between syllables
  • Preview your subtitles to ensure proper synchronization with audio/video
  • Use ASS editing software like Aegisub for advanced customization after conversion

Advanced ASS Features

Script Info: Metadata including title, author, and version information

Styles Section: Defines text appearance, fonts, colors, and positioning

Events Section: Contains the actual subtitle dialogue with timing

Override Tags: Inline formatting for specific text segments

Drawing Commands: Vector graphics and shapes within subtitles

Karaoke Tags: Syllable-level timing for karaoke effects