Download free subtitle sample files in all major formats - SRT, VTT, ASS, SSA, SBV, SUB, LRC, SMI, TTML, and STL. Perfect for testing video players, subtitle converters, and media applications.
The most widely used subtitle format. Simple numbered entries with timestamps and plain text. Compatible with virtually every video player.
The W3C standard for web video captions. Required by HTML5 video players. Supports CSS styling, cue positioning, and speaker notes.
Advanced subtitle format popular in the anime fansubbing community. Supports custom fonts, colors, positioning, karaoke timing, and complex typesetting.
The predecessor to ASS format, using the v4.00 specification. Still found in legacy anime fansubs and older video projects.
YouTube's native caption format. Downloaded when exporting auto-generated captions from YouTube Studio. Simple timestamp-based structure.
Frame-based subtitle format used in classic movie fansubbing. Uses frame numbers instead of timestamps, requiring a known video frame rate.
Synchronized lyrics format for music players and karaoke apps. Supports metadata tags, line-level timing, and enhanced word-level timestamps.
Microsoft's SAMI format for Windows Media Player captions. Uses HTML-like markup with CSS styling. Supports multiple languages in one file.
W3C XML-based standard used by Netflix, BBC, and streaming platforms. Supports precise styling, regions, and multi-language tracks. Also known as DFXP.
Professional broadcast subtitle format used in television production. The EBU STL variant is the European standard for TV subtitling.
Subtitle files store timed text that displays synchronized with video or audio content. Different formats serve different use cases - from simple desktop playback to professional broadcast television and streaming platforms.
The most commonly used subtitle format is SRT, which is compatible with nearly every video player. For web video, VTT (WebVTT) is the standard required by HTML5. Professional anime fansubbers prefer ASS for its advanced styling features. YouTube creators typically work with SBV files. Streaming services like Netflix use TTML, while broadcast television relies on STL and EBU STL.
ConvertICO offers free online tools to view SRT files, view VTT files, view ASS subtitles, and convert between formats - all processed directly in your browser for complete privacy. Visit our Subtitle Tools Hub for the complete collection.
| Format | Primary Use | Styling | Positioning | Best For |
|---|---|---|---|---|
| SRT | General purpose | Basic HTML | No | Universal compatibility |
| VTT | Web video | CSS classes | Yes | HTML5 players, websites |
| ASS | Anime / complex | Advanced | Yes | Fansubbing, karaoke |
| SSA | Legacy anime | Moderate | Limited | Older fansub projects |
| SBV | YouTube captions | None | No | YouTube creators |
| SUB | Classic movies | Basic tags | No | Legacy movie files |
| LRC | Music / karaoke | None | No | Lyrics sync, karaoke |
| SMI | Windows Media | CSS / HTML | Limited | Corporate, education |
| TTML | Streaming / broadcast | Full XML | Yes | Netflix, BBC, streaming |
| STL | Broadcast TV | Font settings | Limited | TV production, DVD |
SRT (SubRip Subtitle) is the most widely used subtitle format worldwide. It is supported by virtually every video player, editing software, and streaming platform. You can view and convert SRT files for free at ConvertICO.com using our SRT File Viewer and SRT to VTT Converter.
YouTube uses SBV (SubViewer) as its native caption format. When you download auto-generated captions from YouTube Studio, they come as .sbv files. To use them on other platforms like LinkedIn or Facebook, you can convert SBV to SRT using ConvertICO's subtitle conversion tools.
SRT uses comma separators in timestamps (00:00:01,000) while VTT uses periods (00:00:01.000). VTT also supports CSS styling, cue positioning, and note blocks. VTT is required for HTML5 web video, while SRT has broader compatibility with desktop players. Convert between them instantly with our SRT to VTT and VTT to SRT converters.
ASS (Advanced SubStation Alpha) is primarily used in anime fansubbing. It supports advanced features like custom fonts, colors, screen positioning, fade effects, and karaoke timing. Use our ASS Subtitle Viewer to inspect ASS files online.
Netflix and most major streaming platforms use TTML (Timed Text Markup Language), an XML-based W3C standard. It is also known as DFXP. TTML ensures consistent subtitle display across all devices - from smart TVs to mobile phones.
Yes! All sample subtitle files on this page are free to download and use for testing, development, and educational purposes. They contain original content created by ConvertICO.com and are not subject to copyright restrictions.
LRC is a synchronized lyrics format used by music players, karaoke apps, and lyrics display software. It supports metadata tags (title, artist, album), line-level timing, and enhanced word-by-word timestamps for karaoke effects.
ConvertICO.com offers free online subtitle conversion tools that work directly in your browser. No file uploads to any server - all processing is done client-side for complete privacy. Visit our Subtitle Tools Hub to see all available converters and viewers.