Free Caption Converter Tool
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Convert SRT to Flash DFXP
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Convert SRT to SMI or SAMI (Windows Media)
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Convert SRT to SCC (Scenarist)
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Convert SRT to CPT.XML (Flash Captionate XML)
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Convert SRT to QT (QuickTime)
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Convert SRT to STL (Spruce Subtitle File)
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Convert SRT to WebVTT (HTML5 media players)
Access the Caption Converter Tool
Caption and Subtitle Formats Explained 🗃️
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CAP – This is a common subtitle/caption file format for broadcast media. It was developed by Cheetah International.
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CPT.XML – XML format used for encoding captions into Flash video. It originated in the caption-embedding software Captionate.
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DFXP – This is the most common format used for captioning Flash video. It’s a timed-text format that was developed by W3C and stands for “Distribution Format Exchange Profile.”
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EBU.STL – This is a common subtitle/caption file format for PAL broadcast media. It was developed by the European Broadcast Union.
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QT – Caption format used for QuickTime video or audio. It was developed by Apple.
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RT – RealText captions for RealMedia video or audio.
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SAMI (SMI) – Used for Windows Media video or audio. It was developed by Microsoft and stands for “Synchronized Accessible Media Interchange.”
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SBV – This is a YouTube caption file format that stands for “SubViewer.” It’s what you get when you download captions from YouTube. It’s a text format that is very similar to SRT.
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SCC – Popular standard used for Line 21 broadcast closed captions, web media, DVD, as well as subtitles for iTunes, iPods, iPads, and iPhones. It was originally developed by Sonic and stands for “Scenarist Closed Caption.”
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SRT – This is the most common subtitle/caption file format, especially for YouTube or Facebook captioning. It is a text format that originated in the DVD-ripping software SubRip and stands for “SubRip Subtitle” file.
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STL – Used for DVD Studio Pro. It was developed by Spruce Technologies and is known as “Spruce Subtitle File.”
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WebVTT – Caption format for HTML5 media players.
Need to Convert Other Caption and Subtitle Formats?
Our caption import tool lets you convert to more than 50 caption/subtitle formats. You can even change the frame rate and starting timecode.
A Full Service Media Accessibility Solution
3Play Media is an integrated media accessibility platform with patented solutions for closed captioning, transcription, live captioning, audio description, and localization. 3Play is a thought leader in video accessibility, and is committed to providing free, educational resources like this one.
