Rapidly Review and Edit Captions

Syncwords’ Caption Editor empowers you to rapidly review and edit your captions with an easy-to-use intuitive interface. Our professional grade web-based tool combined with our industry leading automation makes preparing captions simpler and more efficient than ever before.

  • Included FREE with your SyncWords account.
  • Edit caption text directly.
  • Modify caption start and end times.
  • Add, delete, split or merge caption segments.
  • Caption style controls: Text color, background, font face, italics and underline.
  • Easily adjust caption alignment and placement by simply drag and dropping your captions over your video.
  • Adjust video frame rate and playback speed.
  • Full keyboard navigation.
  • Proprietary spectrogram view for easier time adjustments.
New Accounts Get 30 Minutes Free
By creating an account you agree to the user agreement.

All Major Caption Formats Supported

SyncWords produces caption files that can be used for Broadcast, Web, DVD authoring and in most media players.

  • .SRT
    Popular caption file format, widely used for many video players, online services, and DVD authoring.
  • .WebVTT
    The new W3C standard for captioning in HTML5.
  • .SBV
    SubViewer file format.
  • .DFXP
    W3C standard for captioning, used widely in Flash players. Also known as TTML.
  • .SMI
    SAMI captions for Windows Media Player.
  • .QT
    QuickTime captions.
  • .RT
    RealText captions for RealPlayer.
  • .SLT
    Spruce subtitle format for DVD Studio Pro.
  • .SUB
    Captions for Sonic DVD Creator.
    The FCC safe harbor format for IP captioning. Similar to DFXP.
  • .SCC
    Scenarist Closed Caption format. Widely used for broadcast applications, DVD authoring, and mobile captions. Available in pop-on and roll-up format with frame rate and one count options.
    Subtitle format supported by Avid systems.
  • JSON
    Word-level timing and confidence data. Available to enterprise customers.
    Multilingual DFXP file generated via machine translation. Translation into multiple languages is available. Available to enterprise customers.