Free online creator tools
Free online video and subtitle tools
Convert subtitles, edit caption files, crop videos, resize videos for social platforms, and export browser-ready files without installing software or creating an account.
Subtitle Converter
Convert SRT to VTT, VTT to SRT, SRT to TXT, VTT to TXT, and SRT to ASS with instant preview and downloads.
- SRT, VTT, TXT, and ASS exports
- Paste or upload subtitle files
- Copy or download converted output
Subtitle Editor
Edit subtitles online, adjust timing, validate cue errors, clean captions, and export SRT, VTT, TXT, or ASS files.
- Editable cue table for SRT and VTT
- Timing shift, sorting, and validation
- Export cleaned subtitle files
Crop Video
Crop video online for TikTok, Reels, Shorts, square posts, widescreen YouTube, or the original frame.
- 9:16, 1:1, 4:5, and 16:9 presets
- Live browser preview
- Export cropped MP4 video
Video Resizer
Resize video online with crop, blur background, or solid background modes for social publishing.
- Resize for TikTok, Reels, Shorts, and YouTube
- Blur or solid background fill
- Export 720p or 1080p MP4
Popular subtitle converters
Open a specific free converter
Jump straight to the exact subtitle format task you need, with focused pages for common SRT and VTT conversions.
SRT to VTT Converter
Convert SRT subtitles into WebVTT files for web video players and browser-based workflows.
VTT to SRT Converter
Turn VTT subtitles into SRT files for editors, platforms, and tools that expect SubRip captions.
SRT to TXT Converter
Extract readable caption text from SRT files without timestamps or cue numbers.
SRT to ASS Converter
Convert SRT subtitles into a simple ASS subtitle file for compatible video workflows.
VTT to TXT Converter
Remove WebVTT timing and export clean TXT text from VTT subtitle files.
Simple browser workflow
Free tools for the steps before publishing
Use these tools for quick fixes before a file goes into CaptionBolt, another editor, or a publishing platform.
Bring your file
Paste subtitle text, upload an SRT or VTT file, or bring a video file you own and want to prepare.
Fix the task
Convert formats, edit cue text, shift timing, crop a video, resize for social platforms, or create a clean export.
Export and continue
Copy text output or download a clean file for CaptionBolt, YouTube, Premiere Pro, CapCut, or another workflow.
Need more than a file tool?
Go from quick fixes to finished captioned videos
The free tools help with files in your browser. CaptionBolt helps creators continue into AI subtitles, caption styling, clips, reframing, and export.