Video Creator Tools
Free browser-based tools for TikTok, Instagram Reels, and YouTube Shorts creators. Everything runs in your browser - no upload, no account required.
Silence Detector
Most PopularUpload a video or audio file and see every silent gap visualized on a waveform. Find out exactly how much dead air you can cut.
Script Duration Calculator
Paste your script and see how long your video will be at different speaking paces. Check if it fits TikTok, Reels, or Shorts limits.
Thumbnail Extractor
Scrub through your video, capture any frame, and download it as a JPEG. Perfect for TikTok cover images and YouTube thumbnails.
Video Metadata Viewer
Instantly check any video's resolution, duration, aspect ratio, file size, and platform readiness for TikTok, Reels, and Shorts.
Caption File Generator
Turn any script into a timed .SRT or .VTT subtitle file in seconds. Choose your speaking pace and download instantly.
Want to automate all of this?
Blitzcut removes silence, generates captions, and exports your video in the right format - in under 2 minutes, on iPhone and Mac.
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