Video & Audio Tools
Useful browser-based media helpers for video thumbnails, metadata, bitrate and file-size planning.
Video Thumbnail Extractor
Choose a frame from a local video and download it as a JPG thumbnail.
Open tool →Video & AudioVideo Metadata Viewer
View local video duration, dimensions, file size and type.
Open tool →Video & AudioVideo Bitrate Calculator
Estimate the bitrate needed for a target video file size and duration.
Open tool →Video & AudioVideo File Size Calculator
Estimate final video file size from bitrate and duration.
Open tool →Video & AudioAudio Bitrate Calculator
Estimate audio bitrate from target file size and duration.
Open tool →Video & AudioAudio File Size Calculator
Estimate audio file size from bitrate and duration.
Open tool →Explore Video & Audio
Use free video and audio utilities for file-size, bitrate, metadata and thumbnail tasks with clear browser-based inputs and results.
Inspect media and estimate its size
Review available metadata, select a thumbnail or estimate file size from bitrate and duration. Codec support depends on the browser; an estimate may differ from the final encoded file.