Media inspector
Inspect an image or video locally in your browser: file type, dimensions, duration and size.
Browser media tools
Useful even when you are not downloading.
Small, privacy-conscious utilities for understanding media files and dimensions. These tools run in your browser.
Aspect ratio calculator
Reduce any width and height to a ratio and generate equivalent dimensions.
Video file-size estimator
Estimate storage from duration and bitrate without uploading anything.