Guides
Short, practical explanations of how video files work and how to get the result you want from each tool. No fluff, just what you need to make a decision.
- How to compress a video without ruining itWhat controls file size, which setting to change first, and how to check the result.
- How to make a video small enough to emailWork out the size you need for an attachment and get your clip under it.
- How to convert MOV to MP4Why MOV files often convert losslessly in seconds, and what to do with HEVC.
- How to resize a video without stretching itAspect ratios, fitting versus padding versus cropping, and choosing a resolution.
- MP4 or WebM: which should you use?Compatibility, size and speed compared, with a clear recommendation for each use.
- Why a compressed video can end up bigger than the originalWhich files grow when re-encoded, why, and what to do about it.
- Preparing video for social mediaVertical, square or landscape: choosing the shape and resolution for each kind of post.
- How to compress a video for WhatsAppWhich size to aim for, how to get there, and what to do when the video is too long.
- How to remove the audio from a videoMute, quieten or extract the sound, and why muting loses no quality.
- How to convert a GIF to MP4Why MP4 is smaller, how to convert, and how to make it loop like a GIF.
- How to remove metadata from a videoWhat a video reveals about you, how to check, and how to clean it.
- How to slow down or speed up a videoSlow motion, fast forward and time-lapse: what each speed is good for and why slow motion can look jerky.
- How to reduce background noise in a videoWhat the filter removes, how to pick a strength, and why some noises cannot be fixed afterwards.
- How to add a watermark to a videoA logo on a clip: prepare the file, pick the corner, size it right.