Practical tutorials and clear explanations for the things you make, share, and watch.
FEATURED GUIDEYou’ve recorded the perfect walkthrough. Then the upload limit gets in the way—and the smaller export turns every menu into a blur. Here’s how to keep the instructions readable, from the first crop to the final encode.
Learn a specific technique, solve an export problem, or understand the format behind the file.
Understand what happens between your camera roll and the chat, and choose the right way to send a video.
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The extension is the container. The codec, bitrate, and export settings explain much more about your video.
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Build a controlled push-through cut using transform keyframes, matching focal points, and a short transition window.
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Generate a useful first draft, repair the wording, and design captions that survive a real phone screen.
Read articleKeep interface details legible by solving framing and scaling before squeezing the bitrate.
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A more efficient codec can save space while asking more of the device, browser, or editing application.
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Choose a frame rate for the action and your delivery workflow, rather than treating a bigger number as better.
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Separate data-level problems from display interpretation and color-management mismatches before changing your grade.
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Simple utilities to help with the numbers and details behind your export.
Estimate file size or work backward from an upload limit.
Work out the numbers IN YOUR BROWSERFind the right dimensions without stretching your video.
Get the right fit FILES STAY ON DEVICECheck resolution, duration, and size before your next export.
Look inside your fileEach tool has its own page. No sign-up or file upload required.
Containers, codecs, frame rates, and color settings solve different problems. Our formats guides help you separate them—and choose the right delivery copy without losing your original.
Read the format explainers