videoresizer.app

Free online video resizer

Resize, crop and trim videos in your browser.No uploads, account, ads or watermark.

Scissors chasing a film strip
or drop it here
Resize for YouTube (16:9), Reels and TikTok (9:16), square posts (1:1), portrait posts (4:5), or any custom size.Export MP4, MOV, ProRes, WebM, WebP or GIF.
Loading video engine…Preparing the selected video engine
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Your current clip, resize and trim will be cleared. This can't be undone.

Quick tips
Resize — drag the white crop or its handles. Hold Shift while resizing to keep its proportions.Video — the blue handles keep proportions by default. Hold Cmd/Ctrl to resize freely, Alt to resize from the center, or combine both.Trim — drag the blue range or its two bars, click the strip to scrub, space bar plays.Export — choose format, size and quality, then download.
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