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FRAME DESIGNER · DIMENSION LAB

Every frame.
In proportion.

Choose a video format and calculate matching pixel dimensions. Use a preset or enter your own source width or height.

01 / FORMAT PRESETSSELECT CANVAS
×
02 / FRAME PREVIEWLIVE FORMAT
SLYOUR FRAMEPROPORTION PREVIEW
1920 × 1080 pixels · 16:9
COMMON USES
16:9 Long-form video
9:16 Shorts & Stories
1:1 Square posts
4:5 Portrait feeds

This is a dimension calculator, not a crop or export tool. Check current platform specifications before publishing.

Video aspect ratio FAQs

What is a video aspect ratio?

A video aspect ratio describes the proportional relationship between its width and height. Common formats include 16:9 for widescreen, 9:16 for vertical short-form video and 1:1 for square posts.

How do I calculate video dimensions?

Enter a width or height and choose a target aspect ratio. The calculator estimates the matching dimension while preserving the selected proportions.

Which aspect ratio is used for YouTube Shorts?

Vertical 9:16 is a common format for YouTube Shorts and many other vertical placements. Check the current publishing requirements of the platform you use.