Video Aspect Ratio & Platform Guide

Determine exact video aspect ratios (16:9, 9:16, 4:3, 1:1) and identify target social platforms.

About this tool

Verify your video dimensions and aspect ratio to ensure perfect formatting across YouTube, TikTok, Instagram, and web feeds.

How to use this tool

  1. Upload your video file to inspect dimensions.
  2. Review the simplified ratio (e.g. 16:9 or 9:16) and orientation.
  3. Check platform recommendation guidelines.

How it works

Computes greatest common divisor ratios and maps decimal dimensions to standardized platform specifications.

When to use this tool

  • Ensuring mobile reels are strictly 9:16 portrait.
  • Confirming landscape video matches 16:9 standard.

Frequently asked questions

What is the recommended ratio for TikTok & Shorts?

9:16 vertical portrait format (typically 1080x1920).

Limitations

Advisory guidance based on container dimensions.

Privacy

All calculations are executed locally.