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Sizes guides
2 practical guides about sizes, with the free tools that go with them.
3 min read
Aspect Ratios Explained: 16:9, 9:16, 4:5 and 1:1
What aspect ratio means, which one to use for YouTube, Reels, TikTok and Instagram, how to calculate it, and how to fix a video with black bars.
videosizesguides
2 min read
Social Media Image & Video Sizes 2026 Cheat Sheet
Every size you need in one cheat sheet: Instagram posts, Stories and Reels, TikTok, YouTube thumbnails and Shorts, Facebook and WhatsApp, plus how to resize.
sizesinstagramyoutube