The correct upload dimensions for every platform — posts, Stories, Reels, thumbnails, banners and profile pictures — in pixels and aspect ratios. Bookmark it.
Let Postlefy size every post for you →Sizes are recommended upload resolutions (platforms downscale, so uploading at these keeps the best quality). Aspect ratio matters most — match it and you'll never get an awkward crop.
Postlefy writes, designs and shapes every post to each platform's exact size, automatically — on autopilot.
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