Free tools for captions and images
Check length, crop, and a simple post card in the browser. No account.
Limits
Caption counter
Paste a caption. Live counts for X, Threads, Instagram, Facebook, and LinkedIn, plus hashtags.
Frames
Image size check
Drop a photo locally. See pixels and whether 1:1, 4:5, or 16:9 needs a heavy crop.
Read it
Post preview
One caption and an optional local image on a plain card. Enough to read before you schedule.