Hashtag & Caption Planner
Check a caption against each platform's limits and count its hashtags before you post.
Free to use · No account required
Enable JavaScript to use the interactive Hashtag & Caption Planner. The input fields and calculations run in your browser.
How it works
Published limits (2026): Instagram caption 2,200 characters / 30 hashtags · X post 280 characters · LinkedIn post 3,000 characters · TikTok caption 2,200 characters · YouTube title 100 characters.