Free tools
Small tools for posting on X.
Free, no sign-in, nothing leaves your browser. The same logic runs inside BuzzyX.
X character counter
Live count with X's real rules: links count as 23, emoji and CJK as 2.
Open tool →Thread splitter
Turn long text into numbered 280-character thread parts at sentence boundaries.
Open tool →Engagement rate calculator
Work out engagement rate from impressions, likes, replies and reposts.
Open tool →X font generator
Bold, italic, script and 15 more styles you can paste into posts and bios.
Open tool →X bio generator
Fill in who you are and get bio layouts that fit X's 160 characters.
Open tool →Post to image
Turn a post into a clean PNG for Instagram, LinkedIn or a slide.
Open tool →X header maker
Make a 1500 × 500 header image with a guide for where your photo sits.
Open tool →