Tezyn turns any website into your personal canvas — click anything you don't like (a color, a font, a layout, a banner) and change it instantly. No code needed. New: Studio, a visual theme builder with live preview + a full code editor. Save your look as a Mod, sync across devices, or browse the community marketplace. Plus 30+ tools — youtube zen(no shorts), focus reading, privacy blur, and more — replacing a dozen extensions. Local storage, no tracking. Free to use, Pro for unlimited mods.