Install Zayenha Tools on your device
Quick access from your home screenPlace your letterhead or a stamp from a PDF over or behind every page of a document — all pages, the first, odd or even — at the opacity you choose; vector-sharp, with text still selectable, in your browser. Running the tool requires an account; the free account includes 10 one-time operations on eligible tools.
Drop the document, then the letterhead or stamp PDF
Your file stays on your device — nothing is uploaded
Place your letterhead or a stamp from a PDF over or behind every page of a document — all pages, the first, odd or even — at the opacity you choose; vector-sharp, with text still selectable, in your browser
You can preview the tool without an account. Running it requires an account; the free account includes 10 one-time operations, with plans for ongoing use.
Processing varies by tool: file editing tools process selected files in the browser, while others may call a server or external provider. Check the tool description and privacy policy before entering sensitive data.
The site adapts to mobile and desktop screens, but some functions depend on browser and device support.