Reduced motion follows your system setting. Use Tab / Shift+Tab to move focus, and the Help dialog for keyboard shortcuts.
X
Xikvak PDF Studio
Version 1.0
PDF.js3.11.174
pdf-lib1.17.1
Fabric.js5.3.1
Tesseract.js5 (on demand)
Everything runs locally in your browser. Files are never uploaded. Some operations (in-place reflow of original text, certificate-based encryption) are limited by what is possible client-side — see the Security and Cover tools for supported alternatives.
Use the Redact tool in the toolbar to draw opaque boxes over sensitive areas. On Save, redaction boxes are flattened into the page so the content underneath is permanently covered.
Merge all annotations and edits permanently into page content and download.
Strip title, author, keywords and producer info from the file.
Standard PDF password encryption (RC4/AES) cannot be applied reliably from the in-browser engine, so this tool does not fake it. For sensitive documents, flatten and redact here, then encrypt with your OS or a desktop tool. This is disclosed rather than silently omitted.
OCR — recognize text
Turn scanned pages into selectable text.
Language data (a few MB) downloads on first use and is cached by your browser.