PDF Editor
Edit PDF files directly in your browser. Add text, images, signatures, watermarks, page numbers and more. 100% free, no registration needed.
Thêm watermark
Thêm text or image watermarks sang PDF trang.
Header & Footer
Thêm headers and footers sang PDF trang. Văn bản, page numbers, dates.
Bates Sốing
Legal Bates numbering for PDF discovery. Prefix, suffix, start number.
So sánh PDFs
Side-by-side PDF comparison. Highlight differences between versions.
Flatten PDF
Flatten annotations and form fields into static content.
Annotate PDF
Thêm annotations sang PDFs: highlights, sticky notes, and comments.
Grayscale PDF
Chuyển đổi PDF sang grayscale. Remove color for printing or accessibility.
Invert PDF Colors
Invert colors in PDF for dark mode or accessibility needs.
Overlay PDF
Overlay one PDF on top of another. Layer merge for templates.
Underlay PDF
Place one PDF behind another as background. Template underlay.
Form Fields
Create and edit PDF form fields. Văn bản boxes, checkboxes, dropdowns.
Fill Form
Fill PDF forms in browser. Save filled forms without software.
Stamp PDF
Thêm rubber stamp annotations sang PDF. Date, status, approval stamps.
PDF QR Code
Thêm QR codes sang PDF trang. Link to URLs, emails, or vCards.
PDF Barcode
Thêm barcodes sang PDF trang. Code128, EAN, UPC support.
Trình chỉnh sửa PDF Pro
Advanced PDF editor with text editing, image insertion, annotations, and form filling. Edit PDFs like Word documents. Free online, no installation needed.