16 practical tools

Free Online PDF Tools

Merge, split, organise, read, sign, watermark and edit PDF files through one consistent browser workspace.

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About these tools

The PDF collection helps you combine documents, extract or remove pages, rotate and crop pages, add numbers, create watermarks, fill signatures and perform object-based edits. Each page explains whether processing is local or requires the ToolTapGo PHP server.

When to use them

Use these tools for document packs, applications, invoices, reports, forms and files that need page-level changes before sharing.

Frequently asked questions

Will merging PDFs reduce quality?

Merging normally preserves the source PDF pages. Always open the downloaded document and check page order, fonts, forms and images before sending it.

Can I edit existing PDF text?

The PDF Editor supports detected text on compatible PDFs, but complex embedded fonts or protected content can limit direct editing.

Are password-protected PDFs supported?

Some tools cannot open encrypted files until the correct password protection is removed. The Lock PDF tool requires the optional qpdf server utility.

What this category covers

PDF tools help combine, split, rotate, read, annotate and export document pages. Choose a focused operation for a quick change, or open the PDF editor when several page and annotation tasks belong in one workflow.

Recommended starting tools

  • PDF Editor — Edit, annotate, sign, merge and organise PDFs in one focused browser workspace.
  • Merge PDF — Combine multiple PDF files in the right order and download one merged document.
  • Split PDF — Extract selected pages from a PDF into a new document.

How to choose

Use Merge PDF for whole documents, Split PDF for selected ranges and the PDF editor for annotations, signatures or mixed page management. Always open the exported file before discarding the original.

Frequently asked questions

Can every PDF be edited?

No. Scans, embedded fonts, encryption and complex forms can limit editing. The relevant tool page explains its current workflow.

Does page order matter when merging?

Yes. Arrange source files in the intended reading order before creating the combined document.