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61 PDF tools that run in your browser — local by default

Merge, split, compress, sign, convert and edit PDFs right here in your browser. Local mode is the default: no upload, no account, no watermark.

Drop a file here, or click to choose one PDF, Word, Excel, PowerPoint, images and more — then pick the tool you need

Local by default No signup No watermark Works offline once loaded

Local by default, on your device

Every one of the 61 tools runs with JavaScript and WebAssembly in your own browser tab. In local mode there is no upload step and no server-side copy. Cloud features — only the ones you choose — are the single labelled exception.

Fast, even for large files

No upload queue means a 200-page document is processed at the speed of your own machine — and it keeps working offline once the page has loaded.

Free with no catch

No account, no trial, no watermark and no daily cap for the 61 local tools. The project is open source under Apache-2.0, so you can read every line of what runs.

Two modes, one site

Local mode — the default

All 61 tools run in your browser with JavaScript and WebAssembly. Your file is opened on your device and not sent anywhere: free, no account and no daily cap. Nothing to install.

Cloud mode — optional, metered

Some features will need more power than a browser tab can give — talking to a PDF, translation, table extraction, OCR, PDF to PowerPoint, and very large files. When you choose one of those, the file (or the part of its text that step needs) is uploaded for that step only. They are labelled and metered, and they only ever run when you pick them.

All 61 PDF tools

Pick a tool, drop in your file, download the result. Each tool below has its own page and runs locally in your browser.

How MusePDF works

Three steps, no account, nothing installed.

  1. Choose a tool

    Open the page for the job you need — merge, split, compress, convert, sign, protect and 53 more.

  2. Drop in your file

    Your document is read locally in your browser. In local mode nothing is uploaded, so confidential files stay confidential.

  3. Download the result

    Save the finished file straight to your device. No watermark, no signup wall, no waiting in a queue.

Frequently asked questions

Is MusePDF free?

The 61 local tools are free with no signup, no watermark and no daily limit. Optional cloud features cost server time, so they are metered and some will be paid.

Do my files get uploaded?

For the 61 local tools, no — they run in your browser and your file stays on your device. Optional cloud features (AI, very large files) upload the file, or the text they need, for that step only.

Do I need to install anything?

No. MusePDF runs in any modern browser on desktop, tablet or phone, and works offline once loaded.

How many tools does MusePDF include?

MusePDF includes 61 PDF tools covering merging, splitting, converting, editing, organising, optimising and securing documents.

What happens to my file when I use a cloud feature?

It is used only to produce your result for that one step, and cloud steps are always opt-in.