Split large documents locally & securely
Click here or drag a PDF file to upload
Processed 100% locally. No servers.
filename.pdf
Loading pages...
e.g. Setting to 2 will turn a 10-page PDF into 5 separate files.
Help us improve MARK_Tools. Report an issue or request a new feature.
Handling massive PDF documents is a logistical headache. Whether you are dealing with a 500-page corporate financial report, a dense academic textbook, or a consolidated human resources payroll document, sending the entire file is often impractical and unprofessional. You need a fast, reliable way to extract only the pages that matter. The MARK_Tools PDF Splitter is designed exactly for this purpose.
Unlike commercial PDF editors that require expensive monthly licenses, our tool operates freely inside your web browser. By leveraging the pdf-lib JavaScript framework, it dynamically maps the metadata of your document, slices the binary code according to your instructions, and generates the new fragmented files directly in your computer's RAM.
Most PDF splitting scenarios involve highly sensitive data—like cutting out a specific client's invoice from a master billing list. Uploading these documents to a "free" cloud converter essentially grants a third-party server access to your data. Because MARK_Tools is 100% Client-Side, your files never touch the internet, completely eliminating the risk of a data breach.
If you choose to split a 50-page document into individual single pages, downloading 50 PDFs one by one would freeze your browser and clutter your download folder. To prevent this, our engine automatically bundles all extracted pages into a single .ZIP archive file for a clean, one-click download.
Instead of splitting every single page, "Fixed Chunks" divides the document evenly. For example, if you have a 100-page PDF and set the chunk size to 20, the tool will output 5 separate PDF files, each containing exactly 20 sequential pages.
No. Browser-based parsers cannot read the internal binary structure of an AES-256 encrypted PDF. You must first unlock or remove the password from the document before running it through our splitting engine.