Clean, lightweight PDFs

PDF Flatten

Drag and drop files or folders to strip hidden elements, annotations and markups from PDFs in one pass - fully offline.

PDF Flatten screenshot

Batch flattening

Process one file or hundreds at once - drop in a folder and it scans automatically.

Safe copy output

Originals stay untouched. Flattened versions are saved alongside them with “_flattened” appended.

Fully offline

Everything happens on your machine, so your documents stay private throughout.

PDF Flatten, in practice

A closer look at PDF Flatten in everyday use.

Frequently asked questions

Do I need to install anything to use PDF Flatten?

PDF Flatten is a Windows desktop app, free to try from the Microsoft Store.

Does my PDF Flatten account work with Vector and Forma?

Not yet - PDF Flatten currently uses its own separate sign-in. It's on the list to move onto the same shared account already used by Vector and Forma.

Who is PDF Flatten built for?

Anyone who needs to strip hidden layers and markups out of PDFs before sharing them, without uploading documents anywhere.

Ready to try PDF Flatten?