PDF tools for
Mac and iPhone.

Get Norkta on the App Store

Read PDFs in darker colors.

Norkta on Mac: the original Brownian Motion PDF beside its dark version, with blue formulas and colored graphs preserved. View full size

Bring your PDFs together.

Norkta on Mac: Brownian Motion and Markov Chains in the input list, with their merged PDF on the right. View full size

Make large PDFs smaller.

Norkta on Mac comparing the original and compressed PDF. This sample goes from 314 KB to 244 KB, a 22 percent reduction. View full size

Copy text from the page.

Norkta on Mac showing the Markov Chains PDF beside its extracted text and Copy button. View full size

Your documents stay on your device.

How Norkta handles your files