Karma Blocker vs PDF Stacks

A side-by-side look at Karma Blocker and PDF Stacks. For an in-depth review of either product, follow the links below.

Karma Blocker

Productivity

Karma Blocker is a Chrome extension that blocks distracting websites and apps to help increase productivity. It allows users to restrict access to select sites for set periods of time.

productivityfocuswebsite-blockingprocrastination

Full review → Alternatives

PDF Stacks

Office & Productivity

PDF Stacks is a PDF management software that allows users to easily merge, split, organize and manage PDF documents. It has an intuitive interface and useful features like OCR, annotation tools, password protection and more.

pdfdocumentmanageorganizemergesplitocrannotation

Full review → Alternatives