pdf n up

PDF reader and note-taker for scientific papers.

PDF signing utility.

Store and access up to 100 clipboard items.

Stops bogus technical support pop-ups from locking up Safari.

Free up inactive memory (was Boost & Memory).

Back up your files offsite with full privacy at no cost.

Set up and manage your Wi-Fi network and AirPort base stations.

Clean up your iOS device.

Easy way to free up disk space.

Back-up Windows under OS X.