It is available for use in free or commercial applications without charge.

This was later reduced to $1.99 before being made a free application.

There are other online options and free applications as well.

Amazon apparently has a couple free applications which they've developed and made available.

The free application garnered more than 100,000 users after only a week.

The system to be developed will utilize free basic applications with open source code.

The game, available as a free application on Facebook, has already attracted more than 272,000 "likes."

Before a copied game can be played, it must have been patched with a free application.

Sunlight Health is a free application to look up healthcare services, medical suppliers and prescription drugs.

Developers can also submit free applications to the gallery, so it's a two-way street.