iGPG is a front end app to the open source GnuPG available at www.gnupg.org. As a stand alone application, it allows to import keys and decrypt GPG blocks as they appear in the body of GPG encrypted email messages. iGPG is also an engine that 3rd party applications can use to provide more user friendly front end to iGPG as well as offer GPG encryption. The first application which uses iGPG is iSecureMail. iSecureMail is available on the App Store at http://itunes.apple.com/app/isecuremail/id458192948