Save your twin sister from old witch.
Learn using flash cards.
Sync playlists, music, podcasts, and photos onto mobile devices.
Database-centric word processor, spreadsheet and drawing for the hobbyist.
Batch-add text and image watermark and protect your photos on Mac.
Simulate a slot machine with three wheels.
easily change the short username in OS X
Manage and organize all your rental activities.
Manage your 3G connections.
