iSynth is a Photosynth viewer for your iPhone or iPod Touch. If you've never experienced Photosynth, you're missing out! Photosynth is a revolutionary new technology that creates seamless three-dimensional worlds from nothing but photographs. Visit Photosynth.com to upload your own photos and create virtual tours of your house, office or anywhere you can bring a camera! And if you don't feel like snapping away yourself, there are already thousands upon thousands of synths.