The Nico360 looks to be a good introductory 360° Camera, available for pre-order.
The Nico360 is available now for pre-order on Indiegogo at https://www.indiegogo.com/projects/the-world-s-smallest-360-camera-nico360#/, shipping in August, priced at $149. A limited number of cameras are available on Indiegogo priced 40% off at $99 for the super early bird special. Once those are gone, the price will go up to $119, with final retail pricing at $149. A free Nico360 iOS and Android app is available to instantly share videos and photos. For more information, see the website: http://www.nico360.com.
This camera does seem to offer a bevy of options at a very affordable price point. Key features includes in camera stitching and live streaming options.