Peertal is also a cool alternative, you can even go as far as paying & rating your Neighbours.

Here's what the map view looks like: https://peertal.com/#/map-view

Here's the video pitch: https://www.youtube.com/watch?v=tkyH3JRxndc

Android App https://play.google.com/store/apps/details?id=com.peertal.io...

iTunes App https://itunes.apple.com/us/app/peertal/id1238992138?mt=8

Disclaimer, I'm the founder so feel free to ask me any questions or give us feedback. We're still learning the ropes..