I found this on the internet I thought it was pretty cool it lets you know where other guys are and also you can plot where you see deer and where you want to hunt.
I don't know if somebody has already posted this but here is the link:
https://play.google.com/store/apps/details?id=com.smartertech.smarterhunter
I don't know if somebody has already posted this but here is the link:
https://play.google.com/store/apps/details?id=com.smartertech.smarterhunter