Free: Contests & Raffles.
Get the avenza map app and download the Weyerhaeuser map for that area. Very accurate.
No. There paper and online maps show every gate that allows recreational access.Onx has been fine for me, but i dont use it for navigation much if at all.
Were you using your phone in a phone case? I had the problem once that my phone case was somehow interfering with the GPs signal and not giving an accurate representation of where i actually was. Removing the phone from the phone case and restarting it resolved the problem for me and I bought a different phone case that works fine now.