Mapping apps for sledding - what do you use?

[X-it]

I will be trying boonmaps though. After downloading it, it shows 6 areas can be downloaded. Or is there more?

 

[boonmaps]

Great - let me know what you think. We are working directly with snowmobile clubs as well as companies looking to advertise on our maps as a means to fund the building of new maps for other areas.