Rock Climbs of Acadia is also available for the iPhone, iPad, and Android via rakkup. This digital guide is a perfect complement to the printed book, or it can serve as a stand-alone guide to the seaside climbing of Acadia National Park. If you are just visiting the island, you can rent the guide for two months ($7.99). For those who keep coming back, buy it for $15.99.
Looking to have it all? Then buy both the print and digital versions of Rock Climbs of Acadia for only $35.99 (including shipping).