When you select the "RV Campgrounds" button on the Home screen of the Togo RV app, the Campendium app will open automatically if it's already installed or you'll be taken to the App Store/Play Store to download it.
If you're not already familiar with Campendium, it is the leading campground listings and review site, focused on supporting a diverse community of recreational campers and full-time travelers. Campendium makes the search for your next place to camp easy, and includes reviews for paid and free camping and dump stations.
Did we mention that Roadpass Pro members get additional perks in Campendium, too!? If you need help learning how to use Campendium, browse their helpful guides and FAQs here: https://support.campendium.com/