Yes! Campendium has an app for iOS (Apple) users and Android (Google Play) users.
You can find the iOS or Android app by searching for 'Campendium' in the App Store or the Google Play, or by clicking the following links:
The app includes the full campground discovery experience — search, map, campground pages, reviews, and saved places — plus RV-safe GPS navigation for RV Pro members. Trip planning is currently available on the website only and will be coming to the mobile apps soon. If you're on mobile, you can open Campendium in a web browser to access trip planning.