Apps like Parks Seeker

Here are some great alternatives to Parks Seeker by Mark Sandell :
National Park Guides - Chimani
National Park Guides - Chimani
★3.6
National Parks Passport Book -
National Parks Passport Book -
★3.9
National Parks Tracker
National Parks Tracker
★3.9
National Park Service
National Park Service
★3.8
National Parks - Volume 1
National Parks - Volume 1
★3.7
National Park Guide
National Park Guide
★4.6
NSW National Parks
NSW National Parks
★4.0
GuideAlong | GPS Audio Tours
GuideAlong | GPS Audio Tours
★4.7
Acadia National Park GPS Guide
Acadia National Park GPS Guide
★4.0
Natparks
Natparks
★4.7
Ontario Parks (Unofficial Map
Ontario Parks (Unofficial Map
★0.0
National Park Trail Guide
National Park Trail Guide
★4.3
Joshua Tree National Park Tour
Joshua Tree National Park Tour
★3.7
Hikers Paradise
Hikers Paradise
★3.5
Travel Mapper: Where I've Been
Travel Mapper: Where I've Been
★3.8
Custer State Park
Custer State Park
★4.5