Note that TNP is a cross-platform environment, which includes mobile applications for iOS (iPhone and iPad) and Android devices. TNP also provides limited functionality for viewing and printing map projects via its web planner - simply log into terrainnavigator.com from any web browser.
Special Note for using TNP under Parallels:We have had several customers report that using TNP with Parallels is a very good solution. However, by default, Parallels installs access to DVD drives as "Network drives" rather than "CD/DVD drives" within the Windows Operating system. This issue is documented (with a fix shown) on these web sites: