Only the current version so far — new entries appear as the app ships updates.
Navmii GPS USA (Navfree) is a travel & local app by Navmii with 500,000+ downloads (about 997K estimated). +36 installs in the last 7 days. Rated 2.8 from 5.9K ratings. Released Dec 10, 2011. Install growth, rank history, SDKs and ad networks.
From the store listing: “Navmii - crowd-powered GPS navigation with offline maps, traffic (Navfree)”