Please try Outdoor Trekker Pro for Windows Phone 7. It has everytrail built in and as many users attest, it's the most advanced gps trekker available on Windows Phone 7 to date. Even has voice, laps, photos, audio, facebook, dropbox, programmable events, gpx, kml, kmz, zip, html and csv exports. The list of features are remarkable.
You can download at the Windows Phone Marketplace and it's free to try - Enjoy, J http://social.zune.net/redirect?type=ph ... 237de2db9e