Google Earth Plus You may extend or renew a current Keyhole NV license key, but you cannot buy a new one. Instead, please purchase a new Google Earth Plus account by clicking here. Purchase - Existing Account $20.00 for 1 Year. Convert your free trial (no longer available) to a paid subscription, or extend your paid subscription for 1 Year.   I have a Username and License Key, and need to download Google Earth Plus for Windows. After installing, select "Upgrade to Google Earth Plus" from the "Help" menu in order to enter your login details.   I have a Username and License Key, and need to download Google Earth Plus for Mac. After installing, select "Upgrade to Google Earth Plus" from the "Help" menu in order to enter your login details.   I have a Username and License Key, and need to download Google Earth Plus for Linux. After installing, select "Upgrade to Google Earth Plus" from the "Help" menu in order to enter your login details.   I have a paid License Key and need to setup my Username. Yes, I understand that Google Earth Plus is intended for home/personal use. Use of Google Earth Plus for professional purposes (such as real estate brokerage) is expressly prohibited in the Google Earth license agreement.         Cancellation Policy     Note: Free trials of Google Earth Plus are no longer available.