Does SkyTrak+ work without a subscription?

Yes, you can use the basic driving range functionality with your SkyTrak+ without a subscription! The Game Improvement features within the SkyTrak app such as Bag Mapping, Skills Assessments, Closest to the Pin Contests, etc. do require a yearly membership with the Game Improvement Software. You must have an active Game Improvement Software Subscription in order to play golf courses using 3rd party software.