Is free software really free? Is it safe?

Many of us use “free ” apps on our phones and PCs. What are the best and safest places to get them? Often these apps are supported by ads or are “crippleware” (cut-down versions of the paid-for versions). What would persuade you to pay for an app? This Thursday, June 20th we discuss the pluses and minuses of using free software and share our recommendations.