If you need free wifi, this app can help. But free wifi ain't all it's cracked up to be. Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His ...

Millions of people are traveling again this week, and on long layovers at the airport, or even a stop at a coffee shop you may be tempted to jump on the internet using free wifi. And many may be ...