With an iPhone in your hand and thousands of apps at your disposal, you may think you have the one gadget that can get you out of any situation.

But there’s a kind of analog handset that offers sharp solutions to cut through unexpected challenges. The Swiss Army Knife comes from the 19th century but never gets old.
The red handle and silver cross is enough to inspire confidence knowing that what unfolds from it could help you solve problems, build things, keep you on the job or possibly save your life.