Read more: 12 Smart Gadgets You Didn't Know Existed Multi-purpose devices can sometimes come across as "gimmicky." In the end, they can often be an inconvenience or just a waste of money.

Learn More › Vacuuming and sweeping are great for quick clean-ups, but for a deep clean that eliminates mold, bedbugs, and other hidden contaminants, a multi-purpose steam cleaner is a must-have.