Smart home gadgets are not just for rich people in big houses anymore. Today, you can make your home smart without spending a lot of money. No matter if you live in a small flat, a rented apartment, or a big house, these cheap smart devices can make your everyday life easier, safer, and help you save on electricity. The best news is that Google Assistant and Amazon Alexa are now compatible with a lot of inexpensive smart home devices without requiring complicated installation. You can gradually construct an entire smart home over time by starting with only one gadget.…