Yes! You get a Daily Spin for the chance to earn free Diamonds every 24 hours. Be sure to check the wheel icon on the play screen each day!
There are also tons of free ways to get Diamonds over in the Action Feed in verybreaker. If you tap on the bottom-left icon titled "Get Diamonds" on the Play screen, you'll be able to watch videos, do surveys, complete offers, and more all for free Diamonds. Sometimes it can take up to 24 hours for Diamonds to appear, but they'll always show up in your Inbox tab so make sure to check there.