The 🈚 emoji depicts a Japanese button meaning 'free of charge'.
Unicode: U+1F21A
The 🈚 emoji originated from a Japanese button indicating that something is free or complimentary. It is often used to express gratitude or excitement over receiving something without cost. The emoji can also signify a bargain or a good deal.
Did you see that they're offering 🈚 shipping on all orders this week?
I got a 🈚 upgrade to first class on my flight!
This app is 🈚 for the first month, so you can try it out before committing.