Macaw Gaming · medium volatility · free demo

Rio 40 Graus

Rio 40 Graus is a slot game developed by Macaw Gaming. The medium volatility gives you a balanced experience — a decent mix of smaller regular wins and the occasional larger payout.

Rio 40 Graus facts

Volatility
Medium†
Game type
Slots*
Provider
Macaw Gaming

Demo not offered in: Austria, Australia, Belgium, Bulgaria, Brazil, Switzerland, Czechia, Germany, Estonia, Spain, France, United Kingdom and 7 more.

* from our games data feed, not yet confirmed by the studio.

† existing Slottomat data, not yet confirmed by the studio.

The rules inside the game take precedence.

Rio 40 Graus

Demo Not Available In Your Region

The free demo of Rio 40 Graus cannot be played from US because of the provider's licensing rules for this country. Nothing is wrong with your device. Thousands of other demos work here: browse free slots that play in your region.

Last updated: Oct 13, 2026
Provider: Macaw Gaming Volatility: Medium
Played it? Rate this game:
Rate this slot!
More Macaw Gaming Slots Read Review

Rio 40 Graus Slot Overview



Game Features


Rio 40 Graus by Macaw Gaming comes with standard slot features including wild symbols and scatter pays. The game uses a 5 x 3 grid layout

Play Rio 40 Graus on Mobile


Looking for more games? Check out our free slots collection, explore Macaw Gaming slots, or browse high payout slots for the best returns.

Gameplay Pattern and Risk Profile

Rio 40 Graus usually plays in short and medium cycles, so a practical approach is to test your first 40-60 spins in demo mode before increasing stake size.

Kindred Games



  • Fortune Melody by Macaw Gaming

  • Fruit Cocktail

  • Joker's Smile by Macaw Gaming

  • Suleiman the Magnificent

  • Walking Death by Macaw Gaming


FAQ

Common Questions About Rio 40 Graus

The Rio 40 Graus slot has a Medium volatility level. The specific RTP percentage is not available in the provided data; please check the game's paytable for the most accurate information.
Yes, you can try the Rio 40 Graus free play demo. This allows you to experience the game without any financial commitment.
The minimum and maximum bet are shown in the game's bet menu and can differ between casinos.
The Rio 40 Graus slot is developed by the provider Macaw Gaming. It features 20 paylines.
As a modern online slot from Macaw Gaming, the Rio 40 Graus slot is typically optimized for mobile play. You can play Rio 40 Graus free on various devices.