Starburst XXXtreme Slot by NetEnt
Starburst XXXtreme is a 5x3 slot with 9 paylines by NetEnt, released in 2021
Game facts
| Provider | NetEnt |
|---|---|
| Game type | Slots |
| Release date | July 2021 |
| RTP | 96.26% |
| Volatility | High volatility |
| Max win | 200,000x the bet |
| Reels × rows | 5 × 3 |
| Pays | 9 paylines |
| Bet range | 0.10–50 |
| Bonus buy | Yes |
| Wild symbol | Yes |
| Features | Expanding wildsRespinsMultiplier wilds |
| Themes | GemSpace |
| Restrictions | XXXtreme Spins are not available to UK players. |
| App | Yes — how to install |
Free demo of Starburst XXXtreme
The free demo of Starburst XXXtreme is on this page: no deposit and no real-money wins.
The demo uses virtual credits: no deposit, no real-money wins.
Where to play for real money
18+ · T&Cs apply · Gamble responsibly · Offers for your country
Real-money play is only for adults and only at licensed online casinos where online gambling is legal for you.
How to play Starburst XXXtreme
Bet range: 0.10–50
- Match identical symbols along a payline to form a win.
- Wins are paid out and the reels stop.
- Respins continue while new Wilds appear.
- XXXtreme Spins start with Wilds on every spin.
Bonus features
Multipliers
Each Starburst Wild carries a random multiplier of x2, x3, x5, x10, x25, x50, x100 or x150; multipliers on screen add together, up to x450.
Bonus buy
XXXtreme Spins: 10x the stake for 1 guaranteed Starburst Wild per spin, or 95x the stake for 2 guaranteed Starburst Wilds per spin.
Starburst Wilds
land on reels 2-4, expand over the whole reel and lock in place while awarding a respin.
Wild multipliers
each Starburst Wild has a random x2-x150 multiplier and all multipliers in view are added, up to x450.
Random Wilds
after a spin or respin 1 to 3 Starburst Wilds can be added to reels 2, 3 and/or 4, each with a random multiplier.
XXXtreme Spins
pay 10x the stake for one guaranteed Starburst Wild or 95x for two on each spin, with 96.45% RTP.
Wilds land only on the middle reels, expand across the full reel and stay locked while a respin runs. Each one carries its own random multiplier, and the values of all Wilds in view are summed for the payout.
RTP and volatility
| RTP version | Return per 100 staked |
|---|---|
| 96.26% | 96.26 |
High volatility — A hit lands roughly once in every four spins, so stretches without a payout are part of the high-volatility profile.
Other versions of Starburst XXXtreme
| Game | RTP | Max win | Volatility | Year |
|---|---|---|---|---|
| Starburst | 96.08% | 800x | Low volatility | 2012 |
Starburst XXXtreme app: download and install
The Starburst XXXtreme app for Android downloads with the button on this page.
- Tap the download button on this page to get the installation file.
- When Android asks, allow your browser to install apps from this source.
- Open the downloaded file from your notifications or downloads folder.
- Confirm the installation when prompted.
Frequently asked questions
What is the RTP of Starburst XXXtreme?
The default RTP of Starburst XXXtreme is 96.26%.
What is the max win in Starburst XXXtreme?
The max win in Starburst XXXtreme is 200,000x the bet. At the maximum bet that is 10,000,000.
How volatile is Starburst XXXtreme?
Starburst XXXtreme has high volatility.
Can you buy the bonus in Starburst XXXtreme?
Yes, Starburst XXXtreme has a bonus buy.
Can I play Starburst XXXtreme for free?
Yes. The free demo of Starburst XXXtreme is on this page: it uses virtual credits, with no deposit and no real-money wins.
What do Random Wilds add to a round?
After a spin or respin, extra Wilds can appear on the middle reels, each carrying its own random multiplier that adds to the total in view.
18+. Gambling involves risk; play only where online casinos are legal for you.
Updated: Oct 31, 2026