Greentube · 2021 · high volatility · free demo

Star Supreme

Star Supreme is a Greentube (Novomatic) slot that dresses a familiar fruit-machine cabinet in a cosmic coat of paint. Glowing stars sit alongside classic fruit symbols on a five-reel grid, and the whole game leans on one idea rather than a…

Star Supreme facts

RTP
95.1%*
Volatility
High*
Reels
5*
Paylines
Fixed*
Max win
200,033×*
Bet range
0.01 – 0.40*
Max win per spin
16,800 at max bet*
Released
*
Game type
Slots*
Provider
Greentube

RTP varies by casino. Studios release the same slot in more than one RTP build and each casino picks which one it runs, so check the RTP in this game's own info screen at the casino where you play.

Categories* Fruit Star

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

The rules inside the game take precedence.

Star Supreme

Demo Not Available In Your Region

The free demo of Star Supreme 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 25, 2026
Provider: Greentube RTP: 95.1% Volatility: High
Played it? Rate this game:
Rate this slot!

Star Supreme: Greentube's Fruit-and-Stars Throwback

How Star Supreme Plays

The action runs across five reels with 50 fixed paylines, so every spin stakes the full set of lines and wins are read left to right from the leftmost reel. Symbols mix traditional fruit icons with higher-value bells, sevens and the game's red-haired Joker. There are no cascading reels, no buy-feature button and no ways-to-win maths here; the design deliberately keeps the base game readable and lets the bonus carry the excitement.

The Joker Wild

The Joker is the wild, and it substitutes for every symbol except the Star scatter. Crucially, the Joker can appear stacked across a reel, which is what turns an otherwise quiet spin into multiple connected line wins at once. In the base game this stacking is the main source of bigger hits, so seeing a reel fill with Jokers is the moment to watch for.

Highlighted Position and Free Spins

Star Supreme's signature mechanic is the highlighted position. Highlighted fields appear on all reels, and the bonus triggers when the Gold Star scatter lands on a highlighted field. The free spins round is triggered when the Star scatter lands on that highlighted cell, rather than just anywhere on the grid, which gives the base game a constant sense of anticipation as the glowing spot moves into a more promising row.

Once the round begins you start with a set of free spins and a win multiplier that increases by one with every winning combination. The multiplier has no fixed cap, so a clean run of consecutive wins is what builds the round into something substantial. Landing the scatter again on the highlighted position during the feature can extend it further, keeping the multiplier alive.

RTP and Volatility

Star Supreme runs at a 95.1% RTP, which sits a little below the modern average, so it is best treated as a feature-chasing game rather than a grind-it-out session. The volatility is high. Expect the base game to run cold between bonuses, with the real value concentrated in the free spins and that escalating multiplier. Patience and a session balance suited to dry spells matter more here than they would on a low-variance fruit slot.

Theme and Presentation

Visually the game keeps things simple: bright fruit and star symbols set against a dark, starlit background, with the clean reel layout and crisp jingles you would expect from a Novomatic land-based-style title. It is functional and uncluttered rather than cinematic, which suits a slot built around one core feature. The shifting golden highlight is the most distinctive visual touch and doubles as a useful at-a-glance cue for how close you are to a trigger.

Who Star Supreme Suits

This is a slot for players who like classic line-pays gameplay with a clear hook. If you enjoy stacked wilds, a single escalating-multiplier bonus and the tension of waiting for a scatter to drop on exactly the right spot, Star Supreme delivers that loop cleanly. Players who prefer frequent small wins or feature-packed modern mechanics may find the base game too quiet for their taste.

Play the Star Supreme Demo

Want more from this studio? Browse the full range of Greentube slots. If you like the classic fruit-and-stars style, you might also enjoy Columbus Deluxe, Fruit King and 40 Fruity Reels.

FAQ

Common Questions About Star Supreme

The Star Supreme slot has a theoretical RTP of 95.1% and is classified as a high volatility game. This means wins tend to be less frequent but can be larger, with most of the value concentrated in the free spins feature.
Yes. A free demo version of Star Supreme lets you spin the reels and try the free spins feature at your own pace, so you can get a feel for the game.
Star Supreme is played across five reels with 50 fixed paylines. Because the paylines are fixed, every spin covers all 50 lines and wins are evaluated from left to right starting on the leftmost reel.
Star Supreme was developed by Greentube, the Novomatic-owned studio. You can check the in-game paytable for full details on symbol values and how the free spins feature works.

Yes.