Released in 2012 by NetEnt, Starburst remains one of the most recognizable online slots in the industry. More than a decade after launch, it continues to rank among the provider’s most played titles thanks to its straightforward mechanics, balanced math model, and wide availability across regulated markets.
Starburst features a classic 5×3 reel layout with 10 fixed paylines, designed for accessibility rather than complexity. There are no traditional bonus rounds or free spins. Instead, gameplay revolves around expanding wilds and re-spins, which define the slot’s structure and volatility profile.
The game has an official RTP of 96.09%, slightly above the common industry average. It is classified as a low-volatility slot, meaning it delivers frequent but smaller wins rather than rare large payouts. The maximum theoretical win is 500x the stake, consistent with its low-risk model.
Bet sizes typically range from €0.10 to €100 per spin, depending on the operator. Starburst runs on HTML5 technology, ensuring compatibility across desktop and mobile devices.
Technical Overview
Feature | Specification |
|---|---|
Provider | NetEnt |
Release Year | 2012 |
Reels | 5 |
Rows | 3 |
Paylines | 10 (Fixed) |
RTP | 96.09% |
Volatility | Low |
Max Win | 500x stake |
Technology | HTML5 |
Core Gameplay Mechanics
The slot’s defining feature is the Starburst Wild symbol. When it lands on reels 2, 3, or 4, it expands to cover the entire reel and triggers a re-spin. During the re-spin, the wild remains locked in place. Multiple expanding wilds can appear simultaneously, increasing win potential within a single spin cycle.
Symbol Type | Function |
|---|---|
Starburst Wild | Expands vertically and triggers re-spin |
Gem Symbols | Standard pay symbols with varying payout values |
Re-spin | Activated by expanding wild, locks wild in place |
While Starburst does not aim for high volatility or complex bonus mechanics, its mathematical consistency and smooth pacing have helped it maintain strong player engagement globally. Its long-standing popularity underscores its position as NetEnt’s most iconic and commercially successful slot.



