Editorial note: this is a general guide to how Happy Birthday works. Slot rules, feature availability and RTP can vary between operators and game versions, so always check the in-game information panel before you spin. Slots are games of chance — nothing here is a prediction of results, and no strategy changes the odds.
Happy Birthday slot review
Happy Birthday is a five-reel, three-row slot from Eyecon, the studio behind Fluffy Favourites, with 25 paylines and a celebration theme. Its main event is a free games round started by birthday cake scatters, in which every prize is tripled. In the Fortune Games lobby you’ll find it listed as Happy Birthday Jackpot.
Play Happy Birthday and similar games · 18+
How Happy Birthday plays
The reels sit in front of a wall of floating balloons and flashing lights. Paying symbols include cupcakes, wrapped gifts, heart-shaped balloons, bouquets, party hats, musical notes and noisemakers, plus a pair of higher-paying characters dressed for the occasion. It is a classic Eyecon layout: line wins on 25 paylines, a wild, a scatter and one main feature.
- Streamers: the wild. They stand in for any symbol except the cake, and a win that uses a wild is doubled.
- Birthday cake: the scatter. It pays anywhere on the reels, based on the total stake, and starts the free games.
Because the cake pays wherever it lands, two or more can return something even when they fall short of the bonus.
The free games
Three or more cakes anywhere in view award 15 free games. Every prize during the round is tripled, which is the whole appeal: there are no extra wilds or symbol upgrades, just ordinary spins paying three times their usual amount.
Three or more cakes landing again during the round retrigger the feature, and Eyecon allows this up to 15 times, so a single trigger can stretch well beyond the first 15 games.
Note that the lobby version carries the Jackpot label, so open the in-game information panel to see any extra jackpot rules that apply.
Game information
| Provider | Eyecon |
|---|---|
| Reels and lines | 5 reels, 3 rows, 25 paylines |
| Volatility | Medium |
| RTP | Shown in the game’s information panel |
| Stake per spin (UK) | UK stakes are capped at £5 a spin (£2 for players aged 18 to 24) |
New to Fortune Games? Join today and see our welcome offer for new players.
18+. New players only. Welcome offer and T&Cs.
Find Happy Birthday in the Fortune Games lobby (18+). You can also browse our slot game guides.
All values (Bet Levels, Maximum Wins etc.) mentioned in relation to this slot game are subject to change at any time.
Frequently asked questions
Who makes Happy Birthday?
Eyecon, the Australian studio also known for Fluffy Favourites and Shaman’s Dream.
How do the free games work?
Three or more birthday cake scatters award 15 free games with all prizes tripled. They can be retriggered up to 15 times.
What does the wild do?
The streamers substitute for every symbol except the cake scatter, and any win that includes a wild is doubled.
What is the RTP?
The game’s information panel shows it. RTP can differ between operators and game versions, so check the panel in the version you play.
Related guides
18+ only. Gambling should be fun, never a way to make money. Please play responsibly and only with money you can afford to lose. If gambling is affecting you or someone you know, free, confidential support is available 24/7 from the National Gambling Helpline on 0808 8020 133, run by GamCare. You can also self-exclude from all online gambling sites licensed in Great Britain through GAMSTOP (gamstop.co.uk).