Popular slots UK

Seven slots you will find in most British lobbies.

Ryan JessopBy Ryan Jessop. Last checked .

Key takeaways

  • Best RTP: Big Bass Bonanza, 96.71%.
  • Highest max win: Sweet Bonanza, 21,100x.
  • Gentlest: Starburst.
  • Figures confirmed against two sources.

AnswerBig Bass Bonanza has the best default RTP of the seven and Sweet Bonanza the highest maximum win. Starburst is the only low-volatility one.

The seven

SlotDeveloperDefault RTPVolatilityMax win
Big Bass BonanzaPragmatic Play96.71%High2,100x
StarburstNetEnt96.09%Low500x
Sweet BonanzaPragmatic PlayVaries by version (96.48% to 96.51% quoted)High21,100x
Gates of OlympusPragmatic Play96.50%High5,000x
Book of DeadPlay'n GO96.21%High5,000x
Fishin' FrenzyBlueprint Gaming96.12%Medium to high5,000x
Fluffy FavouritesEyecon95.39%High5,000x

One line each

SlotIn a line
Big Bass BonanzaFishing slot; a fisherman collects cash values in free spins
StarburstGem slot; wins both ways and expanding wild re-spins
Gates of OlympusPays-anywhere grid with multiplier orbs on any spin
Book of DeadTen lines; one expanding symbol in free spins
Sweet BonanzaTumbling candy grid; multiplier bombs in free spins
Fishin' FrenzyThe original fishing slot; simple free games
Fluffy FavouritesSoft-toy slot; tripled free games and a pick feature

Versions

Several of these are supplied at lower RTP settings. The help screen shows which you have.

Where to play

CasinoReported libraryGames score
Casumo3,500+ games9.0/10
Coral2,000+ games (some reports put it far higher)8.5/10
Ladbrokes2,000+ games8.5/10
PlayOJO2,000+ games (reports range to 7,000 and above)8.5/10
10bet2,000+ games (reports range from 1,200)8.0/10

Ad 18+ only. We may earn commission from these links. Advertiser disclosure

Coral Casino logo

Coral Casino 4.3 out of 5

Bet £10 on slots, get 100 free spins

No wageringFree spins

Claim at Coral (advert, opens in a new tab)18+. New customers. T&Cs apply.
Wagering
None
Minimum
£10
Time limit
48 hours to accept, then 7 days
Worked value
100 spins at £0.10 (£10 in spins)

Significant terms: 18+. New players only. Offer runs 01/10/2026 to 01/02/2027. Deposit (certain types excluded) and bet £10+ on slot games to get 100 free spins (selected games, £0.10 each, 48 hrs to accept, valid 7 days). No wagering on free spin winnings. Deposits by Neteller, PayPal, Paysafe, Skrill, prepaid cards and certain debit cards do not qualify. Restrictions and T&Cs apply. BeGambleAware.org

Read the Coral review Licence: LC International Limited, UKGC account 54743. Offer checked 5 October 2026.

Ladbrokes Casino logo

Ladbrokes Casino 4.2 out of 5

Play £10 on slots, get up to 500 free spins

No wageringFree spins

Claim at Ladbrokes (advert, opens in a new tab)18+. New customers. T&Cs apply.
Wagering
None
Minimum
£10
Time limit
Claim daily for 10 days; each batch valid 7 days
Worked value
Up to 500 spins at £0.10 (up to £50 in spins)

Significant terms: 18+. New customers only, from 14/11/25 until further notice. Certain deposit methods excluded. Deposit and spend £10+ on slots for 50 free spins a day during the first 10 days after first deposit and registration (max 500, £0.10 each, selected games, claim before 23:59 each day, valid 7 days). No wagering. Prepaid cards, PayPal, Paysafe, Neteller, Skrill and Moneybookers deposits do not qualify. Restrictions and T&Cs apply. BeGambleAware.org

Read the Ladbrokes review Licence: LC International Limited, UKGC account 54743. Offer checked 5 October 2026.

PlayOJO logo

PlayOJO 4.2 out of 5

80 free spins, no wagering

No wageringFree spins

Claim at PlayOJO (advert, opens in a new tab)18+. New customers. T&Cs apply.
Wagering
None
Minimum
£10
Time limit
See offer terms
Worked value
80 spins at £0.10 (£8 in spins)

Significant terms: 18+. First deposit only. Minimum deposit £10. 80 free spins on Big Bass Bonanza, £0.10 each. No wagering requirements; winnings paid in cash. Cannot be used with any other offer. Only available to players who arrive through the designated offer link. Full T&Cs apply. BeGambleAware.org

Read the PlayOJO review Licence: Skill On Net Limited, UKGC account 39326. Offer checked 5 October 2026.

More on slots: High volatility slots UK, Low volatility slots UK and Megaways slots UK.

Elsewhere on the site: Cheapest casino games per hour, Fairness and RNG, Blackjack basic strategy, Slots vs blackjack and Casino card games UK.

House edges and RTPs are standard published figures for common rules, and are long-run averages. Offer terms dated 5 October 2026. How we check. 18+. Free help: 0808 8020 133 or safer gambling.

Frequently asked questions

What are the most popular slots in the UK?

These seven are among them.

Which has the best RTP?

Big Bass Bonanza.

Which is best for beginners?

Starburst.

Are the figures exact?

They are developers' defaults.

Best RTP slots UKBest RTP slots UK.High volatility slots UKHigh volatility slots UK.Slots UKSlots for UK players.

18+ only. Please gamble responsibly.

Gambling can be addictive. Free, confidential help is available 24 hours a day from the National Gambling Helpline on 0808 8020 133. Visit BeGambleAware.org and GamCare, or block yourself from all UK-licensed gambling sites with GAMSTOP.

This site contains adverts. We may earn commission when you sign up through our links. Advertiser disclosure.