Across the 5 operators reviewed here, the combined library runs to well over 30,000 titles — and that figure alone tells you something. Slots dominate, naturally, but the depth in live dealer, table games, crash titles, and sports betting means non GamStop casinos cover far more ground than many UK players expect.
DonBet leads the pack on sheer volume, with 8,000 games in total and 6,000 slots pulling from Pragmatic Play, Hacksaw, Nolimit City, and Play'n GO. That provider mix matters: Hacksaw and Nolimit City are known for high-variance mechanics and slots that push well past 97% RTP on selected titles. If you want volume without sacrificing quality, DonBet is hard to argue against.
Cosmobet and Goldenbet both sit at 7,000 games total, with slot libraries of 5,500 and 5,600 respectively. Goldenbet pulls from a nearly identical provider stack (Pragmatic Play, Evolution, Microgaming, Hacksaw, Nolimit City), while Cosmobet adds BGaming to the mix — a studio whose crash-adjacent titles and branded slots have built a loyal following among crypto players. Both casinos not on GamStop share the same Santeda International B.V. infrastructure, which shows in their overlapping provider lists, though their bonus structures and cashback models differ enough to suit different playing styles.
Freshbet takes a different approach entirely. Its 4,800 slots come from a tighter roster — Evolution, Pragmatic Play, Thunderkick, Quickspin, Red Tiger — and the site quotes an average RTP of 96% across its catalogue. That figure is worth paying attention to. Most operators don't publish an average RTP at all, so Freshbet's willingness to put a number on it suggests confidence. Thunderkick and Quickspin in particular are studios that punch above their weight on return rates, so the 96% claim is plausible.
BassWin sits at 1,500 slots from a library of 5,000 total, which is a different ratio to the others. The operator leans on Pragmatic Play, NetEnt, PGSoft, Amatic, and Novomatic — a mix that blends modern video slots with classic reel formats. Novomatic's fruit machines and Amatic's traditional titles attract a specific type of punter, and BassWin clearly knows its audience. The daily slot tournaments add a competitive layer that the other UK casinos not on GamStop in this group don't match.
Live dealer is where the split between operators becomes most interesting. Cosmobet and Goldenbet both run 200 live tables — the largest live lobbies in this group by some distance. Both pull from Evolution and Ezugi (Cosmobet) or Evolution and Pragmatic Play Live (Goldenbet), which means you get blackjack, roulette, baccarat, and game show titles like Crazy Time and Monopoly Live. Freshbet sits at 120 live tables, while DonBet offers 80 and BassWin 90. For players who spend most of their time at a live roulette table rather than the slots, Cosmobet or Goldenbet is the more obvious home.
Crash games appear across most of these sites, with BGaming's titles (including Aviator-style mechanics) available at Cosmobet, Goldenbet, and DonBet. BGaming has built its reputation partly on crash and instant-win formats, and the crypto-friendly payment options at all 5 operators make staking in BTC or ETH on a crash round genuinely practical — not just a feature listed in the small print.
Sports betting is available at DonBet (40+ sports), BassWin (55+ sports), and Goldenbet, with in-play markets and accumulator options at each. BassWin's 55-sport offering is the widest of the group and runs alongside the daily tournament schedule rather than competing with it. Among the best gambling sites not on GamStop reviewed here, BassWin makes the strongest case for players who split their time between the slots and a pre-match football accumulator.
The table below gives a quick reference across the 5 operators for game counts and live table depth.
| Casino |
Total Games |
Slots |
Live Tables |
Key Providers |
| DonBet |
8,000 |
6,000 |
80 |
Pragmatic Play, Hacksaw, Nolimit City, Evolution |
| Cosmobet |
7,000 |
5,500 |
200 |
Evolution, Pragmatic Play, BGaming, Ezugi |
| Goldenbet |
7,000 |
5,600 |
200 |
Pragmatic Play, Evolution, Hacksaw, Nolimit City |
| Freshbet |
5,000 |
4,800 |
120 |
Thunderkick, Quickspin, Red Tiger, Evolution |
| BassWin |
5,000 |
1,500 |
90 |
Pragmatic Play, NetEnt, Novomatic, Amatic |
Players searching for UK casino sites not on GamStop often assume the game libraries will be thinner than at UKGC-regulated operators. The numbers here suggest otherwise. For live tables specifically, Cosmobet and Goldenbet match or exceed what most mainstream UK sites carry, and the slot depth at DonBet is difficult to fault. Punters drawn to non GamStop casinos for their wider game access will find the most transparency around RTP at Freshbet, whose published 96% average puts it ahead of the pack — and that matters more than it might seem at first glance. If anything, the area where non GamStop casino options still vary most is RTP transparency — and Freshbet's published 96% average is a clear differentiator among the group.
