Atomic City Slots

Last updated: 2026-05-11

Quick take: Good for players who want fresh demos from a newer studio — Atomic City launched in 2023, already has 20+ slots live, and built its identity around a recurring "Trio Bonus" mechanic with max wins regularly hitting 5,000–6,000× bet.

Atomic City is an online slot studio founded in 2023. The team is made up of designers and developers with decades of experience in online casino games, aiming to build slots calibrated to what online players actually want rather than what land-based machines have always done.

The catalog spans a wide range of themes — Egyptian mythology, fishing adventures, fruit machines, crime capers, Scottish tradition, Mexican festivals, and more. Most games run on a 5-reel grid, and minimum bets start low (typically 0.10–0.25 per spin), so the titles work across different bankroll sizes.

The Trio Bonus Mechanic

Several Atomic City titles carry the "Trio Bonus" label: Cash Cubes: Trio Bonus, Nest Egg: Trio Bonus, J.U.I.C.E. Trio Bonus, and Spingotts Trio Bonus are the main examples. The mechanic gives players a choice of three bonus paths with different risk and reward profiles. It is the studio's signature feature and makes these titles stand apart from standard free-spin rounds.

RTPs on Trio Bonus titles land at or above the 96% industry average. Cash Cubes: Trio Bonus carries a 96.30% RTP and a 6,000× max win. Nest Egg: Trio Bonus and J.U.I.C.E. Trio Bonus both sit at 96.41% RTP with a 5,000× top prize. Inferno Fortune — a Mexican-themed title with five fixed paylines — runs at 95.05% RTP with low-to-medium volatility, slightly below the industry average.

Popular Atomic City Slots

• Atomic Monkey
• Big Fishin' Bounty
• Blitz of Olympus
• Cash Cubes: Trio Bonus — 96.30% RTP, 6,000× max win
• Cheeky Fruits 6 Royale
• Crazy Cash
• Double Trouble
• Funkfest Bonanza
• Inferno Fortune — 95.05% RTP, low-medium volatility
• J.U.I.C.E. Trio Bonus — 96.41% RTP, 5,000× max win
• Locktoberfest
• Lucky Piper
• Midnight Jackpots 5000
• Midnight Purrsuit
• Mummy Mia
• Nest Egg: Trio Bonus — 96.41% RTP, 5,000× max win
• Scarab Rising
• Spingotts Trio Bonus
• TNT Extravaganza

Availability and Updates

Atomic City titles appear across more than 1,400 online casinos globally. All games are fully mobile-optimized and run on smartphone, tablet, and desktop without quality loss or separate downloads.

The studio releases titles at a steady pace — Double Trouble landed in January 2026, keeping the catalog active. For players who like sampling a growing studio while it still feels fresh, Atomic City is worth checking back on.

Further reading: BeGambleAware resources, Gambling Commission guidance