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TL;DR
Zillion Games at a glance
Zillion Games is a casino software provider founded 2018 in Tallinn, Estonia. Catalogue: 50+ titles. Average RTP 94%. Licensed in MGA, UKGC, Gibraltar. Jackpot record: $2M+. Rated 8.0/10 by Gambledin.
- Best For: Players who want to understand Zillion Games's catalogue depth, mechanics and casino-carriage before choosing a casino lobby
- Standout: Focused boutique-studio approach with consistent mid-volatility tuning
- Live Dealer: No live dealer — slots-only studio.
- Honest Reservation: Always verify operator-side configured RTP in the casino game-info popup — some providers ship titles with operator-selectable RTP options
- Bottom Line: Zillion Games competes in the mid-tier slot-provider segment.
Reading time: 10 min | Updated: May 2026 | Verified: May 2026
Questions This Review Answers
1When was Zillion Games founded?
2Which licences does Zillion Games hold?
3What are Zillion Games's best games?
4What is Zillion Games's RTP?
5What mechanics does Zillion Games use?
6Does Zillion Games offer live dealer?
7Which casinos use Zillion Games games?
8Are Zillion Games slots mobile-optimised?
9Does Zillion Games license Megaways?
10Does Zillion Games offer progressive jackpots?
11How does Zillion Games compare to top-tier providers?
12How is Zillion Games regulated?
13How widely is Zillion Games carried across casinos?
14What is distinctive about Zillion Games?
When was Zillion Games founded?
Zillion Games was founded in 2018 and is headquartered in Tallinn, Estonia with approximately 835 employees. Parent company: Independent. The studio currently has 50+ titles in active catalogue.
Which licences does Zillion Games hold?
Zillion Games operates under MGA, UKGC, Gibraltar regulated-market licences. RNG and game-fairness certification by independent labs such as eCOGRA, GLI (Gaming Laboratories International) and iTech Labs.
Provider-side licence numbers should be cross-checked against the regulator's public register. A provider supplying a casino that is licensed in a given regulated market typically needs an equivalent provider-side licence to operate legally there. Zillion Games's licence list is published in the regulatory section of its corporate site.
What are Zillion Games's best games?
Zillion Games ships 50+ games. Specific top picks vary by release year — check the studio's release log on its corporate site or the latest titles indexed in casino lobbies carrying the Zillion Games catalogue.
Zillion Games's catalogue size: 50+ titles. Average RTP across the catalogue: 94%. Jackpot record on Zillion Games titles is $2M+.
What is Zillion Games's RTP?
Zillion Games's average RTP is 94% (canonical-stated). Individual titles range typically from 94.0% to 97.0%; some titles ship with operator-selectable RTP options that the casino can adjust within provider-published bands.
The operator-selectable RTP variance is a material issue across several studios in the industry. The BillyBets casino review (3.8/5) flagged Pragmatic Play titles configured at the 94% option rather than the 96% headline. Verify in the casino-side game-info popup, not the provider's headline marketing material.
What mechanics does Zillion Games use?
Zillion Games's 50+-strong catalogue uses industry-standard mechanics: Free Spins with retriggers, Hold and Win variants, expanding/sticky wilds, cascading reels and bonus-buy on selected modern titles. Specific mechanic mix per title is documented in each game's info popup at the casino lobby.
Does Zillion Games offer live dealer?
No live dealer offering — slots-only studio. For live dealer, see Evolution (the live-dealer leader), Pragmatic Live (second-deepest) or Playtech Live.
Which casinos use Zillion Games games?
Zillion Games games (catalogue of 50+ titles) appear at top-rated casinos in Gambledin's catalogue including HypeKasino (4.6/5), Tsars (4.3/5), Casoo (4.2/5), BitStarz (4.4/5) and other brands carrying provider-aggregator platforms. Specific casino-carriage depends on Zillion Games's MGA, UKGC, Gibraltar licence portfolio.
Use the casino-reviews index to find which top-rated casinos carry this provider's catalogue in your jurisdiction.
Are Zillion Games slots mobile-optimised?
Yes — all modern Zillion Games releases ship as HTML5-first with both portrait and landscape orientation support. Titles render natively in iOS Safari and Android Chrome without app installs.
Does Zillion Games license Megaways?
Megaways is a Big Time Gaming patent licensed to most tier-one slot studios. Whether Zillion Games licenses Megaways depends on the studio's current BTG agreement — verify by checking the Zillion Games catalogue for "Megaways" in title names. Notable Megaways licensees include Pragmatic Play, Blueprint Gaming, Red Tiger, ELK Studios and Yggdrasil.
Does Zillion Games offer progressive jackpots?
Zillion Games's documented jackpot record is $2M+, suggesting the studio operates a network or in-game progressive framework. The largest industry progressive networks are Mega Moolah (Games Global, custodian of Microgaming's lineage), Drops & Wins (Pragmatic Play), Daily Jackpots (Red Tiger), Jackpot King (Blueprint) and Dream Drop (Relax Gaming).
How does Zillion Games compare to top-tier providers?
Zillion Games is a independent studio operating in the mid-tier slot-provider segment. With 50+ titles in catalogue, Zillion Games sits below tier-one studios on library breadth but with focused boutique-studio positioning.
How is Zillion Games regulated?
Zillion Games operates under MGA, UKGC, Gibraltar regulated-market licences. RNG and game-fairness certification by eCOGRA, GLI and iTech Labs. The full licence list and certification details are published in Zillion Games's regulatory section on its corporate site.
How widely is Zillion Games carried across casinos?
Casino-carriage depends on the provider's licence portfolio (MGA, UKGC, Gibraltar) and aggregator-platform distribution. Major aggregators (Relax Silver Bullet, Yggdrasil GATI, Pragmatic distribution) carry second-tier studios into operator lobbies on shared infrastructure. The Gambledin catalogue confirms Zillion Games carriage at top-rated brands.
What is distinctive about Zillion Games?
Zillion Games runs a 50+-title catalogue from Tallinn, Estonia since 2018 as an independent studio. Average RTP 94%. Jackpot record $2M+. The studio is licensed in MGA, UKGC, Gibraltar markets.
Browse Gambledin’s software-provider catalogue
197 provider reviews | 5,000+ slot titles | RTPs and max-win caps documented per title
Frequently Asked Questions
Are Zillion Games games available in demo / play-for-fun mode?
Yes at most casinos — Zillion Games titles ship with a demo mode that lets you play with virtual credits. Demo mode is restricted in some regulated markets (UKGC, Italian ADM) where the casino must verify your age before showing the game. Check the casino game library for the "demo" or "play for free" option.
Can Zillion Games games be played on low stake budgets?
Yes — most Zillion Games slots accept stakes from €0.10–€0.20 per spin (some from €0.01). This makes the studio accessible to recreational players; max stakes are typically €100–€500 per spin for higher-roller play within UKGC's £5 online slot stake cap where applicable.
Does Zillion Games offer tournament or leaderboard features?
Many Zillion Games titles participate in network tournaments hosted by participating casinos (free-to-enter or buy-in with prize pools). Casino-specific leaderboard mechanics integrate Zillion Games games via standard slot-tournament APIs. Check your casino's promotions page for current Zillion Games tournaments.
How often does Zillion Games release new games?
Release cadence varies — top-tier studios release 10–15 titles per month; boutique studios 1–3. Zillion Games's catalogue currently sits at 50+ titles, indicating release cadence approximately reflective of catalogue growth over the studio's operating years.
Are Zillion Games games offered with bonus-buy features?
Many modern Zillion Games titles include a "bonus buy" option (typically 60x–120x stake to instantly trigger the bonus round). Bonus-buy is prohibited under UKGC and several other tier-1 regulator rules, so the feature may be disabled on UK-facing versions of Zillion Games titles. Check the game-info popup for availability.
Does Zillion Games support multiple languages and currencies?
Yes — Zillion Games titles ship with multi-language UI (typically 15+ languages including English, German, Spanish, Portuguese, Italian, Russian, Japanese, Mandarin) and accept any casino balance currency. Localisation is set automatically by the casino lobby.
Are Zillion Games's slots typically high or low variance?
Variance varies by title rather than across the whole Zillion Games catalogue. Zillion Games publishes per-title volatility ratings (low / medium / medium-high / high) in the game-info popup. Sort by volatility in your casino's slot lobby filters to find Zillion Games titles matching your variance preference.
Can casinos modify Zillion Games's default RTP?
Sometimes — Zillion Games ships several titles with multiple operator-selectable RTP options (e.g. 94% / 95% / 96% / 97%). The operator chooses which RTP to enable. Always verify the actual configured RTP in the casino-side game-info popup, not the Zillion Games headline (94%).
Are Zillion Games games available in social or sweepstakes casinos?
Selectively — Zillion Games games are licensed to social casinos (free-to-play with virtual currency) and sweepstakes casinos (US-facing prize-redemption model) on a per-deal basis. The full Zillion Games catalogue may not be available in social/sweepstakes formats; check the specific operator's game library.
What is Zillion Games's most popular game?
Zillion Games's most-played titles vary by region. Check the "popular" or "top played" filter in your casino's Zillion Games category for current top picks; release-cadence and player preference shift the leaderboard regularly.
Does Zillion Games make branded or licensed-IP slots?
Studios in the Zillion Games segment increasingly license branded IP (TV, film, music) for select releases. Zillion Games-specific branded titles vary; check the catalogue or studio press releases for current IP partnerships. Branded slots typically carry licence-cost overhead reflected in stake/RTP economics.
Can Zillion Games games be played offline?
No — Zillion Games games are HTML5 client/server: the random-number-generation runs on Zillion Games's certified RNG server, not in the browser. Without network connectivity, no gameplay is possible. This is true of all certified casino slots — offline play would invalidate RNG fairness.
Are Zillion Games's mobile versions feature-equivalent to desktop?
Yes for modern titles — Zillion Games ships HTML5-first releases with full feature parity between desktop and mobile (portrait/landscape orientation, all bonus features, full betting range). Legacy titles (pre-2018) may have reduced mobile feature sets; check the game-info popup.
How are Zillion Games's progressive jackpot prizes calculated?
Progressive jackpots accumulate from a percentage of each bet (typically 1–5% of stake) placed across all participating casinos. The pool grows until won; on a jackpot hit, the pool resets to a seed amount and resumes growing. Zillion Games's specific progressive networks are documented in each jackpot title's rules.
Is Zillion Games suitable for new players or only experienced ones?
Most Zillion Games titles are accessible to new players — modern slot UX (auto-spin, in-game tutorials, hover-to-explain pay tables) lowers the learning curve. High-variance titles (Nolimit City-style mechanics) are better suited to experienced players who understand bankroll management for long dry spells.