Extra Crown — Iosif Games
Designed by Anna Dudek, Slot Mathematician at Iosif Games
Extra Crown is a video slot from Iosif Games, pairing bell and black themes with 10 payways and a generous RTP of 96.35%. Whether you spin for fun or for real stakes, the math model keeps every session engaging on every spin.
At its core, Extra Crown is built around a classic spin cycle with bothway, expanding symbols and progressive jackpot. Match the symbols on the reels and trigger bonus features that can stack into big wins capped at 4800x.
Bonus features sit at the center of Extra Crown, with bothway, expanding symbols and progressive jackpot driving the momentum. Each feature adds an extra layer of anticipation — look out for the bonus symbols that unlock the most rewarding sequences.
With Med volatility, expect a balanced blend of hit frequency and win size — and the 96.35% RTP keeps the long-run return fair. The result is a math model that suits both casual sessions and longer runs.
Overall, Extra Crown by Iosif Games is a video slot that deserves a spot in any slot fan's rotation. Try the free demo to get a feel for the mechanics, then play for real money when you're ready.
Where to play for real money
| Casino | Bonus | Rating | Payout | Play now |
|---|---|---|---|---|
| Dazard | 100% up to $5000 + 100 FS | 4.6/5 | Instant | Play now |
| Leon | 120% up to $500 | 4.5/5 | 0-1 hours | Play now |
| Fresh | 300% up to $1500 | 4.5/5 | Instant | Play now |
Extra Crown specifications
| Attribute | Value |
|---|---|
| Provider | Iosif Games |
| RTP | 96.35% |
| Volatility | Med |
| Max Win | 4800x |
| Paylines | 10 |
| Layout | 5-3 |
| Min Bet | 0.10 |
| Max Bet | 100 |
| Technology | JS, HTML5 |
| Released | 2026-09-21 |
Features
Themes
More from our studio
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|---|---|---|---|---|
| Lil' Lady: Shadow Shifter | 94.01% | High | 2200x | Play |
| Double Jackpot Poker MH | 93.01% | Low-Med | 8100x | Play |
| Betano Bonanza | 96.55% | Med | 20000x | Play |
| Baba Yaga Tales Mystic Fortune | 95.66% | Med-High | 3000x | Play |
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| Fu Er Dai | 94.47% | High | 4800x | Play |
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Where to play for real money
| Casino | Bonus | Rating | Payout | Play now |
|---|---|---|---|---|
| Dazard | 100% up to $5000 + 100 FS | 4.6/5 | Instant | Play now |
| Leon | 120% up to $500 | 4.5/5 | 0-1 hours | Play now |
| Fresh | 300% up to $1500 | 4.5/5 | Instant | Play now |
| Vavada | 100% up to $1000 + 100 FS | 4.9/5 | 0-1 hours | Play now |
| 1Win | 500% up to $1000 + 200 FS | 4.8/5 | Instant | Play now |