Underground
Play Underground slot by Aiwin Games for free in demo mode! Explore RTP, bonus rounds, and key features before playing for real.
The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals or paid placement.
Why this score
Partial data (57%)Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.
Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.
SlotRanker Score: 49 — Underground by Aiwin Games
https://slotranker.com/aiwin-games/underground#scoreCompare Underground with other games
 Underground Score 49This game |  The Cage Score 87 |  Skeleton Key Score 76 |  Mining Rush Score 74 |  Mystery Mine Score 70 | |
|---|---|---|---|---|---|
| Identity | |||||
| Studio | Pragmatic Play This provider has been reviewed and approved by the SlotRanker team. What does this mean? | ||||
| Released | — | 6/20/2023 | 12/17/2020 | 12/6/2024 | 4/20/2023 |
| Math | |||||
| RTP | — | 96.05% | 96% | 95.49% | 95.44% |
| Volatility | — | High volatility | Medium volatility | High volatility | Medium volatility |
| Max win | — | 25,000× | 83,333× | 10,000× | 10,400× |
| Format | |||||
| Reels | 5 | 5 | 5 | 6 | 5 |
| Layout | 5x3 | 5x5 | 5x3 | 6x5 | 5x3 |
| Paylines | 15 | 5184 | 243 | 0 | 25 |
| Min bet | 0.05 | 0.20 | 0.10 | 0.20 | 0.25 |
| Max bet | 750.00 | 100.00 | 300.00 | 5.00 | 120.00 |
| Features | |||||
| Progressive | — | — | — | — | — |
| Wild symbol | ✓ | ✓ | ✓ | — | — |
| Free spins | ✓ | ✓ | ✓ | ✓ | ✓ |
| Scatter symbol | ✓ | ✓ | ✓ | ✓ | ✓ |
| Multiplier | — | ✓ | ✓ | — | — |
| Bonus game | ✓ | — | — | — | — |
| Respins | — | — | — | — | ✓ |
Every number is shown as a delta against Underground.
Questions & Answers
Underground FAQ
Absolutely. Underground includes a no-cost demo version you can launch instantly.
Yes, the mobile version of Underground offers the same features as desktop.
You can enjoy Underground for real cash at a wide range of online casinos.
Unfortunately, Bonus Buy is not available in Underground.
Free Spins are part of the gameplay in Underground.
The Megaways mechanic isn't used in Underground.
No, Underground does not include a progressive jackpot.
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