Free slot demo · player guide
Diamond Miner DuoMax
Dig deep underground for the biggest diamonds in Diamond Miner DuoMax! This gem mining themed slot from Reflex Gaming features 243 win-ways, cascading reel wins; an insane Free Spins feature with progressive DuoMax win multiplier; and also a TNT reel modifier with explosive potential!
18+ · free play · no account or deposit
Game details checked 21 Aug 2026How we check games
60-second guide
What matters at a glance
Free play
Play Diamond Miner DuoMax here
Open the game below to check its pace, controls and features. Free play stays on SlotsCollector.
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Game overview
What is Diamond Miner DuoMax?
Dig deep underground for the biggest diamonds in Diamond Miner DuoMax! This gem mining themed slot from Reflex Gaming features 243 win-ways, cascading reel wins; an insane Free Spins feature with progressive DuoMax win multiplier; and also a TNT reel modifier with explosive potential! The maths model and overall design will appeal to core and casual players alike, with high levels of feature activity, and high volatility excitement.
How it plays
How the game is set up
Diamond Miner DuoMax is listed as a Video Slot from Reflex Gaming.
Details in progress
More gameplay details are being checked
Use the available facts and free demo on this page while we confirm the remaining mechanics.
Before you play
Does Diamond Miner DuoMax match what you want?
Judge the format and features first. Theme alone tells you very little about how a game feels.
What this game offers
- Video Slot format from Reflex Gaming
- High volatility
What to check first
- This page lists RTP at 90.5–96%; confirm it in the version you open.
- Casino stake limits and feature settings may differ from the free-play version.
- Free play shows the mechanics, but it cannot predict a future result.
Quick answers
Diamond Miner DuoMax FAQ
Clear answers based on the game information and demo status available today.
Can I play Diamond Miner DuoMax for free?
Yes. Select “Play free demo” to open Diamond Miner DuoMax on this page without an account or deposit.
What type of game is Diamond Miner DuoMax?
Diamond Miner DuoMax is listed as a Video Slot from Reflex Gaming. The confirmed features are listed above.
What is the RTP of Diamond Miner DuoMax?
The RTP shown for Diamond Miner DuoMax is 90.5–96%. A casino may offer a different configuration, so confirm the value in the in-game information screen.
Can I play for real money here?
No. SlotsCollector provides game information and free demos only; it does not accept bets or deposits.
Game facts
Diamond Miner DuoMax numbers and features
These are the details currently confirmed for this game. Check the in-game information before using real money.
Payouts & risk
- RTP options
- 90.5–96%
- Volatility
- High
- Maximum win
- €500,000
Release & devices
- Release date
- 21 May 2024
More to play
More games from Reflex Gaming
Check real-money availability
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