Mystery 7s Slot - Review, Free & Demo Play

In order to start playing Mystery 7s right now, follow our instructions:

• Launch the game and wait while it’s loading
• Find and click ‘i’ to check out the slot’s paytable and available bonuses
• Use the triple-bar button to adjust the game’s volume and sounds
• Set your total bet between €0.25 and €25
• Click the green circular arrow button, and the first round will start

Mystery 7s is a video slot with 5 reels, 3 rows, and 25 fixed paylines. Before you start spinning the slot, you have to select the coin value below the reels. Given that the slot has 25 fixed paylines, each spin will cost you 25x your selected coin value. There are several bonus features that you can activate throughout your game in order to increase the winning potential of your bets. We will talk about the bonuses available in Mystery 7s in a separate section of this review.

RTP and volatility of any online slot machine can demonstrate possible payouts and frequency of winning combinations whenever you make your spins in a slot. Don’t forget that these factors are only theoretical and can change depending on active bonus features that can greatly increase the winning potential of your wagers. Mystery 7s has an RTP of 97.4%, which is slightly higher than the industry’s average that’s set at 96%. Besides, the combination of quite high RTP and medium volatility create the possibility for frequent small payouts. Don’t waste your chance to activate as many bonus features as possible in order to make your spins in Mystery 7s even more profitable.

If you want to play Mystery 7s using your Android or iOS device, that won’t be a problem. Thanks to the latest Javascript and HTML5 technologies, this slot machine is fully compatible with all mobile devices. Just launch the slot in your mobile browser and enjoy your spins without any additional downloads.

iSoftBet is a prominent and highly reputable slot provider that has been operating in the industry since 2010. Given that it has such impressive experience in developing slot machines, no wonder why all new products by iSoftBet always get highly praised by gamblers and casino reviewers all over the world. If you choose to place your bets in video slots by iSoftBet, you can always benefit from such lucrative bonus features as bonus games, free spins, stake multipliers, expanding symbols, and more.

Bonus Round

The Bonus round in Mystery 7s is activated by 3, 4, or 5 Bonus symbols on the reels. This feature gives you a chance to win up to a 600x stake multiplier or Free Spins and bet multipliers up to 5x. During the Free Spins round, all bonus symbols appearing on a gameboard will pay out as Scatters.

Free Spins

As soon as you activate the Free Spins round in Mystery 7s, all Bonus symbols in the view will start paying out as Scatters with the following values:

• 2x total bet for 3 symbols
• 15x total bet for 4 symbols
• 30x total bet for 5 symbols

Now that you’re familiar with game mechanics and all the bonus features of Mystery 7s, it’s time to check out this slot machine yourself. In case you’re not ready to play for real money yet, just launch our free demo version displayed below and try out this slot machine just for fun.

The top win in Mystery 7s is 2,000x your stake, which is reasonable since this is a slot with high RTP and medium volatility. However, we are sure that this jackpot can jump much higher if you actually get an advantage of all bonus games, free spins, and stake multipliers available in the slot. The sky is the limit, so go grab your wins!