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About

In the following article prepared by the reviewers of the gambling dictionary - Casinoz, we are going to talk about «Double Happiness» slot machine. It was developed by the specialists of Aristocrat company, but you can find this slot in different online casinos powered by NextGen Gaming software. This model is devoted to a very popular Chinese theme and pleases by a wide range of all possible features of the gameplay, which are carefully described below.

Rating
Rating
9.38/10
Users
8
9.38/10
50
Max bet
2500:1
Max payout
5
Number of reels
25
Number of lines

General description

«Double Happiness» is a slot machine with five reels and three lanes of symbols at the screen. It is possible to play by twenty five active lines only and place equal bets per each of them. 
The slot accepts 0.01, 0.02, 0.05, 0.10, 0.20, 0.25, 0.50, 1 or 2 euro per each of the lines. This way, it is possible to stake from twenty five cents to fifty euro per spin.
«Double Happiness» is provided with basic symbols, special elements, Double Roaming Wild feature, free spins, as well as the gambling feature.
The standard symbols are paid when they form solid chains of several same elements at the active lines. Such combinations have to begin from the first left reel necessarily. As usually, only the most valuable combination at each of the lines wins.
An amount of the payoff is calculated by multiplying the bet per line by the index of formed combination. It can be from x5 to x2500. Several paid combinations can be formed at different lines by results of the same spin. In such cases all charged credits are summarized.
It is possible to collect the total amount of the win immediately or to stake it in the gambling feature. This round takes place at the special screen where you can see a face-down card. You choose what to guess here: the color or the suit. If you say the color right - your payoff is doubled up. If you manage to guess the suit - number of staked credits multiplied by x4. Any mistake means you lose your bet. It is possible to play up to five times running. 
«Double Happiness» slot machine pays back 93,057% of the customers’ bets at the long gaming period.

Screenshot gallery

Symbols

The gaming symbols, which you can see at the screen of «Double Happiness» slot machine, are red Chinese lanterns, fireworks and other thinks connected with China. There is also a Chinese with a hand fan and colorful letters and numbers meaning card signs.
Such symbols as Wild (a dragon mask) and Scatter (a hieroglyph) are provided with advanced functions. Please read about them below:
  • Wild is paid on its own, but it also replaces other standard symbols in combinations when necessary. It takes part in Roaming Wild feature, which we will talk about below.
  • Scatter brings wins independently of its location at the screen. All wins are calculated by the total bet. Three, four or five Scatters trigger ten, fifteen or twenty five free spins.
The casino puts its money to the risk, but not the customer during free spins. An amount of the bet remains the same as in the previous regular round. Roaming Wild feature is in force here. Two «roaming» Wilds appear at the screen and move by one position in every new free spins. If they drop in the same cell, combinations formed with their help are calculated by x10 extra multiplier.
Scatter symbol can bring an extra payoff when it drops under such Wild. Please find details in the informational section.

Bonus games

All prize features of this slot have been already discussed above.

Jackpots

A progressive jackpot is not drawn in «Double Happiness» video slot.

Interface

You can find this model with the multi-language interface in the online casinos powered by NextGen Gaming. Actually, buttons of the control panel are user-friendly in any language.
Quantity of the active lines is always the same. It is possible to set up the bet in the special window. There is a button which places the maximal bet in one click.
The automatic game mode and sound parameters are available. This model can be launched in a flash mode which doesn't require downloading of any special software.
You can find the pay table, description of all rules, the scheme of the lines and other useful information in Rules.

Conclusion

Of course, the most interesting feature of this slot machine is the round of free spins with advanced features of Wild symbol. This game is also delightful due to the great number of paid combinations, quite high payoffs, the convenient design, the pleasant graphics and availability in the browser.
Please pay your attention that the theoretical payback index of this slot is not too high (comparing to most of other video slots). So, don't be too fascinated by real bets.

Where to play for free or real money?

Numerous online casinos are powered by NextGen software. Logos of the best of them with links to the reviewers can be found below. It is possible to test «Double Happiness» without registration by the virtual bets. Video review of this slot machine is also available at Casinoz.
Please share your impressions of this novelty in comments to the article. Your rates are also welcomed.

Players rating

8
9.38/10
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Main info
Type of game
Video slots
Manufacturer
Max bet
50
Payout percentage
93.06%
Max payout
2500 : 1
Jokers
Yes
Reels number
5
Lines number
25
Scatter
Yes
Game on equal chances
Yes
Bet line
0.01 - 2
Bonus games
No