Microgaming is the largest gambling software company today. The software graphics and sound effects are fantastic, which allows for both Auto-Play and Auto-Hold facilities. Microgaming has developed over 300 games including feature slots and 20 progressive video slots. It offers branding in games tailored to the customer  needs and consistently launch new games including four new microgaming video slot games Mardi Gras Fever Video Slot, Big Break Video Slot ,Shiver Me Feathers Video Slot and K9 Capers Slot in February 2008. Microgaming Casinos is the online casinos which use Microgaming Viper Software. All the microgaming casinos are fully licensed, mostly in Kahnawake. Payout ratio are reviewed by Independent auditor, Pricewaterhouse Coopers. All the microgaming online casino bonuses such as casino bonus, freeroll slots tournaments, casino promotions, free play casinos and free spin casinos are all listed below:

US players: Most of the microgaming casinos may have to block players from: Illinois, Indiana, Louisiana, Michigan, Nevada, New Jersey, New York, Oregon, South Dakota, Washington, Wisconsin.

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1, Play Share Group:

    Grand Mondial Casino:     $200  Free + 200 Free Spins      DOWNLOAD NOW     INSTANT PLAY

    Golden Cairo Casino:         100% Up To $/£/€250 Free       DOWNLOAD NOW     INSTANT PLAY

    Casino Share:                         $2008 Free Play Bonus        DOWNLOAD NOW     INSTANT PLAY

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2,  Belle Rock Entertainment:

     Lucky Nugget Casino:     $1000 Free Play Bonus               DOWNLOAD NOW     INSTANT PLAY

     Jackpot City Casino:         €500 Free Play Bonus                DOWNLOAD NOW     INSTANT PLAY

     River Belle Casino:        100% Match up to $100                 DOWNLOAD NOW     INSTANT PLAY

     The Gaming Club:         100% Match up to £100                 DOWNLOAD NOW     INSTANT PLAY

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3, 32 Red Group (No US Players):

     32 Red Casino:              $/£/€100  Sign up Bonus               DOWNLOAD NOW     INSTANT PLAY

     Dash Casino:                  $/£/€50  Sign up Bonus                DOWNLOAD NOW     INSTANT PLAY

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4, Jackpot Factory Group:

     All Jackpot Casino:             $200 Welcome Bonus                DOWNLOAD NOW     INSTANT PLAY

     All Slots Casino:                 $200 Welcome Bonus                DOWNLOAD NOW     INSTANT PLAY

     Wild Jack Casino:               $100  Sign Up Bonus                 DOWNLOAD NOW     INSTANT PLAY

     First Web Casino:                $75  Sign Up Bonus                  DOWNLOAD NOW     INSTANT PLAY

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5, Roxy Palace Group (No US Players):

     Roxy Palace Casino:       $/£/€100  Sign up Bonus              DOWNLOAD NOW     VISIT CASINO

     Casino Splendido:           $/£/€120  Sign up Bonus              DOWNLOAD NOW     VISIT CASINO

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6, Golden Star Lounge:

     Miami Paradise Casino:     $/£/€750 Free Play Bonus         DOWNLOAD NOW     INSTANT PLAY

     River Nile Casino:            $/£/€1000 Free Play Bonus         DOWNLOAD NOW     INSTANT PLAY

     Slots Royale Casino:           $/£/€750 Free Play Bonus        DOWNLOAD NOW     INSTANT PLAY

     Golden Riviera Casino:      $/£/€250 Free Play Bonus         DOWNLOAD NOW     INSTANT PLAY

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7, Fortune Lounge:

     Frotune Room Casino:        1000% Bonus Makeover           DOWNLOAD NOW     VISIT CASINO

     Vegas Villa Casino:            $/£/€300 Welcome Bonus          DOWNLOAD NOW     VISIT CASINO

     7 Sultans Casino:                $/£/€50 Absolutely Free            DOWNLOAD NOW     INSTANT PLAY

     Vegas Tower Casino:         $/£/€50 Live Large Bonus          DOWNLOAD NOW     VISIT CASINO  

     Desert Dollar Casino:         $/£/€90 Welcome Bonus            DOWNLOAD NOW     VISIT CASINO

     Platinum Play Casino:        $/£/€300 Starting Balance          DOWNLOAD NOW     VISIT CASINO

     Vegas Palms Casino:              200% Match Bonus                DOWNLOAD NOW     VISIT CASINO

     Royal Vegas Casino:              $/£/€300 Free Spins              DOWNLOAD NOW     VISIT CASINO

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8,  Casino Action Group:

     Golden Reef Casino:    100% Deposit Bonus up to $100      DOWNLOAD NOW     INSTANT PLAY

     Challenge Casino:        $/£/€1000 Triple Deposit Bonus       DOWNLOAD NOW     INSTANT PLAY

     Music Hall Casino:           $/£/€500 Deposit Bonus                DOWNLOAD NOW     INSTANT PLAY

     UK Casino Club:            50% Sign Up Bonus up to £125       DOWNLOAD NOW     INSTANT PLAY

     Nostalgia Casino:              £100 Welocome Bonus                DOWNLOAD NOW     INSTANT PLAY

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9, Vegas Partner Lounge:

     Crazy Vegas Casino:             $/£/€1000 Free Play                DOWNLOAD NOW     INSTANT PLAY

     Sun Vegas Casino:                $/£/€1000 Free Play                DOWNLOAD NOW     INSTANT PLAY

     Arthurian Casino:                   $/£/€750 Free Play                  DOWNLOAD NOW     INSTANT PLAY

     777 Dragon Casino:               $/£/€750 Free Play                  DOWNLOAD NOW     INSTANT PLAY

     Maple Casino:                         $/£/€300 Free Play                 DOWNLOAD NOW     INSTANT PLAY

     Casino US:                              $/£/€200 Free Play                 DOWNLOAD NOW     INSTANT PLAY

     Cinema Casino:                      $/£/€200 Free Play                  DOWNLOAD NOW     INSTANT PLAY

     Aspinalls Casino:                    $/£/€250  Free Play                 DOWNLOAD NOW     INSTANT PLAY

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10, The Palace Group(No US Players):

     Spin Palace Casino:             $/£/€1000 Free Play                DOWNLOAD NOW     INSTANT PLAY

     Ruby Fortune Casino:            $/£/€750 Free Play                DOWNLOAD NOW     INSTANT PLAY

     Mummy’s Gold Casino:         $/£/€500 Free Play                  DOWNLOAD NOW     INSTANT PLAY

     Jackpot in a Flash:             $/£/€100 Deposit Bonus             DOWNLOAD NOW     INSTANT PLAY

     Piggs Casino:                         $/£/€50 Free Bonus                DOWNLOAD NOW     INSTANT PLAY

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11, Mini Vegas Group:

     Vegas Slot Casino:              $/£/€100 Sign Up Bonus              DOWNLOAD NOW     VISIT CASINO

     Vegas Country Casino:         100% Match Up Bonus               DOWNLOAD NOW     VISIT CASINO

     Vegas Seven Casino:            $/£/€75 Sign Up Bonus              DOWNLOAD NOW     VISIT CASINO

     Vegas Joker Casino:             $/£/€70 Sign Up Bonus               DOWNLOAD NOW     VISIT CASINO

     Colosseum Casino:              $/£/€100 Sign Up Bonus              DOWNLOAD NOW     VISIT CASINO

     Grand Hotel Casino:            $/£/€100 Sign Up Bonus               DOWNLOAD NOW     VISIT CASINO

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12, Casino Rewards Group:

    Golden Tiger Casino:               1 Hour Free Spins                 DOWNLOAD NOW     INSTANT PLAY

    Strike it Lucky:                       50% Up To $/£/€20 Free          DOWNLOAD NOW     INSTANT PLAY

    Yukon Gold Casino:            100% Money Back Bonus           DOWNLOAD NOW     INSTANT PLAY

    Blackjack Ballroom:                    $500 Free Play                    DOWNLOAD NOW     INSTANT PLAY

    Zodiac Casino:                     40% Up To $/£/€40 Free           DOWNLOAD NOW     INSTANT PLAY

    Virtual City Casino:             40% Up To $/£/€40 Free            DOWNLOAD NOW     INSTANT PLAY  

    Captain Cooks Casino:              $500 Free Play                    DOWNLOAD NOW     INSTANT PLAY

    Casino Classic:                         $500 Free Play                     DOWNLOAD NOW     INSTANT PLAY

    Casino Kingdom:                  $77 Deposit Bonus                    DOWNLOAD NOW     INSTANT PLAY

    Lucky Emperor Casino:        $100  Deposit Bonus                 DOWNLOAD NOW     INSTANT PLAY

    Phoenician Casino:              $1200  Deposit Bonus                DOWNLOAD NOW     INSTANT PLAY

    Aztec Riches Casino:           $850  Deposit Bonus                  DOWNLOAD NOW     INSTANT PLAY

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13, Grand Prive Group:

     Bella Vegas Casino:        $/£/€100  Sign up Bonus                   VISIT CASINO

     Lake Palace Casino:       $/£/€100  Sign up Bonus                   VISIT CASINO   

     Jupiter Club Casino:       $/£/€100  Sign up Bonus                    VISIT CASINO

     Road House Reels:          $/£/€100  Sign up Bonus                   VISIT CASINO

     Jackpot Wheel Casino:   $/£/€100  Sign up Bonus                    VISIT CASINO

     Grand Bay Casino:             $/£/€300  Free Spins                      VISIT CASINO

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14, More Microgaming Casino Bonuses:

     Intertops Casino:             $/£/€100  Sign up Bonus                   VISIT CASINO

     Villento Casino:               $/£/€100  Sign up Bonus                   VISIT CASINO   

     Prime Casino:                  $/£/€100  Sign up Bonus                   VISIT CASINO

     Gnuf Casino:                    $/£/€70  Sign up Bonus                    VISIT CASINO

    King Neptunes Casino:    $/£/€100  Sign up Bonus                   VISIT CASINO

    Ladbrokes Casino:           $/£/€100  Sign up Bonus                   VISIT CASINO

    Canbet Casino:            100% Bonus up to £100 (€150)             VISIT CASINO