This year's five best nine-line online slot machines

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Online slots with multiple active paylines are some of the most popular online casino games. They offer more ways to win and increase the stake for each spin. Online slots without deposit bonuses are available for free.

Deco Diamonds Deluxe Slot offers players the chance to win big with every spin. The game is played on a 5x3 reel set and contains nine paylines. It has a theoretical return-to-player (RTP) rate of 96.01% and a maximum win of 250,000 coins.

Big Kahuna is one of the most popular online slot games featuring five reels, nine lines and a maximum jackpot of $5,000. The game's theme is based on Polynesian culture and the symbols include volcanoes, tribal masks and tropical fruits.

Break Da Bank Again Respin is one of the most popular online slots games. It features five reels and nine paylines and the maximum jackpot is 250,000 coins. The game also has a respin feature, which allows players to respint any reel for an additional fee.

Cool Buck 5 Reels is an online slot from Microgaming. It has a traditional 3x5 layout and 9 lines. Players can bet up to 5 coins per line. The game's symbol includes cherries, bars, lucky sevens and the Cool Buck logo.

Mega Moolah Summertime is a five-reelive online slot game featuring nine paylines. The game's theme is based on a summertime carnival. Players spin the reels and hope to match symbols from left to right on one of the game’s nine Paylines to win a progressive jackpot.

This year's five best nine-line online slot machines are:  “The Game’s” “Nine-Line Slots‘ are popular because they offer more pay-outs and bonus features. They are also user-friendly with easy-to-understand controls and simple gameplay.