Top casinos with bonuses on second deposit · Page 4 of 12

Casino Action

Jump into the Action with up to €1,250 in bonuses!

Welcome offer:

100% Bonus up to

€150

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Casino Action

Jump into the Action with up to €1,250 in bonuses!

  • 100% Bonus up to €150 with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Estonian players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required · Optional game downloads available
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at Casino Action
  • Over €2,213,047 in Progressive Jackpots
  • Available in multiple languages, including English
  • Tested and certified by Casino Bonus Center · Rating: 4/5
  • Popularity: This offer has been claimed by 60 visitors so far this month.
  • 39 Game Providers: Ino Games, Real Dealer Studios, Neon Valley, Nailed It!, Gameburger Studios, Infinity Dragon, Snowborn Games, SlingShot, Switch Studios, Games Global, Triple Edge, Buck Stakes, and others.

Cosmo Casino

Unlock 150 Jackpot Spins Today for Only €10!

Welcome offer:

150

Free Spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Cosmo Casino

Unlock 150 Jackpot Spins Today for Only €10!

  • 150 Free Spins with your first deposit (New customers)
  • Bonus available on your second purchase
  • Estonian players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required · Optional game downloads available
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at Cosmo Casino
  • Over €2,213,047 in Progressive Jackpots
  • Available in multiple languages, including English
  • Tested and certified by Casino Bonus Center · Rating: 4/5
  • Popularity: This offer has been claimed by 53 visitors so far this month.
  • 39 Game Providers: Snowborn Games, High Limit Studio, Circular Arrow, Barstruck, Triple Edge, Buck Stakes, Nailed It!, NorthernLights Gaming, Pragmatic Play, OnAir Entertainment, Area Vegas, Oros Gaming, and others.

Golden Tiger

Take €1,500 in Bonuses and Win Big with the Golden Tiger’s Luck

Welcome offer:

100% Bonus up to

€100

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Golden Tiger

Take €1,500 in Bonuses and Win Big with the Golden Tiger’s Luck

  • 100% Bonus up to €100 with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Estonian players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required · Optional game downloads available
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at Golden Tiger
  • Over €2,213,047 in Progressive Jackpots
  • Available in multiple languages, including English
  • Tested and certified by Casino Bonus Center · Rating: 4/5
  • Popularity: This offer has been claimed by 75 visitors so far this month.
  • 39 Game Providers: Snowborn Games, Flip Five Gaming, Neko Games, SlingShot, Infinity Dragon, Blue Ring Studios, Pragmatic Play, Switch Studios, OnAir Entertainment, Gameburger Studios, Oros Gaming, Almond Gaming, and others.

ReloadBet

Online Sports and Casino Betting · €1,000 Welcome Bonus!

Welcome offer:

100% Bonus up to

€300

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

ReloadBet

Online Sports and Casino Betting · €1,000 Welcome Bonus!

  • 100% Bonus up to €300 with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • ReloadBet offers exclusive bonuses for CasinoBonusCenter visitors
  • Estonian players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at ReloadBet
  • Online sports betting
  • Over €13,842,692 in Jackpots by Games Global
  • Available in multiple languages, including English
  • Tested and certified by Casino Bonus Center · Rating: 3.9/5
  • Popularity: This offer has been claimed by 563 visitors so far this month.
  • 32 Game Providers: Play n GO, 3 Oaks Gaming, iSoftBet, Salsa Technology, Yggdrasil Gaming, Evolution Gaming, Red Tiger, Spribe, BRAGG, Blueprint Gaming, Playtech, Vibra Gaming, and others.

JooCasino

Begin Your Ocean Adventure with €6,000 in Bonuses

Welcome offer:

100% Bonus up to

€1,000

+ 100 Free Spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

JooCasino

Begin Your Ocean Adventure with €6,000 in Bonuses

  • 100% Bonus up to €1,000 + 100 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Estonian players are accepted
  • Exclusive Top Bonuses – Available in Estonia and Selected Countries!
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at JooCasino
  • Available in multiple languages, including English
  • Rating: 3.9/5
  • 96 Game Providers: Gaming Corps, BGaming, Absolute Live Gaming, GameArt, Igrosoft, TaDa Gaming, SmartSoft Gaming, Push Gaming, Hacksaw Gaming, 1X2gaming, Revolver Gaming, 3 Oaks Gaming, and others.

Slotimo

Unlock a world of gaming with up to €1,000 free in bonuses!

Welcome offer:

100% Bonus up to

€300

+ 25 Free Spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Slotimo

Unlock a world of gaming with up to €1,000 free in bonuses!

  • 100% Bonus up to €300 + 25 Free Spins with your first deposit (New customers)
  • Bonus Code: 300WEL25
  • Bonus available on your second and third deposit
  • Estonian players are accepted
  • Play instantly in your browser – No installation required
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at Slotimo
  • Online sports betting
  • Available in multiple languages, including English
  • Tested and certified by Casino Bonus Center · Rating: 3.9/5
  • Popularity: This offer has been claimed by 70 visitors so far this month.
  • 79 Game Providers: Atomic Slot Lab, Spribe, Relax Gaming, Yggdrasil Gaming, VIVO Gaming, Hacksaw Gaming, Wazdan, Foxium, Golden Hero, Evoplay, Gong Gaming, Big Time Gaming, and others.

Merlin Casino

Feel the Spell of Big Wins with Wager-Free Bonuses, Free Spins & Daily Promotions

Sign-up Bonus:

20

Free Spins

No deposit required

Terms & Conditions apply ·  Play responsibly

Merlin Casino

Feel the Spell of Big Wins with Wager-Free Bonuses, Free Spins & Daily Promotions

  • 20 Free Spins · No deposit required
  • Bonus Code: SPINS20
  • 120% Bonus up to €240 + 100 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Merlin Casino offers exclusive bonuses for CasinoBonusCenter visitors
  • Estonian players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at Merlin Casino
  • Online sports betting
  • Available in multiple languages, including English
  • Rating: 3.9/5
  • Popularity: This offer has been claimed by 325 visitors so far this month.
  • 125 Game Providers: Wizard Games, Peter and Sons, Betsolutions, Aviatrix, Yggdrasil Gaming, Eurasian Gaming, Nemesis, SpinLogic, Red Rake, Mr Slotty, UpGaming, Fazi Interactive, and others.

Top 10 Online Casino Bonuses in Estonia (August 2025)

Expert-Rated Real Money Casinos with Top Bonuses

Looking for the best online casinos in Estonia? Our expert team has tested and reviewed hundreds of real money gambling sites to bring you the top 10 choices for August 2025. JooCasino, 888Casino, and Zodiac Casino lead our rankings, standing out for their extensive selection of high-paying slots, immersive live dealer tables, exclusive bonuses, and lightning-fast payouts.

Most Popular Online Casinos in Estonia

Curious which brands stand out among Estonian players right now? Here are the top 3 most popular online casinos in the last 30 days—each trusted for their excellent bonuses, diverse games, and reliable payouts:

  1. LSbet – Ranked as the #1 most popular online casino among Estonian players this month. Check why LSbet is so popular in Estonia
  2. 888Casino – Holds the #2 spot in popularity with Estonian players for August 2025. See Current Bonuses at 888Casino
  3. Rollino – Currently ranked #3 among Estonia’s most played online casinos. View Available Promotions at Rollino

Browse our expert-ranked list below and claim your exclusive welcome bonuses today!

Online Casinos EstoniaWelcome Bonus

Open Sunken Chests for €6,000 in Rewards!

Bonus of 100% up to €1,000 + 100 Free Spins

Get a Free Spin on the Wish Wheel

Bonus of 100% up to €1,000

80 chances to be a millionaire for €1

80 Free Spins

The best games, all in a safe place

20 Free Spins

50 Free Spins for New Players!

Bonus of 100% up to €300

Casino Fun, Beach Vibes, Gangster Style

Bonus of 225% up to €1,000 + 100 Free Spins

Exclusive 200% Bonus

Bonus of 200% up to €200

Get 150 chances to become a millionaire

150 Free Spins

Bonus up to €3,500 + 1,000 Free Spins

Bonus of 100% up to €500 + 200 Free Spins

€3,625 in Bonuses + 350 Free Spins

Bonus of 200% up to €500 + 100 Free Spins

* Terms & Conditions Apply ·  Play responsibly

With nearly two decades of experience in the industry, CasinoBonusCenter.com has been analyzing and comparing online casinos since 2006. Our dedicated team of professionals has handpicked the most trusted casinos for Estonian players to ensure you get the biggest sign-up bonuses, top-tier games, and the most rewarding loyalty programs.