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Rules and Gameplay

The “Birthday!” slot by ELK Studios is a vibrant and engaging game set against the backdrop of a festive birthday party. This 5-reel, 4-row slot machine is designed with mobile-first in mind, offering 178 ways to win. Players can set bets ranging from $0.10 to $50 per spin, making it accessible to both low-stakes players and high rollers. The game integrates unique mechanics and features to enhance the gaming experience, such as randomly triggered respins, free spins, and wilds, ensuring a dynamic and unpredictable gameplay each time the reels spin.

Bonus Features

“Birthday!” is packed with exciting bonus features that significantly enhance the chances of winning. Here’s a breakdown of the key bonus features:

  • Happy Spins: Randomly triggered respins that come in five different types, each hosted by a character from other ELK titles, providing various respin conditions such as spinning until a certain number of wins, a win with 5 of a kind, or a big win is achieved.
  • Free Spins: Triggered by the character Maggie, awarding 10 free spins that can be retriggered, offering an extended gameplay with more chances to win.
  • Wilds: Includes regular Birthday cake wilds and two additional types in the Free Spins feature – Sticky Wilds and Walking Wilds, adding more layers to the gameplay.

These features not only add excitement but also provide players with numerous opportunities to score big wins, keeping the game engaging and rewarding.


The symbols in “Birthday!” are carefully crafted to fit the festive theme, with a mix of low-value and high-value symbols. Here’s an overview:

  • Low-Value Symbols: Red heart-shaped balloons, green balloons, and blue balloons.
  • High-Value Symbols: Birthday logos, roses, and drinks, with the Birthday symbol being the most lucrative, offering 15x the bet for a line of 5 symbols.
  • Wilds: Regular Birthday cake wilds, along with Sticky Wilds and Walking Wilds in the bonus features.

These symbols enhance the gaming experience by perfectly blending with the theme and offering varied winning potentials.


“Birthday!” offers a medium to high variance gameplay with a maximum win potential of 5,000 times the bet. The RTP (Return to Player) is set at 96.3%, which is standard for the industry. The game’s payout structure is designed to reward players with significant wins, although the high variance means these wins may be less frequent. Players can expect a range of payouts from smaller wins in the base game to potentially life-changing sums during the bonus features.


With 178 fixed paylines, “Birthday!” offers numerous ways to win on every spin. The connecting paylines provide players with a multitude of winning combinations, ensuring that every spin has the potential to result in a payout. The diverse range of paylines compliments the game’s bonus features and symbol diversity, making every spin an exciting prospect with the chance to hit big wins.

Pros & Cons

Pros Cons
Engaging theme with innovative features High variance may not suit all players
178 ways to win Limited jackpot compared to some competitors
High-quality graphics and soundtrack ELK Studios games are less known, which might affect player trust

Minimum and Maximum Bet

The “Birthday!” slot game offers a wide betting range to accommodate all types of players. The minimum bet starts at $0.10, making it accessible for players with a lower bankroll. On the other end, the maximum bet is capped at $50 per spin, which is suitable for high rollers looking for bigger wins. This range ensures that the game can be enjoyed by everyone, regardless of their betting preferences.

Game Jackpot

The game boasts a maximum win potential of 5,000 times the bet, setting its jackpot at an enticing level for players aiming for substantial payouts. Coupled with an RTP (Return to Player) of 96.3% and medium to high variance, “Birthday!” strikes a balance between risk and reward. This variance level indicates that while wins may not occur on every spin, they have the potential to be significant when they do happen, aligning with the game’s jackpot structure.

About Provider

ELK Studios, the provider behind “Birthday!”, has established itself as a creative force in the online slot market. Since its inception, ELK Studios has been dedicated to delivering high-quality games with unique themes and innovative gameplay features. Despite facing stiff competition, the company continues to carve out a niche for itself by focusing on mobile-optimized games that engage players with their graphics, narratives, and mechanics. “Birthday!” is a testament to their commitment to excellence and innovation in game development.

How To Play

  1. Choose Your Bet: Start by selecting your bet size. You can adjust your bet from a minimum of $0.10 to a maximum of $50 per spin.
  2. Understand the Paytable: Before spinning, familiarize yourself with the game’s paytable. This will help you understand the value of each symbol and the game’s bonus features.
  3. Spin the Reels: Once your bet is set, click the spin button to start the game. The reels will spin and eventually stop to reveal the symbols.
  4. Watch for Bonus Features: Keep an eye out for the game’s bonus features, such as Happy Spins and Free Spins, which can significantly increase your chances of winning.
  5. Set a Budget: Always play responsibly by setting a budget and sticking to it. This ensures that you enjoy the game without risking more than you can afford to lose.


“Birthday!” by ELK Studios is a compelling slot game that combines an engaging theme with innovative gameplay features. Its wide betting range, substantial maximum win potential, and the incorporation of unique bonus features like Happy Spins and Free Spins make it a standout title. While it may have a high variance and a few downsides, such as its limited jackpot compared to some competitors, it offers a balanced and enjoyable experience for a wide range of players. Overall, “Birthday!” is a testament to ELK Studios’ ability to create entertaining and visually appealing slot games that appeal to diverse gaming preferences.