Happy Birthday

Happy Birthday Slot: Comprehensive Data Analysis

Core Game Specifications

Attribute	Value
Developer	Eyecon
Theme	Birthday party, Festive, Colorful
Layout	5×3
Paylines	25
Bet Range	0.01–12.50 (currency units)
Core Mechanics	Wild symbol doubles wins, Scatter triggers free spins with 3× multiplier, Retriggerable free spins up to 15 times, Adjustable paylines
Developer	Eyecon
Platform	HTML5, desktop and mobile compatible

Mathematical & Payout Model

Symbols & Paytable Hierarchy

Tier	Symbol(s)	Function & Value
Low Tier	music note, gift, party hat, party blower	Provides small, frequent wins to maintain gameplay.
Mid Tier	cupcake, bouquet	Thematic items offering moderate payouts.
High Tier	hippo, panda, champagne, heart balloons	Highest paying symbols. Top hits available with full combinations.
Wild	streamers	Acts as a substitute / feature trigger per game rules.
Scatter	birthday cake	Triggers free spins / bonus round when enough appear.

Happy Birthday Bonus Features Mechanics

Feature	Trigger	Initial Award	Core Mechanic	Enhancement/Retrigger
Free Spins	Landing 3 or more birthday cake scatters	15 free spins	All wins during free spins are tripled	Retriggerable up to 15 times
Wild Multiplier	Wild (streamer) in winning combination		Doubles the line win

Frequently Asked Questions (FAQ)

How do I trigger free spins?	Land three or more birthday cake scatter symbols anywhere on the reels to trigger 15 free spins.
Can free spins be retriggered?	Yes. Landing three or more scatters during free spins retriggers the feature up to 15 times.
What does the wild symbol do?	The streamer wild substitutes for other symbols except scatter and doubles any win it contributes to.
What is the RTP of the game?	The return to player is 95.4%.
What is the maximum win?	The maximum win is 9500× the line bet.

Happy Birthday Performance Summary: Strengths vs. Weaknesses