Apollo Games

Slot Birds 81

RARE Slots Video Slots Animals Cartoon Nature

Play Slot Birds 81 slot by Apollo Games for free in demo mode! Explore RTP, bonus rounds, and key features before playing for real.

Only 0.09% of slots combine Remove Symbols and Risk/Gamble (Double) Game.

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SlotRanker Score

/ 99

05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals or paid placement.

How this score is built

RTP

92%

return to player

Volatility

Medium volatility

variance

Max win

320×

top multiplier

Min bet

$0.10

per spin

Reels

81 lines

Player rating

4.5 ★

3 votes

DEMO Play free, no signup

Apollo Games

4.5 / 5

3 ratings

User ratings are shown separately from the Slot Score unless stated otherwise.

Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.

Payouts & RTP3/10

RTP 92% → 3.0/10

Volatility8/10

medium → 8.0/10

Win Potential5/10

x320.00 (320×) → 5.0/10

Features9/10

13 features → 9.0/10

Game Mechanics5.8/10

f=13 r=4 p=81 → 5.8/10

Context signals (tie-breakers)

Layout5/10

4x3 → 5.0/10

Bet Flexibility6/10

0.1–35 (×350) → 6.0/10

Provider Reputation5.1/10

provider avg 5.1 → 5.1/10

Popularity0/10

synthetic proxy → 0.0/10

Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.

Cite this score

SlotRanker Score: 48 — Slot Birds 81 by Apollo Games

https://slotranker.com/apollo-games/slot-birds-81#score

How to cite

Spec sheet

Slot Birds 81 at a glance.

Identity

Slot nameSlot Birds 81

StudioApollo Games

Released12/20/2020

Math

SlotRanker Score48

RTP92%

VolatilityMedium volatility

Max win320×

Bet range$0.10 – $35.00

Player rating4.5 / 5 · 3 votes

Format

Reels4

Paylines81

Layout4x3

Features

Themes

Expected average based on this slot's 92% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$3.20

Cost per session$3.20

Estimate only, for entertainment purposes — treat gambling as entertainment, not a way to make money, and set a budget you can afford to lose.

How long could a bankroll last on Slot Birds 81? We simulate thousands of sessions from this game's published RTP and volatility — the long-run math, not a prediction of your next spin.

Bankroll ($)Bet per spin ($)Speed

Volatility tier: Medium

Running simulation…

How this works

Each simulated spin either misses or returns a win drawn from a log-normal distribution, with the hit rate and spread set by the slot's volatility tier (Medium). The model is calibrated so the average return equals this slot's published RTP (92.00%), with wins capped at its top multiplier (320×).

This is a simplified, parametric model of the game's math — not its real paytable. It exists to make the house edge visible over many sessions, so the numbers above are averages across thousands of runs, never a forecast of one.

This is math, not a prediction. Real sessions vary wildly, and no strategy changes a game's built-in house edge. Play for fun, set limits, and never bet more than you can afford to lose.

Compare Slot Birds 81 with other games

	Slot Birds 81 Score 48This game	Dragonz 2 Score 86	Bling Bling Penguin: Ice on the Beach Score 83	Benny The Beer Score 82	Garden Gladiators Score 82
Identity
Studio	Apollo Games	Hammertime	Games Global	Hacksaw Gaming	StakeLogic
Released	12/20/2020	11/11/2024	8/1/2024	10/5/2023	3/19/2025
Math
RTP	92%	96.3%	96.11%	96.17%	96.01%
Volatility	Medium volatility	High volatility	High volatility	High volatility	High volatility
Max win	320×	15,000×	10,000×	10,000×	10,000×
Format
Reels	4	5	5	5	5
Layout	4x3	5x3	5x3	5x5	5x3
Paylines	81	243	243	1	4096
Min bet	0.10	0.20	0.10	0.10	0.20
Max bet	35.00	5.00	20.00	10000.00	20.00
Features
Progressive	—	—	—	—	—
Wild symbol	✓	✓	—	—	—
Free spins	✓	✓	✓	✓	✓
Scatter symbol	✓	✓	✓	✓	✓
Multiplier	—	✓	—	✓	✓
Bonus game	—	✓	✓	✓	✓
Respins	—	—	—	✓	—

Every number is shown as a delta against Slot Birds 81.

Comparing against

Slot Birds 81

Apollo Games

RTP

92%

Max win

320×

Score

+ Multiplier+ Bonus Game

Bling Bling Penguin: Ice on the Beach

+ Multiplier+ Bonus Game+ Respins− Wild

+ Multiplier+ Bonus Game− Wild

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