Octoplay

Big Bang Bonus: Hold & Win

Octoplay Hold and Win slot with persistent Dynamite levels

SlotRanker Score

/ 99

05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals, and it cannot be bought.

How this score is built

RTP

95.77%

return to player

Volatility

Low/Medium

variance

Max win

5,050×

top multiplier

Min bet

$0.10

per spin

Reels

20 lines

Player rating

4.9 ★

17 votes

DEMO Play free, no signup

Octoplay

Embed on your site

4.9 / 5

17 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 & RTP8/10

RTP 95.77% → 8.0/10

Volatility6/10

low → 6.0/10

Win Potential7.4/10

x5050.00 (5050×) → 7.4/10

Features9.5/10

11 features → 9.5/10

Game Mechanics7.1/10

f=11 r=5 p=20 → 7.1/10

Context signals (tie-breakers)

Layout5/10

3x5 → 5.0/10

Bet Flexibility8/10

0.1–150 (×1500) → 8.0/10

Provider Reputation6.1/10

provider avg 6.1 → 6.1/10

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: 64 — Big Bang Bonus: Hold & Win by Octoplay

https://slotranker.com/octoplay/big-bang-bonus-hold-and-win#score

How to cite

Slot Summary

A five-reel, 20-line format gives Octoplay a simple base for Big Bang Bonus: Hold & Win, but its 95.77% RTP is only one part of the math. The larger distinction is a persistent five-level Dynamite system: completing the Hold and Win round advances the saved level for the same stake setting, allowing stronger multipliers on later bonus symbols. That makes repeated feature entries matter to one another instead of functioning as isolated events.

How It Plays

Base play evaluates combinations across 20 fixed paylines. Gold Pan, Mystery, and Jackpot symbols may appear among ordinary results, but their cash values are collected only after entry into Hold and Win.

The stake range runs from 0.1 to 150. Dynamite progress is stored separately for the selected stake setting, so changing the wager can also change which saved bonus level is active.

Features & Win Potential

The Mystery Symbol can reveal cash values, while Random Multipliers increase eligible symbol prizes. Fixed Jackpots provide named awards rather than a pooled prize that changes with outside play.

Bonus Bet changes the price and access profile of ordinary spins. Wild Symbols remain part of the line game, while Bonus symbols and Sticky Symbols direct attention toward the separate Hold and Win round.

Multiplier Wild Symbol Respins Bonus Game Bonus symbols Hold and Win Bonus Bet Random multiplier Fixed Jackpots Mystery symbol Sticky Symbols

Bonus & Free Spins

Six or more qualifying symbols guarantee Hold and Win. The round begins with three Respins, and every new non-empty symbol becomes Sticky and resets the remaining Respins to three.

Five Dynamite levels connect separate bonus entries at the same stake. Each completed round advances one level, and the active level determines the multipliers available on Gold Pan, Mystery, and Fixed Jackpot symbols.

Spec sheet

Big Bang Bonus: Hold & Win at a glance.

Identity

Slot nameBig Bang Bonus: Hold & Win

StudioOctoplay

Released10/12/2025

Math

SlotRanker Score64

RTP95.77%

VolatilityLow/Medium

Max win5,050×

Bet range$0.10 – $150.00

Player rating4.9 / 5 · 17 votes

Format

Reels5

Paylines20

Layout3x5

Features

Themes

Expected average based on this slot's 95.77% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$1.69

Cost per session$1.69

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 Big Bang Bonus: Hold & Win? 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-Low

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-Low). The model is calibrated so the average return equals this slot's published RTP (95.77%), with wins capped at its top multiplier (5,050×).

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.

Where to play Big Bang Bonus: Hold & Win

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Casino availability depends on where you play from. We only show casinos that accept players from your country.

Compare Big Bang Bonus: Hold & Win with other games

	Big Bang Bonus: Hold & Win Score 64This game	Burning Sun Score 77	Hyper Gold All In Score 72	H.O.P.E. Score 70	Total Eclipse Score 70
Identity
Studio	Octoplay	Wazdan	Gameburger Studios	Nemesis Games Studio	Apparat Gaming
Released	10/12/2025	10/14/2022	5/2/2024	10/17/2021	6/9/2022
Math
RTP	95.77%	96.12%	96%	96.6%	96.04%
Volatility	Low/Medium	High volatility	High volatility	—	—
Max win	5,050×	5,000×	4,000×	—	12,500×
Format
Reels	5	5	5	5	5
Layout	3x5	5x3	5x3	5x3	5x3
Paylines	20	0	20	25	10
Min bet	0.1	0.1	0.2	0.1	0.1
Max bet	150	1	5	125	20
Features
Progressive	—	—	—	—	—
Wild symbol	✓	✓	✓	✓	✓
Free spins	—	—	✓	✓	—
Scatter symbol	—	—	✓	✓	—
Multiplier	✓	✓	✓	—	—
Bonus game	✓	✓	✓	✓	—
Respins	✓	✓	—	—	✓

Every number is shown as a delta against Big Bang Bonus: Hold & Win.

Comparing against

Big Bang Bonus: Hold & Win

Octoplay

RTP

95.77%

Max win

5,050×

Score

+ Free Spins+ Scatter− Respins

+ Free Spins+ Scatter− Multiplier− Respins

− Multiplier− Bonus Game

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