Endorphina

Fortune Chests

Slots Video Slots Action & Adventure Treasure

Treasure slot connecting fixed-line play to three chest bonuses

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

96.08%

return to player

Volatility

—

variance

Max win

1,500×

top multiplier

Min bet

$0.05

per spin

Reels

5 lines

Player rating

4.0 ★

15 votes

DEMO Play free, no signup

Endorphina

Embed on your site

4.0 / 5

15 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 & RTP9/10

RTP 96.08% → 9.0/10

Volatility8/10imputed

imputed medium (unknown) → 8.0/10

Win Potential6.4/10

x1500.00 (1500×) → 6.4/10

Features9/10

10 features → 9.0/10

Game Mechanics6.4/10

f=10 r=5 p=5 → 6.4/10

Context signals (tie-breakers)

Layout6/10

5x3 → 6.0/10

Bet Flexibility8/10

0.05–200 (×4000) → 8.0/10

Provider Reputation6.6/10

provider avg 6.6 → 6.6/10

Popularity2.5/10

synthetic proxy → 2.5/10

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: 71 — Fortune Chests by Endorphina

https://slotranker.com/endorphina/fortune-chests#score

How to cite

Slot Summary

Hidden treasure and three separate chests give Fortune Chests its organizing idea before the main game begins. Coins travel toward the chest sharing their color and can open one of three Bonus Game routes, so Endorphina uses a direct collection cue to connect line play with feature play. High volatility, a 96.08% RTP, and an x1500.00 ceiling keep the risk profile sharp.

How It Plays

Regular spins resolve across 5 fixed paylines, while coin symbols can leave the main game and travel to the chest sharing their color. That movement connects ordinary line results to the feature layer.

After a completed win, the Risk/Gamble game offers a separate decision. The player may attempt to double the payout or collect it without taking the additional risk.

Theme & Atmosphere

Treasure is treated as a goal with three separate destinations, giving every collected coin a visible purpose beyond its immediate position in the main game.

The Action & Adventure direction comes from opening hidden chests and choosing among different reward formats, rather than from characters, combat, or a complicated narrative.

Action & Adventure Treasure

Features & Win Potential

The Additive symbol also functions as a collection marker. It can cover another symbol before moving away, revealing what was underneath while contributing to the matching chest.

The Wild Symbol supports ordinary line combinations, while Symbols collection supplies the longer-term cue. Random multiplier outcomes remain secondary to the chest selected by the collected coin.

Multiplier Wild Symbol Respins Bonus Game Symbols collection (Energy)Bonus symbols Hold and Win Random multiplier Risk/Gamble (Double) game Additive symbol

Bonus & Free Spins

One Bonus Game uses a selection format in which hidden prizes are revealed individually. The round can also award its associated fixed jackpot through successful symbol collection.

The Hold and Win round changes the task to landing and retaining prize-bearing coins. New qualifying symbols refresh the available Respins, keeping occupied positions in place.

A separate collection-based Bonus Game tracks matching coin types. Reaching the required set awards the corresponding fixed prize, while additional matching coins can add a Multiplier.

Spec sheet

Fortune Chests at a glance.

Identity

Slot nameFortune Chests

StudioEndorphina

Released9/16/2025

Math

SlotRanker Score71

RTP96.08%

Max win1,500×

Bet range$0.05 – $200.00

Player rating4.0 / 5 · 15 votes

Format

Reels5

Paylines5

Layout5x3

Features

Themes

Expected average based on this slot's 96.08% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$0.78

Cost per session$0.78

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 Fortune Chests? 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: Mediumassumed — not published for this slot

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 (96.08%), with wins capped at its top multiplier (1,500×).

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 Fortune Chests

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Compare Fortune Chests with other games

	Fortune Chests Score 71This game	Ultra Cluster Kingdom Score 92	3 Secret Cities Score 88	Bones & Bounty Score 88	Emberfall Score 88
Identity
Studio	Endorphina	GameArt	4ThePlayer	Thunderkick	SlotMill
Released	9/16/2025	9/24/2024	5/19/2021	10/18/2023	11/9/2024
Math
RTP	96.08%	—	96.5%	96.16%	96.1%
Volatility	—	High volatility	High volatility	High volatility	High volatility
Max win	1,500×	—	50,000×	25,000×	15,000×
Format
Reels	5	8	5	5	6
Layout	5x3	8x8	5x3	5x4	6x5
Paylines	5	Cluster Pays	1024	4096	Pay Anywhere
Min bet	0.05	0.2	0.1	0.2	0.2
Max bet	200	200	20	100	60
Features
Progressive	—	—	—	—	—
Wild symbol	✓	—	✓	✓	—
Free spins	—	✓	✓	✓	✓
Scatter symbol	—	✓	✓	✓	✓
Multiplier	✓	—	✓	✓	✓
Bonus game	✓	✓	✓	—	✓
Respins	✓	—	—	✓	—

Every number is shown as a delta against Fortune Chests.

Comparing against

Fortune Chests

Endorphina

RTP

96.08%

Max win

1,500×

Score

Ultra Cluster Kingdom

+ Free Spins+ Scatter− Wild− Multiplier− Respins

+ Free Spins+ Scatter− Respins

+ Free Spins+ Scatter− Bonus Game

+ Free Spins+ Scatter− Wild− Respins

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