Dolphin's Pearl

Dolphin's Pearl is a Greentube slot, and its 300SPINS™ profile is closest to Balance.

The slot is built on a 5x3 reel grid with 10 paylines and offers a theoretical maximum win of x4,638.

It also comes with special features such as Gamble Feature and Global Multiplier, adding a higher-risk choice after wins and multiplier-driven win scaling.

Verdict

BALANCE

Recommended for players who want a balanced first-session rhythm without leaning too far in either direction.

Player Fit Spectrum

CasualBalanceHardcore

Relative Strength: Free Spin Hit Rate

Free-spin access is this session’s clearest strength, making the bonus feature feel more reachable.

Relative Weakness: Big Win Dependency

Watch out if you want the session to be shaped by large standout wins; high-value win dependency is the softest part.

Experienced RTP Deviation

This slot shows a large deviation from the average and is expected to display both sides of the experience: large wins and high losses.

This 300 spins

56.56%

All-review average

98.89%

Deviation from average

42.81%

Closer to averageFurther from average

This analysis does not evaluate the slot's theoretical RTP or long-run return. It only measures how far the total return recorded in this 300-spin session was from the average of other eligible 300SPINS™ reviews conducted with the same method. A larger deviation may suggest a wider range of outcomes, but it does not establish the slot's actual volatility or predict future results.

Specifications

Characteristic

BALANCE

User Rating

3.2

Free Spin

1 Trigger

Jackpot

None

Reel Config

5x3

Paylines

10 Lines

RTP

95.13%

Volatility

High

Max Win

4,638x

Bonus Buy

-

Demo Play

Dolphin's Pearl by Greentube

Dolphin's Pearl by Greentube

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Balance Chart: 300SPINS™ Review

Balance Timeline

300 Paid Spins

Free Spin Analysis: 300SPINS™ Review

Free Spin Profile

Dynamic Experience

Free spins were rare, so the feature felt more like a special moment than a regular part of the session. This creates a more dynamic free-spin experience, where waiting for the feature becomes part of the tension.

Free Spin Comparison

HARDCORE+

Free spin profile chart for Dolphin's Pearl. Free spins triggered once during our 300-spin session. The field average is 1.90. Free spin payout averaged 47.0x, against a field average of 63.2x.

Free Spin Hit Rate

Natural free spin triggers during 300 paid spins

1

TOP 20
5
SLOT
1
AVG.
2
BOTTOM
0

Free Spin Payout Multiplier

Average payout multiplier per free spin trigger

47.0x

TOP 20
178.2x
SLOT
47.0x
AVG.
63.2x
BOTTOM
12.3x

Free Spin Quadrant

STRONG

Hit Rate Analysis: 300SPINS™ Review

Play Rhythm

Dynamic Experience

Profitable hits stood out more clearly, so the session felt shaped by meaningful wins rather than simple hit count. This creates a more dynamic play rhythm, where fewer but more meaningful moments carry the experience.

Rhythm Comparison

HARDCORE

Rhythm comparison chart for Dolphin's Pearl. Hit Rate is 30.7% against a field average of 27.3%, while Profit Hit Rate is 13.0% against a field average of 10.8%.

Hit Rate

Any winning paid spin

30.7%

TOP 20
44.7%
SLOT
30.7%
AVG.
27.3%
BOTTOM
12.8%

Profit Hit Rate

Paid spins returning more than the bet

13.0%

TOP 20
17.1%
SLOT
13.0%
AVG.
10.8%
BOTTOM
5.9%

Rhythm Quadrant

PROFIT

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Payout Analysis: 300SPINS™ Review

Payout Profile

Steady Experience

The largest payout moment stayed modest, so the session did not rely on a major single-spin peak. This creates a steadier payout profile, where the session feels less dependent on sudden payout swings.

Payout Comparison

CASUAL

Payout comparison chart for Dolphin's Pearl. Max Payout is 47.0x against a field average of 100.0x, while Avg Payout is 0.57x against a field average of 0.99x.

Max Multiplier

Largest payout from a single paid spin

47.0x

TOP 20
294.1x
SLOT
47.0x
AVG.
100.0x
BOTTOM
17.9x

Average Multiplier

Average payout per paid spin

0.57x

TOP 20
1.91x
SLOT
0.57x
AVG.
0.99x
BOTTOM
0.46x

Payout Quadrant

STEADY

Dependency Analysis: 300SPINS™ Review

Dependency Profile

Balanced Experience

Free spins contributed a meaningful share of the total payout, but they did not fully define the result. This creates a balanced dependency profile, with meaningful standout moments but not total reliance on them.

Dependency Comparison

NEUTRAL

Dependency comparison chart for Dolphin's Pearl. Free Spin Dependency is 27.7% against a field average of 27.8%, while Big Win Dependency is 27.7% against a field average of 49.8%.

Free Spin Dependency

Share of total payout that came from free spins

27.7%

TOP 20
68.8%
SLOT
27.7%
AVG.
27.8%
BOTTOM
0.0%

Big Win Dependency

Share of total payout that came from larger standout wins

27.7%

TOP 20
71.7%
SLOT
27.7%
AVG.
49.8%
BOTTOM
30.5%

Dependency Quadrant

STEADY

Feature Highlight: Gamble Feature

The Gamble Feature is an optional mini-game that becomes available after a winning spin, allowing the player to risk their prize money for a chance at a larger reward instead of collecting it. It proceeds in a 'Double or Nothing' manner, offering players the chance to turn small wins into big ones, along with the high-stakes thrill of potentially losing everything.

Feature Highlight: Global Multiplier

A Global Multiplier is a powerful system, primarily used in bonus rounds like free spins, which refers to a single, unified multiplier that is applied to all winnings that occur during that round. The core of this feature is that it is not tied to a specific symbol like a 'Multiplier Wild' or to a specific position like a 'Positional Multiplier', but acts as a 'Global' rule that governs the entire round, fundamentally amplifying the value of every win.

User Rating

Community Score

3.2

/ 5.0

Based on 25 community ratings. User ratings are shown separately from our 300SPINS™ session data.

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About 300SPINS™ Reviews

300SPINS™ reviews are manually checked reports built around a consistent first-session test. The data comes from our own actual play sessions, not from provider sheets or third-party result feeds. Each review analyzes nine session metrics to describe how the slot behaved during our test run. These results do not represent the full mathematical profile of the game, so they should be read as structured first-session evidence rather than a final verdict on every possible outcome.

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