Engine studio

Harmonica

Harmonica is all about bringing fresh energy to slot gaming. We combine unique themes, creative mechanics, and exciting features to build memorable experiences on Stake Engine. Our mission is simple: make games that stand out and are genuinely fun to play.

On Engine since Oct 13, 2026· 20dLive games 3Catalogue 3Engine rank #280of 1,818 · 30d

Available onStake exclusive

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Studio grade

Not graded yet — a studio needs five graded Engine games for a grade.

Grades by BonusHunt.gg

Performance

Wagered on Harmonica

Turnover

—

Bets

—

Unique players

—

Average bet

$1.35

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Est. studio earnings

$750

10% share · 100% priced

Games played

$79.48 per player

Peak $113.18K · Oct 26

Where it ranks among Engine studios · 30d

#280

Turnover

of 1,818 · top 16%

#269

Bets

of 1,819 · top 15%

#59

New

of 498 · top 12%

#189

Players

of 1,818 · top 11%

#605

Average bet

of 1,762 · top 35%

Activity

When players bet

0003060912151821

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Fewer betsMoreTimes in your time (UTC)

Busiest slot

Mon 22:00

Busiest day

Tuesday

Weekend share

5.5%

28.6% if even

Quietest hour

18:00

Markets

Player markets

1
United States34%
$75.9K
2
Türkiye11%
$25.1K
3
Norway9.9%
$21.9K
4
Canada8.0%
$17.7K
5
Argentina4.9%
$10.8K
6
Germany4.1%
$9.2K
7
Hong Kong SAR China3.7%
$8.1K
8
Austria1.7%
$3.8K

91 countries · 30d · 22.3% outside the top 8Largest market holds 34.2%

Catalogue

Every one of its 3 games

#	Game
1	New Live6 ways to play	A82	$149.3K	1.9K	$1.39	96.70%	25k×1 in 871	Oct 26, 2026
2	New Live8 ways to play	B67	$62.9K	860	$1.51	96.50%	25k×1 in 432	Oct 26, 2026
3	New Live4 ways to play	F49	$9.8K	463	$0.63	96.22%	10k×1 in 20	Oct 13, 2026

Maths

Inside the catalogue

Avg base RTP

96.47%

96.22–96.70%

Bonus buys

100%

of games sell one

Ways to play

6.0

modes per game

Base bust

70.5%

spins paying 0×

Base RTP spread

3 games

96.20%96.80%

Bonus buy prices

2×13×110×211×1100×2105×1250×1300×4520×11k×1

Biggest possible wins

Grades

How its games grade

Average score by way to play

Base spins
553 games
Bonus hunts
563 games
Bonus buys
503 games
Paid spins
533 games
Feature spins
652 games
Mystery buys
572 games

Highest graded

Game DNA

How original the catalogue is

Own work · 3 one of a kind

100%

3 games fingerprinted · releases Oct 13, 2026 – Oct 26, 2026

Track record

Since it launched

All-time turnover

$221.9K

All-time bets

164.7K

All-time players

2.8K

All-time rank

#802

of 1,846 studios

Best month

$220.4K

October 2026

Oct 26

Monthly turnover Games releasedFirst game Oct 13, 2026 · latest Oct 26, 2026

Compiled Nov 2, 05:00 PM UTC from Stake Engine’s public Insights and provably-fair tables, with maths, earnings and Game DNA computed by circus.fyi. Grades by BonusHunt.gg.