String Theory

Main game

Released Feb 17, 2016

76 achievements available.

33 RPM
Complete 10 level-20 puzzles in Endless mode.
LockedSteam
45 RPM
Complete 10 level-25 puzzles in Endless mode.
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Chord Crusher
Complete 10 level-30 puzzles in Endless Chaos mode.
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Compact Disc Person
Complete 10 level-40 puzzles in Endless mode.
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Rock it Man
Complete levels 37 & 38 with the Rock it Man BGM. Unlocks the Mechanical Cat instrument.
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Virtuoso
Complete all the achievements.
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Academic Discipline
Read the book.
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Admiral Anarchy
Complete Level 20 in Chaos mode.
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Attitude Era
Complete levels 29 & 30 with the Ruthless Aggression BGM. Unlocks the Hoover instrument.
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Aural Endurance
Complete 10 level-5 puzzles in Endless Chaos mode.
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Band Leader
Complete levels 26 through 30 in Time-Attack Chaos mode.
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Beats Per Minute
Complete all Time-Attack challenges.
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Cacophonous Constitution
Complete 10 level-15 puzzles in Endless Chaos mode.
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Can’t Stop
Complete 10 level-5 puzzles in Endless mode.
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Captain Chaos
Complete Level 15 in Chaos mode.
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Chaos Theory
Complete Level 40 in Chaos mode.
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Chaotic Awesome
Complete Level 35 in Chaos mode.
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Chaotic Good
Complete Level 30 in Chaos mode.
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Cleanup Crew
Complete levels 33 & 34 with the That’s Dirty BGM. Unlocks the Bass Section instrument.
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Composer
Complete all Time-Attack Chaos challenges. Unlocks the Zither instrument.
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Conductor
Complete levels 36 through 40 in Time-Attack Chaos mode.
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Dischordian
Complete levels 1 through 5 in Time-Attack Chaos mode.
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Feels Bad Man
Complete levels 9 & 10 with the Got Da Blues BGM. Unlocks the Saxophone instrument.
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Feroce
Complete Level 30 in Time-Attack mode.
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Feurig
Complete Level 20 in Time-Attack mode.
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First Chair
Complete levels 21 through 25 in Time-Attack Chaos mode.
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Forte
Complete Level 25 in Time-Attack mode.
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Fortissimo
Complete Level 35 in Time-Attack mode.
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Fortississimo
Complete Level 40 in Time-Attack mode.
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Forza
Complete Level 15 in Time-Attack mode.
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Front Man
Complete levels 31 through 35 in Time-Attack Chaos mode.
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Fuocoso
Complete levels 6 through 10 in Time-Attack mode.
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Gains
Complete levels 19 & 20 with the Bro, U Lift? BGM. Unlocks the Rave Baby instrument.
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General Disarray
complete Level 5 in Chaos mode.
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Golden Ear
Complete all the ear-training challenges.
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Got my Groove on
Complete levels 7 & 8 with the Groove McSmooth BGM. Unlocks the Drawbar Organ instrument.
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Hardlectro Swung
Complete levels 11 & 12 with the Hardlectro Swing BGM. Unlocks the Detroit Talker instrument.
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If You Like it, Then...
Complete levels 39 & 40 with the Saturn BGM. Unlocks the Crybaby Keys instrument.
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Interval Interventionist
Complete 10 level-35 puzzles in Endless Chaos mode.
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It's a Ladder
Complete Level 1 in Chaos mode.
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It’s’a Me!
Complete levels 17 & 18 with the Bario Paint BGM. Unlocks the Doge instrument.
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Jiggawatts
Complete levels 27 & 28 with the Prom from the Past BGM. Unlocks the Clarinet Instrument.
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Laser Disc Hero
Complete 10 level-35 puzzles in Endless mode.
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Major Fiasco
Complete Level 10 in Chaos mode.
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Miss Thang
Complete levels 31 & 32 with the Sassy Pants BGM. Unlocks the Hornet Sting instrument.
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Music Theorist
Complete the tutorial.
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Musician
Complete the Audio Stream, Beats Per Minute, and Musicologist achievements.
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Musicologist
Complete all the BGM challenges.
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Note Knower
Complete 10 level-40 puzzles in Endless Chaos mode.
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Order from Chaos
Complete the Tuned In, Composer, and It’s a Latter achievements.
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Perfect Pitch
Complete level 40 without using a power-up.
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Piano Forte
Complete levels 1 through 5 in Time-Attack mode.
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Piano Man
Complete levels 1 & 2 with the Piano Rock BGM. Unlocks the Piano instrument.
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Play it on Repeat
Complete 10 level-15 puzzles in Endless mode.
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Playing with Power
Complete levels 23 & 24 with the Little Gray Box BGM. Unlocks the 2A03 Chip instrument.
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Relative Pitch
Complete level 10 without using a power-up.
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Rootin’ Tootin’ Complete levels 13 & 14 with the Root Toot BGM.
Complete levels 13 & 14 with the Root Toot BGM. Unlocks the Trumpet instrument.
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Self-Winding Cassette
Complete 10 level-30 puzzles in Endless mode.
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Sergeant's Laughter
Complete Level 25 in Chaos mode.
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Shiver Me Timbres
Complete levels 6 through 10 in Time-Attack Chaos mode.
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SID-Chip Vicious
Complete levels 35 & 36 with the See Sixty For BGM. Unlocks the C64 Sid Chip instrument.
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Solid Foundation
Complete levels 5 & 6 with the Bassic BGM. Unlocks the Electric Guitar instrument.
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Sonic Stamina
Complete levels 10 level-10 puzzles in Endless Chaos mode.
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Sound Sticktoitiveness
Complete 10 level-20 puzzles in Endless Chaos mode.
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Streaming Audio
Complete all Endless challenges.
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String Theorist
Complete levels 3 & 4 with the String Theory BGM. Unlocks the Harp instrument.
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That’s a Tough One
Complete Levels 25 & 26 with the Ponsive BGM. Unlocks the Celestial Bells instrument.
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The Toast of 2010
Complete levels 21 & 22 with the I Wub You BGM. Unlocks the The Robot Speaks instrument.
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Tonal Toughness
Tonal Toughness 10 level-25 puzzles in Endless Chaos mode.
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Tone Color
Complete levels 11 through 15 in Time-Attack Chaos mode.
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Tone Deft
Complete level 30 without using a power-up.
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Trained Ear
Complete level 20 without using a power-up.
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Tuned in
Complete all Endless Chaos challenges.
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Veteran Ear
Complete levels 16 through 20 in Time-Attack Chaos mode.
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Won't Stop
Complete levels 10 level-10 puzzles in Endless mode.
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You Time
Complete levels 15 & 16 with the Me Time BGM. Unlocks the Dudes instrument.
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String Theory

Technical details

String Theory

Technical details

Images

Christmas Puzzle 5

Divine Journey: The Life of Jesus

Guardians of Victoria

Meme Supreme

Muddy Heights 2

Ore Quest: Digger's Delve

Pixel Monk

Twistingo

Ultimate Match 3D

Yokai City

33 RPM

45 RPM

Chord Crusher

Compact Disc Person

Rock it Man

Virtuoso

Academic Discipline

Admiral Anarchy

Attitude Era

Aural Endurance

Band Leader

Beats Per Minute

Cacophonous Constitution

Can’t Stop

Captain Chaos

Chaos Theory

Chaotic Awesome

Chaotic Good

Cleanup Crew

Composer

Conductor

Dischordian

Feels Bad Man

Feroce

Feurig

First Chair

Forte

Fortissimo

Fortississimo

Forza

Front Man

Fuocoso

Gains

General Disarray

Golden Ear

Got my Groove on

Hardlectro Swung

If You Like it, Then...

Interval Interventionist

It's a Ladder

It’s’a Me!

Jiggawatts

Laser Disc Hero

Major Fiasco

Miss Thang

Music Theorist

Musician

Musicologist

Note Knower

Order from Chaos

Perfect Pitch

Piano Forte

Piano Man

Play it on Repeat

Playing with Power

Relative Pitch

Rootin’ Tootin’ Complete levels 13 & 14 with the Root Toot BGM.

Self-Winding Cassette

Sergeant's Laughter

Shiver Me Timbres

SID-Chip Vicious

Solid Foundation

Sonic Stamina

Sound Sticktoitiveness

Streaming Audio