String Theory

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Official stores

Official stores with direct support.

Steam

SteamSteamOfficial

updated Jul 16, 2026

$8.99

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DLCs (1)

String Theory Original Soundtrack

$2.99

About String Theory

You've played rhythm games, but have you ever played a music game? String Theory is a unique audio puzzle game that trains the player to recognize musical chords. Pit your ear against 20 different BGMs, each with 14 different chord variations.

Whether you're a formally trained musician who wants to keep your skills sharp or are a casual listener who wants to appreciate music in a new way, String Theory offers a cacophony of challenges.

Features:

- 20 original pieces of music, each with 14 different chord variations, by composer Shael Riley.

- Test your abilities against over 20 instruments.

- Learn to recognize major, minor, and seventh chords.

- Randomized levels

- Mix your instruments up in Chaos mode or race against the clock with Time Attack.

Game details

Released

Developer

Publisher

Platforms

Steam rating

Mostly Positive (75%)

String Theory price history

Game health

String Theory — frequently asked questions

Where can I buy String Theory at the cheapest price?

Right now the cheapest offer for String Theory is $8.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.

What is the lowest price String Theory has ever been?

The lowest price KingsPrice has tracked for String Theory is $8.99 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.

How can I get String Theory at a discount?

Create a free price alert on this page and KingsPrice will email you when String Theory drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.