Dive into the parallel story to UNDERTALE! Fight or spare your way through action-packed battles as you explore a mysterious world alongside an endearing cast of new and familiar characters. Chapters 1-4 will be available on launch, with more planned as free updates!
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Curator Review

Informational
By SteamDB June 4

“DELTARUNE has peaked at 133,930 concurrent players on 4 June 2025 on release day.”

Download DELTARUNE Demo

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Buy DELTARUNE Game + Soundtrack BUNDLE (?)

Includes 2 items: Includes 2 items: DELTARUNE, DELTARUNE Soundtrack

-10%
$35.98
 

About This Game

The next adventure in the UNDERTALE series has appeared!

Fight (or spare) alongside new characters in UNDERTALE's parallel story, DELTARUNE...!

Featuring

  • A massive soundtrack and story written by Toby Fox!

  • Meet new and endearing main characters, as well as familiar faces like Toriel, Sans, as more. Huh? Papyrus? No, he's busy. Sorry

  • Smooth and expressive pixel-animation by Temmie. She also has a new hat (in-game)

  • A linear, chapter-based system that you can pick up from anywhere.

  • Creative bullet-dodging based battles inspired by games like Touhou and Chrono Trigger.

  • Jevilishly difficult hidden bosses.

  • And...

  • ...

  • ... only 1 ending...?

    Try Chapter 1 and 2 for free now!

    Chapter 3 & 4... you must buy.

    FAQ

  • Is Chapter 4 the last chapter?

  • Nope! The story is still continuing, and more Chapters will be added for free over time.

    [/p][/*]
  • Then when's Chapter 5?

  • We are aiming for a 2026 release! Meanwhile, we will be periodically releasing information on the development progress of the game.

    [/p][/*]
  • Can you pet dogs in the first 2 chapters?

  • (crying) This FAQ is over!

    [/dog]

System Requirements

Windows
macOS
    Minimum:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10 or higher
    • Memory: 2 GB RAM
    • Graphics: 128 MB
    • DirectX: Version 12
    • Storage: 1 GB available space
    Recommended:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10 or higher
    • Memory: 4 GB RAM
    • Graphics: 512MB
    • Storage: 1 GB available space
    Minimum:
    • OS: Mac OS X 10.11 or later
    • Memory: 2 GB RAM
    • Storage: 1 GB available space
    Recommended:
    • OS:
    • Memory: 4 GB RAM
    • Storage: 1 GB available space

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