DELTARUNE
@deltarune.live
Play DELTARUNE online free in your browser. Chapters 1-4, Jevil and Spamton NEO secret boss guides, the Snowgrave route, and the complete Dark World story.
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DELTARUNE's Brand Colors
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#000000
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0, 0, 0
0, 0, 0
0, 0, 0, 100
#FFFFFF
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255, 255, 255
0, 0, 100
0, 0, 0, 0
About DELTARUNE
DELTARUNE Online is an unofficial, fan-made hub for exploring and playing DELTARUNE in a web browser. The site presents itself as a quick way to enter the game’s Dark World, with browser-based access to Chapters 1–4 and no download or account required. Its chapter pages introduce the adventures of Kris, Susie, and Ralsei, from the Card Castle in Chapter 1 to the Cyber World and Queen’s domain in Chapter 2, with later chapters continuing the story.
Alongside gameplay, DELTARUNE Online offers guides and reference material for players. Its content covers secret bosses such as Jevil and Spamton NEO, the Snowgrave route, characters, enemies, items, locations, music, and achievements. The site also features boss fight simulators and a Sans fight experience inspired by Undertale. It explains chapter access and points visitors to official paid versions available on Steam, Nintendo Switch, and PlayStation. As a fan resource rather than the official DELTARUNE website, it combines browser play, walkthroughs, and wiki-style information for newcomers and returning fans.
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