How many people are playing Undertale + Deltarune Song Pack right now?

Undertale + Deltarune Song Pack is app 3955770 on Steam. Player counts appear once the tracker has sampled it.

When was Undertale + Deltarune Song Pack released on Steam?

Undertale + Deltarune Song Pack was released on Steam on 18 Dec 2025.

DlcApp ID 3,955,770by Holy Wow Studios LLCReleased 18 Dec 2025

Windows · macOSEngine —

App ID3,955,770

Release date18 Dec 2025

Engine—

Install size225 MB

TypeDlc

Last update19 Mar 2026

Steam Deck—

DLC0

DeveloperHoly Wow Studios LLC

Changenumber37,477,494

Price—

Packages0

PublisherHoly Wow Studios LLC

SystemsWindows · macOS

Followers—

Depots3

Undertale + Deltarune Song Pack

Steam user reviews

Positive

92.3%· 13 reviews

Recent —

SteamPeaks Rating

64.6 Mixed

Recent 30 days —

Playing now

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First samples arriving

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All-time peak

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Tracking since the first sample

From the store page

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No achievements.

Undertale + Deltarune Song Pack Achievements · SteamPeaks