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.

Status

SteamPeaks

Undertale + Deltarune Song Pack

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

Windows · macOSEngine —

View on SteamSteamCompare

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

Compare this game

Undertale + Deltarune Song Pack

Holy Wow Studios LLC
Released 18 Dec 2025·App 3955770

Steam user reviews

Positive

92.3%· 13 reviews

Recent —

SteamPeaks Rating

64.6 Mixed

Recent 30 days —

How it works

Playing now

—

First samples arriving

—of peak

All-time peak

—

Tracking since the first sample

Full details

Everything about Undertale + Deltarune Song Pack

Export CSVUpdated 7 Sep 2026, 17:35 UTC

Identity

Name

Undertale + Deltarune Song Pack

App ID

3,955,770

Type

Dlc

Developer

Holy Wow Studios LLC

Publisher

Holy Wow Studios LLC

Franchise

—

Availability

Release date

18 Dec 2025

Last update

19 Mar 2026, 16:52 UTC · 6 months ago

Last changenumber

37,477,494

Early Access

Family sharing

Eligible

Store page

None

Prices

Undertale + Deltarune Song Pack Full Details · SteamPeaks