How many people are playing Undertale right now?

Undertale has 1,540 players on Steam right now, with a 24-hour peak of 3,902 and an all-time peak of 11,071 on Mar 2025.

What is the all-time peak player count of Undertale?

11,071 concurrent players on Mar 2025.

Undertale was released on Steam on 15 Sep 2015.

26,350,944 on Steam▼ 6,228,581 6,458,486 in-gameTop now Counter-Strike 2 635,470PICS #38,661,784895 builds todaySale Steam PvE Survival Crafting Festends 7 Sep Sampled 7 Sep 2026, 09:01 UTC

Undertale Update History · SteamPeaks

Every change SteamPeaks has recorded · decoded, with the original values

7 events

Showing keys matching the filter · 6 events on this page have no match

5 Sep 20261 event

07:02:132 days agoChangelist38,523,397 · 5 other branches · 4 depots · store metadata · assets · launch options · cloud saves · localization+214

Change	Key	Before	After
Localization · 2
added	English · interfacecommon.supported_languages.english.supported	—	true
added	Japanese · interfacecommon.supported_languages.japanese.supported	—	true

2 of 214 keys shown · changelist 38,523,397

Showing 1–7 of 7 events