How many people are playing Undertale right now?

Undertale has 2,415 players on Steam right now, with a 24-hour peak of 3,805 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.

Undertale Update History · SteamPeaks

5 Sep 20261 event

07:02:133 days agoBuild773677 · old_version_100 branch · 2 depots changed

Change	Depot	Before	After
manifest	Depot 391541	—	575437337347761479
manifest	Depot 391542	—	7847924398771778209

28 Oct 20191 event

00:38:467 years agoBuild4279148 · public branch · 3 depots changed

Change	Depot	Before	After
manifest	Depot 391541	—	3413030246586915448
manifest	Depot 391542	—	1593483711954100372
manifest	Depot 391544	—	5730345506996883260

11 Oct 20191 event

14:21:017 years agoBuild4279148 · version_108_64_bit_test_same_savefile branch · 3 depots changed

Change	Depot	Before	After
manifest	Depot 391541	—	3413030246586915448
manifest	Depot 391542	—	1593483711954100372
manifest	Depot 391544	—	5730345506996883260

8 Oct 20191 event

02:09:107 years agoBuild4265914 · version_108_64_bit_test_alt_savefile branch · 3 depots changed

Change	Depot	Before	After
manifest	Depot 391541	—	3413030246586915448
manifest	Depot 391542	—	6253581098170971348
manifest	Depot 391544	—	5730345506996883260

17 Nov 20171 event

20:05:509 years agoBuild2294584 · win10_lagfix_test_01 branch · 3 depots changed

Change	Depot	Before	After
manifest	Depot 391541	—	3413030246586915448
manifest	Depot 391542	—	4521696948752145321
manifest	Depot 391544	—	4158826204037412912

22 Aug 20171 event

01:38:189 years agoBuild1599214 · old_version_101 branch · 3 depots changed

Change	Depot	Before	After
manifest	Depot 391541	—	5255923026656777152
manifest	Depot 391542	—	4762643141790803131
manifest	Depot 391544	—	3991795236625517204