How many people are playing Hostile Mars Playtest right now?

Hostile Mars Playtest has 3 players on Steam right now, with a 24-hour peak of 16 and an all-time peak of 28 on 6 Sep 2026.

What is the all-time peak player count of Hostile Mars Playtest?

28 concurrent players on 6 Sep 2026.

When was Hostile Mars Playtest released on Steam?

Hostile Mars Playtest was released on Steam on 30 Aug 2026.

Status

SteamPeaks

Hostile Mars Playtest

BetaApp ID 2,581,920Released 30 Aug 2026

WindowsEngine —

View on SteamSteamCompare

App ID2,581,920

Release date30 Aug 2026

Engine—

Install size15.3 GB

TypeBeta

Last update11 Sep 2026

Steam DeckUnknown

DLC0

Developer—

Changenumber38,800,550

Price—

Packages0

Publisher—

SystemsWindows

Followers—

Depots1

Compare this game

Hostile Mars Playtest

Released 30 Aug 2026·App 2581920

Steam user reviews

Not enough reviews yet

0 so far · summary at 10

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

How it works

Playing now

+0 vs. yesterday

11%of peak

All-time peak

6 Sep 2026

Update history

A permanent record of every observed change.

Export

All changes Changelists Builds Store Achievements

Hostile Mars Playtest Update History · SteamPeaks

11 Sep 2026

17:06:32PICSPublic manifest changed—~6—#38,800,550

Recorded change · 11 Sep 2026, 17:06:32 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.31 GB11066773056	10.31 GB11065711712−1.0 MB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	3507532824496514795	6020947558953778010
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.33 GB16457537091	15.33 GB16457276383−255 KB

Raw values

17:06:30BuildsPublic branch updated · 1 depot—~1—25258474

Depot 2581921 · public

Previous manifest3507532824496514795

New manifest6020947558953778010

Download sizeManifest ID recorded · file listing pending

Raw values

10 Sep 2026

00:58:47PICSPublic manifest changed—~6—#38,745,111

Recorded change · 10 Sep 2026, 00:58:47 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.29 GB11053884816	10.31 GB11066773056+12.3 MB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	2481480516382021215	3507532824496514795
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.31 GB16439024277	15.33 GB16457537091+17.7 MB

Raw values

00:58:36BuildsPublic branch updated · 1 depot—~1—25220738

Depot 2581921 · public

Previous manifest2481480516382021215

New manifest3507532824496514795

Download sizeManifest ID recorded · file listing pending

Raw values

7 Sep 2026

20:34:39PICSPublic manifest changed—~6—#38,677,171

Recorded change · 7 Sep 2026, 20:34:39 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.29 GB11053881696	10.29 GB11053884816+3 KB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	1313347363317361891	2481480516382021215
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.31 GB16439024136	15.31 GB16439024277+141 B

Raw values

20:34:33BuildsPublic branch updated · 1 depot—~1—25174414

Depot 2581921 · public

Previous manifest1313347363317361891

New manifest2481480516382021215

Download sizeManifest ID recorded · file listing pending

Raw values

16:18:07PICSPublic manifest changed—~6—#38,672,011

Recorded change · 7 Sep 2026, 16:18:07 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.29 GB11053857072	10.29 GB11053881696+24 KB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	4651195844532102042	1313347363317361891
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.31 GB16439017915	15.31 GB16439024136+6 KB

16:18:02BuildsPublic branch updated · 1 depot—~1—25170838

Depot 2581921 · public

Previous manifest4651195844532102042

New manifest1313347363317361891

Download sizeManifest ID recorded · file listing pending

Raw values

14:09:31PICSPublic manifest changed—~6—#38,668,871

Recorded change · 7 Sep 2026, 14:09:31 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.29 GB11053741248	10.29 GB11053857072+113 KB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	6584693950312383600	4651195844532102042
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.31 GB16438836404	15.31 GB16439017915+177 KB

14:09:27BuildsPublic branch updated · 1 depot—~1—25168729

Depot 2581921 · public

Previous manifest6584693950312383600

New manifest4651195844532102042

Download sizeManifest ID recorded · file listing pending

Raw values

5 Sep 2026

17:16:11PICSPublic manifest changed—~6—#38,631,445

Recorded change · 5 Sep 2026, 17:16:11 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.29 GB11053742624	10.29 GB11053741248−1 KB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	4410476303995369198	6584693950312383600
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.31 GB16438836368	15.31 GB16438836404+36 B

Raw values

17:16:08BuildsPublic branch updated · 1 depot—~1—25143429

Depot 2581921 · public

Previous manifest4410476303995369198

New manifest6584693950312383600

Download sizeManifest ID recorded · file listing pending

Raw values

15:53:42PICSPublic manifest changed—~6—#38,630,233

Recorded change · 5 Sep 2026, 15:53:42 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.29 GB11052129536	10.29 GB11053742624+1.5 MB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	2557336605214359456	4410476303995369198
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.31 GB16435789612	15.31 GB16438836368+2.9 MB

15:53:37BuildsPublic branch updated · 1 depot—~1—25142628

Depot 2581921 · public

Previous manifest2557336605214359456

New manifest4410476303995369198

Download sizeManifest ID recorded · file listing pending

Raw values

4 Sep 2026

20:58:42PICSPublic manifest changed—~6—#38,615,413

Recorded change · 4 Sep 2026, 20:58:42 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.29 GB11052097776	10.29 GB11052129536+31 KB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	3413910043886881348	2557336605214359456
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.31 GB16435756003	15.31 GB16435789612+33 KB

Raw values

20:58:35BuildsPublic branch updated · 1 depot—~1—25132257

Depot 2581921 · public

Previous manifest3413910043886881348

New manifest2557336605214359456

Download sizeManifest ID recorded · file listing pending

Raw values

17:21:57PICSPublic manifest changed—~6—#38,610,869

Recorded change · 4 Sep 2026, 17:21:57 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.29 GB11052108640	10.29 GB11052097776−11 KB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	3884955161116429881	3413910043886881348
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.31 GB16435639467	15.31 GB16435756003+114 KB

17:21:53BuildsPublic branch updated · 1 depot—~1—25129179

Depot 2581921 · public

Previous manifest3884955161116429881

New manifest3413910043886881348

Download sizeManifest ID recorded · file listing pending

Raw values

3 Sep 2026

20:28:38PICSPublic manifest changed—~6—#38,583,501

Recorded change · 3 Sep 2026, 20:28:38 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.29 GB11052110240	10.29 GB11052108640−2 KB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	3130012405841805819	3884955161116429881
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.31 GB16435631656	15.31 GB16435639467+8 KB

Raw values

20:28:31BuildsPublic branch updated · 1 depot—~1—25109991

Depot 2581921 · public

Previous manifest3130012405841805819

New manifest3884955161116429881

Download sizeManifest ID recorded · file listing pending

Raw values

15:49:24PICSPublic manifest changed—~6—#38,576,789

Recorded change · 3 Sep 2026, 15:49:24 UTCView all 6

Status	Key	Previous value	New value
Edited	Download size on publicdepots.2581921.manifests.public.download	10.29 GB11052106240	10.29 GB11052110240+4 KB
Edited	Manifest on publicdepots.2581921.manifests.public.gid	2404187146050925401	3130012405841805819
Edited	Size on disk on publicdepots.2581921.manifests.public.size	15.31 GB16435630447	15.31 GB16435631656+1 KB

15:49:20BuildsPublic branch updated———25105366

Build 25105366 recorded on the public branch. Per-depot manifests and download sizes arrive with the depot worker.

Raw values

13:32:10PICSPublic manifest changed+45——#38,572,667

Recorded change · 3 Sep 2026, 13:32:10 UTCView all 45

Status	Key	Previous value	New value
Added	Download size on publicdepots.2581921.manifests.public.download	—	10.29 GB11052106240
Added	Manifest on publicdepots.2581921.manifests.public.gid	—	2404187146050925401
Added	Size on disk on publicdepots.2581921.manifests.public.size	—	15.31 GB16435630447

Raw values

13:32:04BuildsPublic branch updated———25102700

Build 25102700 recorded on the public branch. Per-depot manifests and download sizes arrive with the depot worker.

Raw values