How many people are playing Sender Unknown right now?

Sender Unknown is app 1864570 on Steam. Player counts appear once the tracker has sampled it.

When was Sender Unknown released on Steam?

Sender Unknown was released on Steam on 19 Oct 2026.

28,401,613 on Steam▼ 6,063,619 6,961,766 in-gameTop now Counter-Strike 2 667,394PICS #38,663,8691,086 builds todaySale Steam PvE Survival Crafting Festends 7 Sep Sampled 7 Sep 2026, 10:33 UTC

Sender Unknown Patches · SteamPeaks

Update cadence · public branch

PICS live

—

Since last public build

No public build seen yet

—

Median interval

Pattern appears after five builds

Builds in 30 days

0 with patch notes · 0 unannounced

—

Downloaded in 30 days

Quiet · no builds in 30 days

All 0 builds · UTC

Click a cell to filter the builds table

036912151821

Mon

Tue

Wed

Thu

Fri

Sat

Sun

FewerMore

Builds per year

Nothing published yet · from the developer’s Steam news feed

Checked twice a day

This developer has not posted update announcements to Steam, or we have not read their feed yet.

major updatenotes reach back further than our build history, which starts when SteamPeaks began watching the app

Sender Unknown

Major patches only

Date	Day	Time	Patch title	Build ID	Branch	Depots	Download Δ
No builds seen yet. New builds appear the moment a branch changes.

public branch · shipped todayother branchwide buildhas patch notes

Showing 0 of 0 builds · Δ is the compressed download for the public branch, available once the depot worker runsLoad older builds