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ZERO PROTOCOLSteam players
As of
Players, last 30 days30-day average
0 players7 of 30 days observed
Data coverage| Data | Collected | Observed since | Last success |
|---|---|---|---|
| News and patch notes | Every day (warm tier) | 21 Oct 2026 | |
| Player counts | Every 6 hours (warm tier) | 21 Oct 2026 | |
| Store details | Weekly, and when Steam reports a change | 19 Oct 2026 |
Busier games are polled more often. Source: Steam Web API. Not affiliated with Valve.
ZERO PROTOCOL −55% In this immersive sci-fi thriller, you will experience the atmosphere of classic 3D games as you solve puzzles, follow an intriguing non-linear storyline, and engage in battles with monsters.
Price and Sale HistoryPrice now
$5.39−55% on sale, ends 2 Nov 2026
Lowest we've seen
$5.39−55%, 26 Oct 2026
Sales we've seen
1Deepest −55%, $5.39
| Sale | Length | Off | Price | Usual |
|---|---|---|---|---|
| From 26 Oct 2026On now, ends 2 Nov | 1 day | −55% | $5.39 | $11.99 |
| From | Price | Usual | Off |
|---|---|---|---|
| 26 Oct 2026 | $5.39 | $11.99 | −55% |
| 21 Oct 2026 | $11.99 | $11.99 | — |
US Steam store prices, saved each time our store check sees a change. Our records start on 21 Oct 2026, so earlier sales are not listed. A sale is dated from the first check that saw it (every 6 hours for busier games, weekly for the rest) to the end date Steam gave. How we count
Screenshots
| Hour | Peak | Average | Polls |
|---|---|---|---|
| 03:00 UTC | 0 | 0 | 1 |
| 26 Oct, 21:00 UTC | 0 | 0 | 1 |
| 26 Oct, 15:00 UTC | 0 | 0 | 1 |
| 26 Oct, 09:00 UTC | 1 | 1 | 1 |
| 26 Oct, 03:00 UTC | 0 | 0 | 1 |
| 25 Oct, 21:00 UTC | 2 | 2 | 1 |
| 25 Oct, 15:00 UTC | 2 | 2 | 1 |
| 25 Oct, 09:00 UTC | 1 | 1 | 1 |
| 25 Oct, 03:00 UTC | 1 | 1 | 1 |
| 24 Oct, 21:00 UTC | 0 | 0 | 1 |
| 24 Oct, 15:00 UTC | 0 | 0 | 1 |
| 24 Oct, 08:00 UTC | 1 | 1 | 1 |
| 24 Oct, 02:00 UTC | 0 | 0 | 1 |
| 23 Oct, 20:00 UTC | 0 | 0 | 1 |
| 23 Oct, 14:00 UTC | 0 | 0 | 1 |
| 23 Oct, 08:00 UTC |
| 1 |
| 1 |
| 1 |
| 22 Oct, 22:00 UTC | 0 | 0 | 1 |
|---|
| 22 Oct, 16:00 UTC | 0 | 0 | 1 |
|---|
| 22 Oct, 10:00 UTC | 0 | 0 | 1 |
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| 22 Oct, 04:00 UTC | 1 | 1 | 1 |
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| 21 Oct, 22:00 UTC | 1 | 1 | 1 |
|---|
| 21 Oct, 16:00 UTC | 0 | 0 | 1 |
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