
Protocol Zero is a hardcore, realism-driven survival game set somewhere in post-apocalyptic Europe after a global nuclear catastrophe. The world lies in ruins, cities abandoned, landscapes irradiated, and life twisted by mutation. Every choice defines who you become. Remember, you have a choice.
Modeled estimate, not a reported figure. How we estimate →
Checked against 8 developer-reported gamesmedian error 11%See the anchors →
Trends
Steam followers (game-group members) tracked daily from when we started recording.
Showing the last 90 days (the review-based charts: the last 4 monthly points). Full history and CSV export come with a free account.
Momentum
Pace estimated from the game's recent review growth (our daily snapshots) at its own sales-per-review ratio — a momentum signal, not booked sales.
Related
Related
Related
| Game | Estimated lifetime revenue | Reviews | Review score | Price |
|---|---|---|---|---|
| approximately $9.7K | 47 | 55% | $9.99 | |
| — | 0 | — | — | |
| approximately $41.1M | 66.9K | 84% | $39.99 | |
| approximately $14M | 16.5K | 79% | $39.99 | |
| approximately $9.6M | 48.2K | 73% | $11.99 | |
| approximately $4M | 3.9K | 74% | $39.99 |