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Positive Now
90%40 reviews on Steam
30-Day Trend
—Not enough history yet (since 21 Oct 2026)
Last 12 Months
88%positive, 42 reviews
Reviews Last Month
1August 2026, −73% on the 11-month average
Reviews By MonthPositive and negative reviews each month, June 2025 to August 2026
| Month | Positive | Negative | Share positive |
|---|---|---|---|
| August 2026 | 1 | 0 | 100% |
| July 2026 | 2 | 0 | 100% |
| May 2026 | 0 | 2 | 0% |
| March 2026 | 3 | 0 | 100% |
| February 2026 | 2 | 0 | 100% |
| January 2026 | 1 | 0 | 100% |
| December 2025 | 1 | 0 | 100% |
| October 2025 | 1 | 1 | 50% |
| September 2025 | 2 | 1 | 67% |
| August 2025 | 1 | 0 | 100% |
| July 2025 | 11 | 1 | 92% |
| June 2025 | 12 | 0 | 100% |
Steam’s own monthly review graph, read each month. How we count
Review ScoreSteady at 90% positive since 21 Oct 202640 reviews when we first checked
Steam’s review score each time our store check saw it change, since 21 Oct 2026. How we count
Notable Months| Notable | Month | Reviews | Positive |
|---|---|---|---|
| Busiest month | June 2025 | 12 | 100% |
Best and worst counts months with at least 50 reviews.
Lost Prototype Lost Prototype is a walking simulator in which you have to find your way out of a maze under construction. But be aware, you're not alone in this place. Something is following you and wants to erase all your progress.
