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I'm on Observation Duty 4
A spot the difference -type of puzzle horror game about monitoring live surveillance camera footage and spotting anomalies. Anomalies range from furniture movement to intruders. Fix anomalies by filing reports. You will need sharp eyes and good memory. The goal is to survive the entire night.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.
“definitely among the first of it's kind, these anomoly games are great - even though i'm terrible at spotting the differences majority of the times 😅 but the scares and anomalies are definitely some of the best range of big noticeable things and small subtle things with some…”
— a player, Steam review · 1 hrs played“I got The State of Timothy the VERY MOMENT i started this game lmao. Good game very much recommend.”
— a player, Steam review · 5 hrs played“the first one i played, one of the best imo”
— a player, Steam review · 5 hrs playedPlayer activity
Monthly average concurrent players. Live count fetched 2026-07-24 01:15 UTC · history via SteamCharts.
Achievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-07-25.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-25. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Small update
Fixed the potential Unity vulnerability issue (see more info from Unity's website) for windows. Mac and Linux will be patched later. Observation Duty 1, 7 and 8 have been fixed for all platforms previ
I'm on Observation Duty 8 demo is OUT NOW!
I'm on Observation Duty 8 demo is out now. Please note that the game is still under development and some aspects present in the demo are subject to change. Happy anomaly hunting!
I'm on Observation Duty 7 is OUT NOW!
https://store.steampowered.com/app/2462520/Im_on_Observation_Duty_7/
Games like I'm on Observation Duty 4
From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.
I'm on Observation Duty 5
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-20.
| Genres | Indie |
| Player tags | Psychological Horror · Horror · Psychological · Mystery · Puzzle · Strategy · Sokoban · Investigation · Atmospheric · 3D · Hidden Object · Surreal (SteamSpy community voting) |
| Features | Single-player · Steam Achievements · Family Sharing |
| Languages | English * * |
| Achievements | 8 |
| Estimated owners | 50,000 – 100,000 (SteamSpy) |
| Official site | https://notovia.net/ |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: 10 Processor: Intel® Core™ i5-4690 CPU @ 3.50GHz × 4 or better Memory: 4 GB RAM Graphics: GTX 970 or better Storage: 5 GB available space