I'm on Observation Duty 3 and I'm on Observation Duty 4 both land in Indie on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both are Indie games on Steam. I'm on Observation Duty 3 (2020) is 1 year older than I'm on Observation Duty 4 (2021). I'm on Observation Duty 4 scores higher on Steam reviews (97.7% positive) than I'm on Observation Duty 3 (77.5% positive). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Choose I'm on Observation Duty 3 if you want an Adventure game with Tracked Controller Support and VR Supported. On Steam, it's currently about 40% cheaper on the Steam Store. I'm on Observation Duty 3 launched in 2020.
Choose I'm on Observation Duty 4 if it carries the stronger Steam consensus at 97.7% positive across 614 reviews.
Both I'm on Observation Duty 3 and I'm on Observation Duty 4 sit in Indie on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
 I'm on Observation Duty 3 |  I'm on Observation Duty 4 | |
|---|---|---|
| Released | 2020 | 2021 |
| Genres | Indie, Adventure | Indie |
| Platforms | Windows, macOS, Linux | Windows, macOS, Linux |
| Steam Deck | Deck Playable | Deck Verified |
| Price | 2.99 USD | 4.99 USD |
| Steam reviews | 77.5% positive (227 reviews) | 97.7% positive (614 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Notovia | Notovia |