Choose ROUTINE
Choose ROUTINE if you want an Action and Indie experience. 4,122 Steam reviews back the pick.
ROUTINE vs NUN: THE FIRST SIN
ROUTINE and NUN: THE FIRST SIN both land in Adventure 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 Adventure games on Steam. ROUTINE is Deck Playable on Steam Deck; NUN: THE FIRST SIN has no Deck rating yet. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose NUN: THE FIRST SIN
Choose NUN: THE FIRST SIN if you want an Early Access experience.
Both ROUTINE and NUN: THE FIRST SIN sit in Adventure 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.
Side-by-side comparison
 ROUTINE |  NUN: THE FIRST SIN | |
|---|---|---|
| Released | 2025 | — |
| Genres | Action, Indie, Adventure | Adventure, Early Access |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 24.99 USD | Price unknown |
| Steam reviews | 93.2% positive (4,122 reviews) | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Lunar Software | davidh |
Side by side
- Both are Adventure games on Steam.
- ROUTINE is Deck Playable on Steam Deck; NUN: THE FIRST SIN has no Deck rating yet.
ROUTINE vs NUN: THE FIRST SIN — FAQ
- Are ROUTINE and NUN: THE FIRST SIN similar?
- They overlap on Adventure on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
- Does ROUTINE run on Steam Deck?
- Yes — ROUTINE is rated Deck Playable by Valve. NUN: THE FIRST SIN doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.