Choose Isolomus
Choose Isolomus if you want a Casual experience. On Steam, it's currently about 50% cheaper on the Steam Store. Isolomus launched in 2020.
Isolomus vs halfmoon
Isolomus and halfmoon both land in Indie, 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 share Indie, Adventure on Steam. Isolomus (2020) is 6 years older than halfmoon (2026). Isolomus scores higher on Steam reviews (95.8% positive) than halfmoon (91.9% positive). 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 halfmoon
Choose halfmoon if you want the Playable without Timed Input side of the pairing. On Steam, it's the newer release (2026) and ships with the modern feature baseline. halfmoon launched in 2026.
Both Isolomus and halfmoon sit in Indie and 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
 Isolomus |  halfmoon | |
|---|---|---|
| Released | 2020 | 2026 |
| Genres | Indie, Adventure, Casual | Indie, Adventure |
| Platforms | Windows, Linux | Windows |
| Steam Deck | Unrated | Deck Playable |
| Price | 0.99 USD | 1.99 USD |
| Steam reviews | 95.8% positive (216 reviews) | 91.9% positive (99 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Michael Rfdshir | lvl374 |
Side by side
- Both share Indie, Adventure on Steam.
- Isolomus (2020) is 6 years older than halfmoon (2026).
- Isolomus scores higher on Steam reviews (95.8% positive) than halfmoon (91.9% positive).
- Isolomus is currently ~50% cheaper on Steam than halfmoon (0.99 USD vs. 1.99 USD).
- halfmoon is Deck Playable on Steam Deck; Isolomus has no Deck rating yet.
Isolomus vs halfmoon — FAQ
- Should I play Isolomus or halfmoon first?
- If you want chronology, Isolomus (2020) came out before halfmoon (2026). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
- Are Isolomus and halfmoon similar?
- They overlap on Indie, 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.