Choose Islet Online
Choose Islet Online if you want an Indie game with MMO. On Steam, it's free to play, so the barrier to trying it is zero. Islet Online launched in 2019.
Islet Online vs Nostos
Islet Online and Nostos both land in Adventure, Massively Multiplayer, RPG 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 Adventure, Massively Multiplayer, RPG on Steam. Both released in 2019. Islet Online scores higher on Steam reviews (69.9% positive) than Nostos (40.4% 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 Nostos
Choose Nostos if you want an Action game with VR Supported. Nostos launched in 2019.
Both Islet Online and Nostos sit in Adventure, Massively Multiplayer, and RPG on Steam and both list Multi-player, Online Co-op, and Co-op, 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
 Islet Online |  Nostos | |
|---|---|---|
| Released | 2019 | 2019 |
| Genres | Indie, Adventure, Massively Multiplayer, RPG | Action, Adventure, Massively Multiplayer, RPG |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Deck Unsupported |
| Price | Free to play | Price unknown |
| Steam reviews | 69.9% positive (83 reviews) | 40.4% positive (532 reviews) |
| Multiplayer | Multi-player, Cross-Platform Multiplayer, Online Co-op | Multi-player, Cross-Platform Multiplayer, Online Co-op |
| Developers | Morenori Soft | NetEase Games |
Side by side
- Both share Adventure, Massively Multiplayer, RPG on Steam.
- Both released in 2019.
- Islet Online scores higher on Steam reviews (69.9% positive) than Nostos (40.4% positive).
- Islet Online is free; Nostos is paid (Price unknown).
- Both support cooperative play.
- Steam Deck: Islet Online is Deck Playable, Nostos is Deck Unsupported.
Islet Online vs Nostos — FAQ
- Are Islet Online and Nostos similar?
- They overlap on Adventure, Massively Multiplayer, RPG 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.
- Do both Islet Online and Nostos have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Islet Online ships Online Co-op, Co-op; Nostos ships Online Co-op, Co-op.
- Is Islet Online free?
- Yes — Islet Online is a free-to-play Steam title. Nostos is paid (Price unknown).