Choose The Lost Abyss
Choose The Lost Abyss if it's currently about 28% cheaper on the Steam Store. The Lost Abyss launched in 2022.
The Lost Abyss vs Lunarium
The Lost Abyss and Lunarium both land in Indie, 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 Indie, RPG on Steam. The Lost Abyss (2022) is 4 years older than Lunarium (2026). The Lost Abyss is currently ~28% cheaper on Steam than Lunarium (12.99 USD vs. 17.99 USD). 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 Lunarium
Choose Lunarium if you want an Action and Adventure experience. On Steam, it's the newer release (2026) and ships with the modern feature baseline. Lunarium launched in 2026.
Both The Lost Abyss and Lunarium sit in Indie and RPG 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
 The Lost Abyss |  Lunarium | |
|---|---|---|
| Released | 2022 | 2026 |
| Genres | Indie, RPG | Action, Indie, Adventure, RPG |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | 12.99 USD | 17.99 USD |
| Steam reviews | 9 reviews | 88.1% positive (639 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Alex Loman | 月相仪Lunarium |
Side by side
- Both share Indie, RPG on Steam.
- The Lost Abyss (2022) is 4 years older than Lunarium (2026).
- The Lost Abyss is currently ~28% cheaper on Steam than Lunarium (12.99 USD vs. 17.99 USD).
The Lost Abyss vs Lunarium — FAQ
- Should I play The Lost Abyss or Lunarium first?
- If you want chronology, The Lost Abyss (2022) came out before Lunarium (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 The Lost Abyss and Lunarium similar?
- They overlap on Indie, 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.