Choose Transformice
Choose Transformice if you want a Massively Multiplayer and Free To Play game with Multi-player and MMO. On Steam, it's free to play, so the barrier to trying it is zero. 8,689 Steam reviews back the pick.
Transformice vs Virus ON
Transformice and Virus ON 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. Transformice (2015) is 6 years older than Virus ON (2021). Transformice is free; Virus ON is paid (0.99 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 Virus ON
Choose Virus ON if you want an Adventure, Simulation, and Casual experience. On Steam, it's the newer release (2021) and ships with the modern feature baseline. Virus ON launched in 2021.
Both Transformice and Virus ON 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.
Side-by-side comparison
 Transformice |  Virus ON | |
|---|---|---|
| Released | 2015 | 2021 |
| Genres | Indie, Massively Multiplayer, Free To Play | Indie, Adventure, Simulation, Casual |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | Free to play | 0.99 USD |
| Steam reviews | 85.7% positive (8,689 reviews) | 9 reviews |
| Multiplayer | Multi-player | Single-player only |
| Developers | Atelier 801 | NL Studio |
Side by side
- Both are Indie games on Steam.
- Transformice (2015) is 6 years older than Virus ON (2021).
- Transformice is free; Virus ON is paid (0.99 USD).
- Transformice is Deck Playable on Steam Deck; Virus ON has no Deck rating yet.
Transformice vs Virus ON — FAQ
- Should I play Transformice or Virus ON first?
- If you want chronology, Transformice (2015) came out before Virus ON (2021). 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 Transformice and Virus ON similar?
- They overlap on Indie 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 Virus ON have multiplayer like Transformice?
- No. Transformice supports multiplayer on Steam (Multi-player), while Virus ON is listed as single-player only.
- Is Transformice free?
- Yes — Transformice is a free-to-play Steam title. Virus ON is paid (0.99 USD).
- Does Transformice run on Steam Deck?
- Yes — Transformice is rated Deck Playable by Valve. Virus ON doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.