Choose OKEYABILITY
Choose OKEYABILITY if you want a Strategy and Simulation game with Custom Volume Controls, Playable without Timed Input, and Adjustable Difficulty. OKEYABILITY launched in 2027.
OKEYABILITY vs Mahjong Encyclopedia
OKEYABILITY and Mahjong Encyclopedia both land in Indie, Casual 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, Casual on Steam. Mahjong Encyclopedia (2026) is 1 year older than OKEYABILITY (2027). Mahjong Encyclopedia is free; OKEYABILITY is paid (Price unknown). 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 Mahjong Encyclopedia
Choose Mahjong Encyclopedia if you want a Free To Play experience. On Steam, it's free to play, so the barrier to trying it is zero. Mahjong Encyclopedia launched in 2026.
Both OKEYABILITY and Mahjong Encyclopedia sit in Indie and Casual on Steam and both list Multi-player, Online PvP, and Online 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
 OKEYABILITY |  Mahjong Encyclopedia | |
|---|---|---|
| Released | 2027 | 2026 |
| Genres | Strategy, Indie, Simulation, Casual | Indie, Free To Play, Casual |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | Free to play |
| Steam reviews | — | 3 reviews |
| Multiplayer | Multi-player, Online Co-op, Co-op | Multi-player, Online Co-op, Co-op |
| Developers | Gnsr | Bad Murloc Studio |
Side by side
- Both share Indie, Casual on Steam.
- Mahjong Encyclopedia (2026) is 1 year older than OKEYABILITY (2027).
- Mahjong Encyclopedia is free; OKEYABILITY is paid (Price unknown).
- Both support cooperative play.
OKEYABILITY vs Mahjong Encyclopedia — FAQ
- Should I play OKEYABILITY or Mahjong Encyclopedia first?
- If you want chronology, Mahjong Encyclopedia (2026) came out before OKEYABILITY (2027). 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 OKEYABILITY and Mahjong Encyclopedia similar?
- They overlap on Indie, Casual 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 OKEYABILITY and Mahjong Encyclopedia have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: OKEYABILITY ships Online Co-op, Co-op; Mahjong Encyclopedia ships Online Co-op, Co-op.
- Is Mahjong Encyclopedia free?
- Yes — Mahjong Encyclopedia is a free-to-play Steam title. OKEYABILITY is paid (Price unknown).