Choose Sudoku Universe / 数独宇宙
Choose Sudoku Universe / 数独宇宙 if you want a Strategy experience. On Steam, it carries the stronger Steam consensus at 89.8% positive across 491 reviews.
Sudoku Universe / 数独宇宙 vs Ultimate Sudoku Collection
Sudoku Universe / 数独宇宙 and Ultimate Sudoku Collection 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. Sudoku Universe / 数独宇宙 (2017) is 1 year older than Ultimate Sudoku Collection (2018). Sudoku Universe / 数独宇宙 scores higher on Steam reviews (89.8% positive) than Ultimate Sudoku Collection (75.2% 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 Ultimate Sudoku Collection
Choose Ultimate Sudoku Collection if you want a Free To Play experience. On Steam, it's free to play, so the barrier to trying it is zero. Ultimate Sudoku Collection launched in 2018.
Both Sudoku Universe / 数独宇宙 and Ultimate Sudoku Collection sit in Indie and Casual 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
 Sudoku Universe / 数独宇宙 |  Ultimate Sudoku Collection | |
|---|---|---|
| Released | 2017 | 2018 |
| Genres | Strategy, Indie, Casual | Indie, Free To Play, Casual |
| Platforms | Windows, macOS, Linux | Windows, macOS |
| Steam Deck | Deck Playable | Deck Verified |
| Price | 2.99 USD | Free to play |
| Steam reviews | 89.8% positive (491 reviews) | 75.2% positive (113 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Konstructors | Stanley Lam |
Side by side
- Both share Indie, Casual on Steam.
- Sudoku Universe / 数独宇宙 (2017) is 1 year older than Ultimate Sudoku Collection (2018).
- Sudoku Universe / 数独宇宙 scores higher on Steam reviews (89.8% positive) than Ultimate Sudoku Collection (75.2% positive).
- Ultimate Sudoku Collection is free; Sudoku Universe / 数独宇宙 is paid (2.99 USD).
- Steam Deck: Sudoku Universe / 数独宇宙 is Deck Playable, Ultimate Sudoku Collection is Deck Verified.
Sudoku Universe / 数独宇宙 vs Ultimate Sudoku Collection — FAQ
- Which is better, Sudoku Universe / 数独宇宙 or Ultimate Sudoku Collection?
- On Steam reviews Sudoku Universe / 数独宇宙 scores higher (89.8% positive) than Ultimate Sudoku Collection (75.2% positive). Both have enough reviews to trust the signal, so for players using reviews alone, Sudoku Universe / 数独宇宙 is the safer pick. Genre fit still matters — check the side-by-side table for the categories each game lands in.
- Should I play Sudoku Universe / 数独宇宙 or Ultimate Sudoku Collection first?
- If you want chronology, Sudoku Universe / 数独宇宙 (2017) came out before Ultimate Sudoku Collection (2018). 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 Sudoku Universe / 数独宇宙 and Ultimate Sudoku Collection 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.
- Is Ultimate Sudoku Collection free?
- Yes — Ultimate Sudoku Collection is a free-to-play Steam title. Sudoku Universe / 数独宇宙 is paid (2.99 USD).