Choose Ultimate Tic-Tac-Toe
Choose Ultimate Tic-Tac-Toe if you want a Free To Play game with Steam Leaderboards. On Steam, it's free to play, so the barrier to trying it is zero. 1,092 Steam reviews back the pick.
Ultimate Tic-Tac-Toe vs Block Sumo
Ultimate Tic-Tac-Toe and Block Sumo both land in 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 are Casual games on Steam. Ultimate Tic-Tac-Toe (2015) is 6 years older than Block Sumo (2021). Ultimate Tic-Tac-Toe is free; Block Sumo is paid (2.99 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 Block Sumo
Choose Block Sumo if you want an Action, Indie, and RPG game with Shared/Split Screen PvP and PvP. On Steam, it's the newer release (2021) and ships with the modern feature baseline. Block Sumo launched in 2021.
Both Ultimate Tic-Tac-Toe and Block Sumo sit in Casual on Steam and both list Multi-player and Shared/Split Screen, 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
 Ultimate Tic-Tac-Toe |  Block Sumo | |
|---|---|---|
| Released | 2015 | 2021 |
| Genres | Free To Play, Casual | Action, Indie, RPG, Casual, Early Access |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Free to play | 2.99 USD |
| Steam reviews | 84.3% positive (1,092 reviews) | — |
| Multiplayer | Multi-player | Multi-player |
| Developers | Tigerish Games | 彳亍工房 |
Side by side
- Both are Casual games on Steam.
- Ultimate Tic-Tac-Toe (2015) is 6 years older than Block Sumo (2021).
- Ultimate Tic-Tac-Toe is free; Block Sumo is paid (2.99 USD).
Ultimate Tic-Tac-Toe vs Block Sumo — FAQ
- Should I play Ultimate Tic-Tac-Toe or Block Sumo first?
- If you want chronology, Ultimate Tic-Tac-Toe (2015) came out before Block Sumo (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 Ultimate Tic-Tac-Toe and Block Sumo similar?
- They overlap on 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 Tic-Tac-Toe free?
- Yes — Ultimate Tic-Tac-Toe is a free-to-play Steam title. Block Sumo is paid (2.99 USD).