Choose Numberline 3
Choose Numberline 3 if it's currently about 98% cheaper on the Steam Store. Numberline 3 launched in 2018.
Numberline 3 vs Tetris® Effect: Connected
Numberline 3 and Tetris® Effect: Connected 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. Numberline 3 (2018) is 3 years older than Tetris® Effect: Connected (2021). Numberline 3 is currently ~98% cheaper on Steam than Tetris® Effect: Connected (0.67 USD vs. 39.99 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 Tetris® Effect: Connected
Choose Tetris® Effect: Connected if you want the Multi-player, Shared/Split Screen, and Steam Leaderboards side of the pairing. On Steam, it's the newer release (2021) and ships with the modern feature baseline. 5,472 Steam reviews back the pick.
Both Numberline 3 and Tetris® Effect: Connected 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
 Numberline 3 |  Tetris® Effect: Connected | |
|---|---|---|
| Released | 2018 | 2021 |
| Genres | Indie, Casual | Indie, Casual |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Deck Verified |
| Price | 0.67 USD | 39.99 USD |
| Steam reviews | 1 reviews | 94.4% positive (5,472 reviews) |
| Multiplayer | Single-player only | Multi-player, Cross-Platform Multiplayer, Online Co-op |
| Developers | YELTYSH | Monstars Inc., Resonair, Stage Games |
Side by side
- Both share Indie, Casual on Steam.
- Numberline 3 (2018) is 3 years older than Tetris® Effect: Connected (2021).
- Numberline 3 is currently ~98% cheaper on Steam than Tetris® Effect: Connected (0.67 USD vs. 39.99 USD).
- Tetris® Effect: Connected has co-op; Numberline 3 does not.
- Tetris® Effect: Connected is Deck Verified on Steam Deck; Numberline 3 has no Deck rating yet.
Numberline 3 vs Tetris® Effect: Connected — FAQ
- Should I play Numberline 3 or Tetris® Effect: Connected first?
- If you want chronology, Numberline 3 (2018) came out before Tetris® Effect: Connected (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 Numberline 3 and Tetris® Effect: Connected 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.
- Does Numberline 3 have multiplayer like Tetris® Effect: Connected?
- No. Tetris® Effect: Connected supports multiplayer on Steam (Multi-player, Cross-Platform Multiplayer, Online Co-op), while Numberline 3 is listed as single-player only.