Linex

What it does

Linex is a daily mobile puzzle game played on an 8x8 grid. Players place Tetris-style and custom-shaped pieces on the board, choosing position and rotation. The core mechanic involves drawing pieces tap-by-tap across the grid. The goal is to complete horizontal and vertical lines to clear them from the board. A new puzzle becomes available each day.

Who it is for

The game targets mobile browser players who enjoy puzzle games with daily challenges. Players compete against others in rankings based on their performance on the daily puzzle. The game appeals to people seeking quick, tactile puzzle experiences on phones or tablets.

Pricing

The site does not show prices.

How it stands out

While line-completion puzzles exist, Linex emphasizes the interaction model. Rather than tapping a single location, players draw the piece tap-by-tap across the grid positions where they want it placed. The developer describes this as providing a satisfying tactile sensation compared to standard placement mechanics. The daily challenge structure creates a competitive element with leaderboard rankings. The game is optimized specifically for mobile browsers rather than being a desktop-first experience adapted to mobile.

What a founder should check

First, map the existing competitive landscape. Games like Tetris Effect, Puyo Puyo, and countless mobile puzzle apps already occupy this category. Verify whether the tap-by-tap drawing mechanic is genuinely differentiated enough to justify switching from established alternatives with larger communities and more refined features.

Second, assess the daily challenge model's stickiness and monetization viability. Without visible pricing, it's unclear whether Linex relies on ads, in-app purchases, cosmetics, or a subscription model. Research whether daily-only content generates sufficient engagement and retention to sustain a business, and whether leaderboard competition alone drives long-term play.

Third, examine the switching costs and network effects. Players invested in other puzzle games have existing streaks, cosmetics, social connections, and habit loops. Understand what would actually compel a player to abandon their current game. Check whether Linex offers any social features, friend invitations, or cross-platform capabilities that create lock-in or lower switching friction.