Circuit Trace
The hero mode. 100 handcrafted levels across 10 sectors — each sector introduces one new mechanic.
- Sector 1-2: Basic flow puzzles — learn the core mechanic
- Sector 3-4: Introduction of stars (bonus goals) and fill-every-cell rule
- Sector 5-6: Checkpoints added — paths must pass through specific cells
- Sector 7-8: One-way diodes introduced — directional flow constraints
- Sector 9-10: Portals and expert-level combinations of all mechanics
Classic
Pure Flow-style puzzles. No mechanics. No surprises. Just you, colored pairs, and connecting them.
- ✓ 100 handcrafted levels
- ✓ No special mechanics
- ✓ Perfect for winding down before bed
- ✓ Great starting point for new flow-puzzle players
Diodes ▶
One-way arrows add a logical twist. Each diode forces the path to flow in a specific direction. Think before you draw.
- ✓ 100 handcrafted levels
- ✓ Directional constraints via diodes
- ✓ Great for puzzle fans who like deductive logic
- ✓ Harder than Classic — satisfying when you crack them
Portals ◉
Linked portal pairs teleport your path across the grid. Think of it as two boards at once connected through colorful warps.
- ✓ 100 handcrafted levels
- ✓ Portal pairs connect distant cells
- ✓ Spatial reasoning challenge
- ✓ Teaches you to visualize non-linear paths
Arcade ★
The gauntlet. All mechanics stacked — stars, diodes, checkpoints, portals, fill-every-cell. 100 escalating puzzles for players who've mastered the basics.
- ✓ 100 handcrafted levels
- ✓ All mechanics combined
- ✓ Progressive escalation
- ✓ For the pros — not for the faint of heart
Endless ∞
Procedurally-generated puzzles that never end. Pick a board size from 5×5 to 9×9 and chain unlimited solves.
- ✓ Infinite puzzles
- ✓ 5 difficulty levels (5×5, 6×6, 7×7, 8×8, 9×9)
- ✓ Streak tracking
- ✓ Change difficulty on-the-fly without losing streak
Expert preview ⚡
A random sector 8-9 puzzle on tap. Taste of late-campaign difficulty without needing to unlock it. Great for a quick brain-stretch.
- ✓ Instant access to pro-level puzzles
- ✓ Random seeding — different puzzle every tap
- ✓ Doesn't affect campaign progress
- ✓ Perfect for 2-minute brain workouts