SECTOR SIEGE · FOR MAC
Build your defense.
Hold back the siege.
Choose your positions. Time your upgrades.
Make every bit of energy count.
FIND YOUR COMBINATION
Six towers.
Your defense.
Build your defense and hold back the siege. Sector Siege puts six distinct tower types at your command as waves of enemies push toward your core. Choose your positions, time your upgrades, and make every bit of energy count.
Mix six tower types and upgrade your defenses to meet the next wave. Experiment with placement and discover combinations that keep enemies from reaching your core.

GAMEPLAY ANALYSIS
A different decision
can change a battle.
Gameplay Analysis looks back at your match to find a useful adjustment.
When it finds an improvement, it shows you what to change, where to make it, and how it helped when that encounter was replayed.

GET CLOSER TO THE ACTION
Your view.
Your pace.
Survey the arena from above, move the camera into the battle, or switch on TV mode for a cinematic view.
Pause to consider your next move or speed up the action with three game speeds.

HEAR THE BATTLE AROUND YOU
Another dimension
to the battle.
Spatial Audio brings another dimension to the shots, impacts, and explosions.
MAKE YOUR NEXT RUN COUNT
Reach milestones.
Hold the line.
Compete on the Game Center leaderboard (Mac App Store Edition) and earn achievements as you reach milestones and clear waves without a breach. The itch.io edition includes local achievements and personal records.
PICK UP WHERE YOU LEFT OFF
How long can you
hold the sector?
Your progress saves automatically, so you can return to an unfinished game.
Available now for $4.99 on itch.io. For Apple silicon Macs running macOS 14 or later.
Questions? We’re here to help