The Big Number
The Big Number is a strategic incremental idle clicker where you breach 17 massive firewalls to reach infinity.
93% of 15 Steam reviews are positive$3.99
Games like Firewall Breaker
If Firewall Breaker scratched a replayable and retro itch for you, keep reading. Browse these games for your next favorite.
The Big Number
The Big Number is a strategic incremental idle clicker where you breach 17 massive firewalls to reach infinity. Start from zero and build your way to unimaginable numbers through tactical resource management, automated systems, and strategic progression.
Replayable, Minimalist
93% of 15 Steam reviews are positive$3.99CoreBreaker: Desktop Swarm
A corner screen incremental brick-breaker where bouncing cores destroy endless swarms. Let it run in the corner of your screen while you work or jump into fullscreen and take control yourself. Unlock new Cores, expand your skill tree, survive endless waves.
Replayable, Fast-paced, Minimalist
93% of 14 Steam reviews are positive$3.99Desktop Defender
An idle auto-battler that lives in the corner of your screen. A lone tower fends off endless waves while you work, browse or game, and every upgrade, loot drop and ascension makes it hit harder. Check in, spend your earnings, watch the numbers climb. A little pixel game that grows while you don't.
Replayable, Retro
92% of 1,788 Steam reviews are positivePlayers online now: 54$4.99Project: Vaccine A
Firewall, vaccine, cleaner... Place various blocks to protect your CPU! Vaccine A is a sandbox defense game, filled with parody of various programs.
Replayable, Retro, Colorful
89% of 54 Steam reviews are positiveFree868-HACK
You are a computer hacker. You steal precious data while the world sleeps.
Replayable, Retro, Minimalist
90% of 123 Steam reviews are positive$5.65Net.Attack() - Code or Die!
CODE OR DIE! Hack enemy systems & survive the security response by engineering lethal bullet-heaven algorithms. Your brain power determines your firepower across 190+ programming nodes. Debug your failures. Optimize your code. Complete the heist. HACK THE PLANET!
Replayable, Fast-paced, Colorful
80% of 514 Steam reviews are positivePlayers online now: 1$7.99Transport Defender
An idle game where you defend a transport ship from waves of enemies that never shoot back. Aim one turret yourself, let twenty-odd auto weapons handle the rest, and spend your earnings on 270+ ship features until the whole thing runs itself. A long, number-heavy grind for people who like watching a plan pay off.
79% of 461 Steam reviews are positivePlayers online now: 20FreeIncremental Epic Breakers
Incremental Idle Breakout Japanese Anime RPG! Explore the vast map (~ 10^21 meters) through breaking many blocks and defend your base from various monsters!
Colorful
53% of 111 Steam reviews are positivePlayers online now: 5FreeAntivirus PROTOCOL
Antivirus PROTOCOL is an incremental game about destroying viruses. Learn and adapt, collect data, upgrade yourself, and eliminate the Virus that has taken over the world.
Replayable, Retro, Fast-paced
87% of 324 Steam reviews are positive$4.99The Last Byte: Serv-Bots Firewall
Greeb is coming for the Grid, and you are the firewall. Blast waves of cyber-threats out of the sky, draft upgrades between cycles, out-hack the boss in a rhythm duel, and hold the line as long as you can. Endless score-attack arcade defense with four difficulties and 42 achievements.
Replayable, Retro, Fast-paced
$4.99Hacker CLIcker
Hacker CLIcker is the idle clicker you know, but as a hacker terminal fantasy. Smash keys for data and automate the grind.
Minimalist
75% of 20 Steam reviews are positivePlayers online now: 4FreeCyber Shard Clicker
Cyber Shard Clicker is a short incremental game. Break down geometric shapes representing hostile cyber attacks against Vault Inc., gather data shards, upgrade your hacking skills, and spend your data shards to unlock permanent boosts in the vast skill tree to push your cyber assault even further!
Replayable, Retro, Minimalist
69% of 29 Steam reviews are positive$2.99
Cheaper than Firewall Breaker
CoreBreaker: Desktop Swarm
A corner screen incremental brick-breaker where bouncing cores destroy endless swarms.
93% of 14 Steam reviews are positive$3.99
Cyber Shard Clicker
Cyber Shard Clicker is a short incremental game. Break down geometric shapes representing hostile cyber attacks against Vault Inc., gather data…
69% of 29 Steam reviews are positive$2.99
BastionOS
A short active incremental game where you stack ludicrous weapons and upgrades onto a tower.
96% of 178 Steam reviews are positive$3.30
Nodebuster
Aim at drifting shapes, harvest bits, buy upgrades, and let your cursor bloom into fireworks.
97% of 13,960 Steam reviews are positivePlayers online now: 22$2.99
Rezist: Tower Defense
Protect your server from the malicious software intrusion. Improve your utility programs in time, rollout patches — and you will stand fearless even…
100% of 7 Steam reviews are positive$0.99
Space Rock Breaker
Blast asteroids into ore, drop it down a Plinko machine for credits, and spend them pushing deeper into space at your own relaxed pace.
96% of 4,920 Steam reviews are positivePlayers online now: 24$2.99
ParryMaster
Defend yourself in this minimalist one-button incremental defense game. One hit, and it’s over.
72% of 76 Steam reviews are positive$2.99
DEFRAG
DEFRAG turns system maintenance into a bullet hell: you steer a little cube through corrupted sectors, blast viruses, and spend what you salvage on…
93% of 571 Steam reviews are positivePlayers online now: 2$2.99
DashBreaker
From breaking asteroids to piercing massive warships, grow your small craft into a force to be reckoned with.
100% of 12 Steam reviews are positive$2.39
castle idler
castle idler is a short, relaxing incremental tower defense game with no waves. upgrade towers, collect coins, and unlock powerful prestige upgrades…
79% of 187 Steam reviews are positivePlayers online now: 4$3.99
ENDLESS SIGNAL
An idle hack-and-slash shooter with fast-paced progression, playable in the corner of your screen.
100% of 8 Steam reviews are positive$2.99
Hidden gems like Firewall Breaker
BastionOS
A short active incremental game where you stack ludicrous weapons and upgrades onto a tower.
96% of 178 Steam reviews are positive$3.30
DEFRAG
DEFRAG turns system maintenance into a bullet hell: you steer a little cube through corrupted sectors, blast viruses, and spend what you salvage on…
93% of 571 Steam reviews are positivePlayers online now: 2$2.99
Desktop Defender
An idle auto-battler that lives in the corner of your screen.
92% of 1,788 Steam reviews are positivePlayers online now: 54$4.99
Wireworks
Build a board of modules and wires, connect the signals just right, and watch your defenses snowball into something ridiculous.
89% of 646 Steam reviews are positivePlayers online now: 12$6.99
Zero Stress King: Idle Defense
Set up your defenses, watch the numbers climb, and let the leftovers stroll into the lava.
87% of 2,029 Steam reviews are positivePlayers online now: 165$5.59
Space Rock Breaker
Blast asteroids into ore, drop it down a Plinko machine for credits, and spend them pushing deeper into space at your own relaxed pace.
96% of 4,920 Steam reviews are positivePlayers online now: 24$2.99
Antivirus PROTOCOL
Antivirus PROTOCOL is an incremental game about destroying viruses.
87% of 324 Steam reviews are positive$4.99
Net.Attack() - Code or Die!
CODE OR DIE! Hack enemy systems & survive the security response by engineering lethal bullet-heaven algorithms.
80% of 514 Steam reviews are positivePlayers online now: 1$7.99
Berserk B.I.T.S
Train a cute pixel B.I.T, build a deck of battle chips and tidy up the Net from your desktop, one boss at a time.
81% of 674 Steam reviews are positivePlayers online now: 20$6.99
Legend of Defenders
Set up heroes and turrets, let the waves crash in, and come back to a richer, stronger fortress.
79% of 672 Steam reviews are positivePlayers online now: 6,392$9.80
Crystal Breaker Inc
Crystal Breaker is a short incremental space game about flying, mining, and upgrading.
79% of 109 Steam reviews are positive$4.99
castle idler
castle idler is a short, relaxing incremental tower defense game with no waves. upgrade towers, collect coins, and unlock powerful prestige upgrades…
79% of 187 Steam reviews are positivePlayers online now: 4$3.99
Newest games like Firewall Breaker
IdleOS
An idle hacking game played through a life-like terminal. Run processes, spin up VM windows and compile your own Hacking Mods as you break your way…
94% of 16 Steam reviews are positive$8.99
Legend of Defenders
Set up heroes and turrets, let the waves crash in, and come back to a richer, stronger fortress.
79% of 672 Steam reviews are positivePlayers online now: 6,392$9.80
DashBreaker
From breaking asteroids to piercing massive warships, grow your small craft into a force to be reckoned with.
100% of 12 Steam reviews are positive$2.39
Hack Protocol
Hack Protocol is a multiplayer hacking sim where you build software, breach servers, steal data, upgrade your hardware, and cover your tracks.
100% of 6 Steam reviews are positive$8.99
Legion Breaker
Legion Breaker is a relaxing active incremental about a novice wizard who grows into a battlemage.
77% of 812 Steam reviews are positivePlayers online now: 50$6.99
Hacker CLIcker
Hacker CLIcker is the idle clicker you know, but as a hacker terminal fantasy. Smash keys for data and automate the grind.
75% of 20 Steam reviews are positivePlayers online now: 4Free
Idle Block Breaker
Sit back and enjoy this Idle Block Breaking game where you can take control and break blocks yourself or turn it to idle mode and watch the game…
100% of 3 Steam reviews are positive$5
Now THAT'S a Big Dragon!
Recruit warriors, wizards, elves, thieves and more, stack upgrades across gold, wood, iron and food, and chip away at one truly enormous dragon…
73% of 63 Steam reviews are positivePlayers online now: 9$6.99
Crystal Breaker Inc
Crystal Breaker is a short incremental space game about flying, mining, and upgrading.
79% of 109 Steam reviews are positive$4.99
Incrempire
Defend. Upgrade. Dominate. A relaxing incremental base-defense game, packed with powerful skills and a deep skill tree.
69% of 188 Steam reviews are positive$6.99
CoreBreaker: Desktop Swarm
A corner screen incremental brick-breaker where bouncing cores destroy endless swarms.
93% of 14 Steam reviews are positive$3.99
Chest Buster
An incremental battle game where destroying treasure chests instantly brings item effects into battle to fight enemies.
92% of 176 Steam reviews are positive$4.99