Play Free Online Tower Defense & Capture the Flag Games
Please enjoy our free base defense games. Protect the castle and fight off waves of enemies. In some games you’ll also need to capture the flag.
No Annoying Apps, No Software Downloads!
All games are browser-based. Our catalog is rendered in mobile-friendly HTML5, offering cross-device gameplay. You can play on mobile devices like Apple iPhones, Google Android powered cell phones from manufactures like Samsung, tablets like the iPad or Kindle Fire, laptops, and Windows-powered desktop computers. All game files are stored locally in your web browser cache. These games work in Apple Safari, Google Chrome, Microsoft Edge, Mozilla Firefox, Opera and other modern web browsers.
Full Alphabetical Category Listings
Abandoned Tank Defender Base Defense Game
Abandoned Tank Defender is a base defense game where players must protect a broken and abandoned tank from waves of enemies using turrets and machine guns.
Enemies come in waves in this fast-paced 5-level game.
You must constantly add firepower in the middle to battle to win each round.
Abandoned Tank Defender is a base defense game where players must protect a broken and abandoned tank from waves of enemies using turrets and machine guns.
Enemies come in waves in this fast-paced 5-level game.
You must constantly add firepower in the middle to battle to win each round.
Alexandria Attacks
This is a base defense themed alien shooter game. Play through all 30 stages defeating the aliens on each stage, and use the coins they drop to upgrade your weaponry.
This is a base defense themed alien shooter game. Play through all 30 stages defeating the aliens on each stage, and use the coins they drop to upgrade your weaponry.
Base Defense Gun Turret Shooting Game
Base Defense is a 10-level simple shooting game where you play a turret shooter who must kill off waves of attacking enemies before they destroy your base.
Base Defense is a 10-level simple shooting game where you play a turret shooter who must kill off waves of attacking enemies before they destroy your base.
Battle Tanks
This is a simple tank fighting game. Command an army of tanks and defend your base. Take out enemies to earn more cash to buy more tanks.
This is a simple tank fighting game. Command an army of tanks and defend your base. Take out enemies to earn more cash to buy more tanks.
Block Defender
This is a fusion of a tile merging game and tower defense game. Earn money to pay for blocks by taking out invading red blocks and merging number blocks. The more blocks you have, the more powerful your defenses become.
This is a fusion of a tile merging game and tower defense game. Earn money to pay for blocks by taking out invading red blocks and merging number blocks. The more blocks you have, the more powerful your defenses become.
Castle Defender Saga
This is a fantasy-based medieval castle defense game where you assemble a team of heroes, upgrade their skills, and send them into battle against waves of enemies.
This is a fantasy-based medieval castle defense game where you assemble a team of heroes, upgrade their skills, and send them into battle against waves of enemies.
Castle Defense Game
This is a tower defense game where you play a wizard atop a castle shooting hoards of incoming monsters. Fight off enemies to gain experience and use the experience to increase your firepower, harden your defenses, and boost your magical capabilities. Can you make it through all 100 levels?
This is a tower defense game where you play a wizard atop a castle shooting hoards of incoming monsters. Fight off enemies to gain experience and use the experience to increase your firepower, harden your defenses, and boost your magical capabilities. Can you make it through all 100 levels?
Castle Fight With Buddies
This is a competitive cannon defense game you can play with a friend or an anonymous player. Survive each other’s wave of soldiers by shooting them as they approach. Be the last one standing to win.
This is a competitive cannon defense game you can play with a friend or an anonymous player. Survive each other’s wave of soldiers by shooting them as they approach. Be the last one standing to win.
Cat Wizard Defense
This is a cute 18-stage tower defense game where you place magical cats along the path slime travel to try to stop them. Destroy all the slimes on each level to earn a 3-star rating. Use income from destroying slimes to purchase more cats.
This is a cute 18-stage tower defense game where you place magical cats along the path slime travel to try to stop them. Destroy all the slimes on each level to earn a 3-star rating. Use income from destroying slimes to purchase more cats.
City Heroes
This is a 20-stage shooting base defense game where you fight off waves of incoming robots to protect the city. Collect coins and upgrade your weapons. Can you beat all 20 stages?
This is a 20-stage shooting base defense game where you fight off waves of incoming robots to protect the city. Collect coins and upgrade your weapons. Can you beat all 20 stages?
Clash of Vikings
This is a card-based battle game where you try to destroy the castle of a foe while defending your own.
This is a card-based battle game where you try to destroy the castle of a foe while defending your own.
Clash of Warlord Orcs
This is a card-based battle game where you try to destroy the castle of a foe while defending your own.
This is a card-based battle game where you try to destroy the castle of a foe while defending your own.
Crash & Bernstein Cluck N’ Chuck
This is a 1v1 turn-based catapult destruction fighting game. Help Crash and Wyatt win the war of the forts by shooting rubber chickens at their rivals. You and your opponent have 15 seconds to aim and shoot at one another. The surrounding environment on each of the 3 levels provides an extra challenge.
This is a 1v1 turn-based catapult destruction fighting game. Help Crash and Wyatt win the war of the forts by shooting rubber chickens at their rivals. You and your opponent have 15 seconds to aim and shoot at one another. The surrounding environment on each of the 3 levels provides an extra challenge.
Def Island
In this game you must protect a tiny island nation from waves of invaders for as long as you can. Fire air guns at the planes before they bomb your country. Use your cannons to strike at the naval forces.
In this game you must protect a tiny island nation from waves of invaders for as long as you can. Fire air guns at the planes before they bomb your country. Use your cannons to strike at the naval forces.
Defend the Castle
This is a simple survival castle defense game where you must cast the correct spell to repel each of the invaders. Bolster your defenses with upgrades and survive for as long as you can.
This is a simple survival castle defense game where you must cast the correct spell to repel each of the invaders. Bolster your defenses with upgrades and survive for as long as you can.
Defense Battle: Plants vs Zombies Inspired Row Defense Game
This is a side-view base defense game inspired by the Plants vs Zombies series. In this game you play Greek God Zeus and Syrian gladiator Flamma fighting off waves of monster attacks.
This is a side-view base defense game inspired by the Plants vs Zombies series. In this game you play Greek God Zeus and Syrian gladiator Flamma fighting off waves of monster attacks.
Defense Math: Tower Defense Equation Solving Game for Kids
This is a fast and challenging addition, subtraction, multiplication and division math solving game for kids and students. Players must answer an infinite amount of questions to send projectiles to the enemy horde. Players must prevent them from reaching their defense tower. Get the highest score you can get.
This is a fast and challenging addition, subtraction, multiplication and division math solving game for kids and students. Players must answer an infinite amount of questions to send projectiles to the enemy horde. Players must prevent them from reaching their defense tower. Get the highest score you can get.
Defense of the Kingdom
This is a simple 9-stage tower defense game where you must outlast and conquer an invading evil army of skeletons. Use the money you collect to pay for more warriors to fight for your cause. Beat all 9 levels to unlock survival mode.
This is a simple 9-stage tower defense game where you must outlast and conquer an invading evil army of skeletons. Use the money you collect to pay for more warriors to fight for your cause. Beat all 9 levels to unlock survival mode.
Defentures
This is a fun and deep online kingdom defense game where you help the mighty dwarves protect Defendaria from evil goblins. Play through 9 challenging locations and beat each location in classic, tactical and rush modes. Play side quests to earn extra skills you can equip to build back better Dwarves.
This is a fun and deep online kingdom defense game where you help the mighty dwarves protect Defendaria from evil goblins. Play through 9 challenging locations and beat each location in classic, tactical and rush modes. Play side quests to earn extra skills you can equip to build back better Dwarves.
Dennis & Gnasher Defend the Den Base Defense Game
This is a 4-stage tower defense game where you protect a fort by building up to 8 different kinds of humorous gadgets which attack the oncoming waves of zombies.
This is a 4-stage tower defense game where you protect a fort by building up to 8 different kinds of humorous gadgets which attack the oncoming waves of zombies.
Elliot From Earth Bug Off
This is a 42-stage base defense game where you build base locations and upgrade them to help the Medi-Bots defeat the Nano-Nits. Clear Nano-Nits from each level to help Steve get well. Can you earn a 3-star rating on all 42 levels?
This is a 42-stage base defense game where you build base locations and upgrade them to help the Medi-Bots defeat the Nano-Nits. Clear Nano-Nits from each level to help Steve get well. Can you earn a 3-star rating on all 42 levels?
Endless Siege Tower Defense Game
This is an endless tower defense game where you use 4 different tower types and dozens of upgrade levels in a near infinite number of potential combinations to see how many waves of orcs you can kill before they defeat you.
Each day offers a new map to keep play fresh. 🙂
This is an endless tower defense game where you use 4 different tower types and dozens of upgrade levels in a near infinite number of potential combinations to see how many waves of orcs you can kill before they defeat you.
Each day offers a new map to keep play fresh. 🙂
Front Line Base Defense Arcade Shooting Game
Front Line is a base defense alien invasion HTML game where players collect coins and gems to upgrade ships which fight to save Earth from an alien invasion.
Ships have their health restored when they are parked at the base and two of the same type of ship can be merged into a more powerful ship.
Shooting and aiming are automatic, while the player focuses on using extra items and upgrading ships to fight off attacking enemies.
The player loses a life when the aliens reach a dashed line. If players lose a level they are typically restarted a couple levels earlier.
A player starts with 5 lives but after they lose a couple sometimes some of the presents that appear in the base are heart containers, which are additional lives.
Front Line is a base defense alien invasion HTML game where players collect coins and gems to upgrade ships which fight to save Earth from an alien invasion.
Ships have their health restored when they are parked at the base and two of the same type of ship can be merged into a more powerful ship.
Shooting and aiming are automatic, while the player focuses on using extra items and upgrading ships to fight off attacking enemies.
The player loses a life when the aliens reach a dashed line. If players lose a level they are typically restarted a couple levels earlier.
A player starts with 5 lives but after they lose a couple sometimes some of the presents that appear in the base are heart containers, which are additional lives.
Hold Position 2 Medieval Castle Defense Game
Hold Position 2 is a free online medieval castle defense game where you must protect your medieval castle from the angry hoards trying to storm it.
To beat the level you must be able to withstand a 10-minute siege.
You control the player atop the castle while your towers automatically fire on enemies.
If you die you can use the experience from kills to make your attack, the tower attack, or the castle’s defense stronger.
Hold Position 2 is a free online medieval castle defense game where you must protect your medieval castle from the angry hoards trying to storm it.
To beat the level you must be able to withstand a 10-minute siege.
You control the player atop the castle while your towers automatically fire on enemies.
If you die you can use the experience from kills to make your attack, the tower attack, or the castle’s defense stronger.
Hold Position 3 Medieval Castle Defense Game
Hold Position 3 is a castle defense game where the castle automatically fights enemies but you focus on upgrading the castle.
You earn gold and diamonds which can be spent to upgrade various aspects of your attack, your castle defense, and how quickly your castle earns money to fund further upgrades.
Hold Position 3 is a castle defense game where the castle automatically fights enemies but you focus on upgrading the castle.
You earn gold and diamonds which can be spent to upgrade various aspects of your attack, your castle defense, and how quickly your castle earns money to fund further upgrades.
Hold Position Base Defense Game
Hold Position is a free online HTML base defense game where you must protect your base from bomb dropping helicopters and tanks which shoot at you.
To beat the level you must be able to withstand a 10-minute onslaught.
If you die you can use experience to upgrade the attack strength or defense health of the bunker gun you control, the ground turrets, and the air turrets.
Hold Position is a free online HTML base defense game where you must protect your base from bomb dropping helicopters and tanks which shoot at you.
To beat the level you must be able to withstand a 10-minute onslaught.
If you die you can use experience to upgrade the attack strength or defense health of the bunker gun you control, the ground turrets, and the air turrets.
King Rugni Tower Conquest: Fun Base Defense Strategy Game
This is a beautiful 30-level tower defense game where players can use 8 different tower types with 3 different strength levels.
If you play only one base defense game on our site, play this one. 🙂
This is a beautiful 30-level tower defense game where players can use 8 different tower types with 3 different strength levels.
If you play only one base defense game on our site, play this one. 🙂
Kingdom Defense: Action RPG Castle Defense Game
This is a 39-level action RPG base defense game where you play an archer who must use bow and arrow (along with a bit of magic) to save the castle from swarming hoards of evil creatures.
This is a 39-level action RPG base defense game where you play an archer who must use bow and arrow (along with a bit of magic) to save the castle from swarming hoards of evil creatures.
Knight vs Orc
This is a medieval fantasy-themed castle tower game where you must protect the castle from a marauding army of evil orcs. Use the loot gathered from your fallen foes to bolster your treasury and buy more defenses. How long can you last?
This is a medieval fantasy-themed castle tower game where you must protect the castle from a marauding army of evil orcs. Use the loot gathered from your fallen foes to bolster your treasury and buy more defenses. How long can you last?
Monster Rush Tower Defense Game
This is a 13-stage tower defense game where you build towers which must kill off waves of attacking monsters and prevent them from exiting the screen on the other side of the path.
This is a 13-stage tower defense game where you build towers which must kill off waves of attacking monsters and prevent them from exiting the screen on the other side of the path.
Orc Invasion: Endless Wave Tower Defense Game
This is an endless wave tower defense game where players use an archer and power ups to fight off invading hoards of orcs.
This is an endless wave tower defense game where players use an archer and power ups to fight off invading hoards of orcs.
Phineas and Ferb Backyard Defense: Tower Defense Game
Help Phineas and Ferb defend their home against a rampaging horde of zombies and robots.
Help Phineas and Ferb defend their home against a rampaging horde of zombies and robots.
Pirates Battle Island
In this game you take the role of the commander of an island fortress. Manage your gold resources in maintaining the defense of your fortress. Attack and defeat the ships of the pirate armada for as many days as you can. Upgrade your fort after each battle to prepare for the next day.
In this game you take the role of the commander of an island fortress. Manage your gold resources in maintaining the defense of your fortress. Attack and defeat the ships of the pirate armada for as many days as you can. Upgrade your fort after each battle to prepare for the next day.
Poison Attack
In this game you must stop as many monsters from escaping the lab as possible by taking them down with poisons. Each monster perishes when exposed to a poison in its color.
In this game you must stop as many monsters from escaping the lab as possible by taking them down with poisons. Each monster perishes when exposed to a poison in its color.
Powerpuff Girls Panic in Townsville Game
This is a simple 5-stage game where you play the Powerpuff Girls flying around a city destroying icy comets, fiery meteorites and evil villains to protect the citizenry from disasters.
This is a simple 5-stage game where you play the Powerpuff Girls flying around a city destroying icy comets, fiery meteorites and evil villains to protect the citizenry from disasters.
Save Ukraine
This is a row defense game where players fund an army, deploy their troops, and lay sanctions to try to slow down the advancing Russian army. Play through 10 stages, fighting off wave after wave of attacks.
This is a row defense game where players fund an army, deploy their troops, and lay sanctions to try to slow down the advancing Russian army. Play through 10 stages, fighting off wave after wave of attacks.
Slime Farmer
This is a base defense cannon shooting game where you shoot waves of approaching slimes. Defeat the slimes before they get to you and use income earned from each wave to upgrade your cannon for the next wave.
This is a base defense cannon shooting game where you shoot waves of approaching slimes. Defeat the slimes before they get to you and use income earned from each wave to upgrade your cannon for the next wave.
Slime Invader
This is a base defense shooting game where you shoot waves of incoming slimes. Defeat the slime before they breach your walls. Use the income earned from each wave to upgrade your cannons or rebuild your defensive wall.
This is a base defense shooting game where you shoot waves of incoming slimes. Defeat the slime before they breach your walls. Use the income earned from each wave to upgrade your cannons or rebuild your defensive wall.
Soldier Legend
This is a 30-stage shoot ’em up base defense game where you play as a renegade soldier fighting off an alien invasion. Beat the aliens and use the coins you collect to buy upgrades to your defenses.
This is a 30-stage shoot ’em up base defense game where you play as a renegade soldier fighting off an alien invasion. Beat the aliens and use the coins you collect to buy upgrades to your defenses.
SpongeBob SquarePants Grand Sand Fortress: Tetris Defense
Grand Sand Fortress is a fun online Tetris-type base defense game where you build a wall for SpongeBob to protect him from the evil Planktons. They think SpongeBob has the Krabby Patty formula. Does he? Doesn’t matter. They are coming in waves for him, regardless. Move your bricks to build a wall. The wall needs […]
Grand Sand Fortress is a fun online Tetris-type base defense game where you build a wall for SpongeBob to protect him from the evil Planktons. They think SpongeBob has the Krabby Patty formula. Does he? Doesn’t matter. They are coming in waves for him, regardless. Move your bricks to build a wall. The wall needs […]
Stone Age Defender
This game pits you against an endless wave of enemy cavemen and their beasts of war. Build up your defenses and survive for as long as you can.
This game pits you against an endless wave of enemy cavemen and their beasts of war. Build up your defenses and survive for as long as you can.
Tank Battle Ground Capture the Flag Game
Tank Battle Ground is a base defense game where you try to capture competing flags from other tank groups while keeping your own.
Each tank has its own health bar. You can select a tank or group of tanks to move to an area. Tanks automatically shoot in this game when an enemy is in range.
Batteries laying on the ground can help your tanks power up.
This game is fun, though be careful when using the mouse zoom scroll wheel as that can throw the screen view off a bit.
Tank Battle Ground is a base defense game where you try to capture competing flags from other tank groups while keeping your own.
Each tank has its own health bar. You can select a tank or group of tanks to move to an area. Tanks automatically shoot in this game when an enemy is in range.
Batteries laying on the ground can help your tanks power up.
This game is fun, though be careful when using the mouse zoom scroll wheel as that can throw the screen view off a bit.
Tank Defender Airplane Shooting Base Defense Game
Tank Defender is a game where the player plays a colorful tank shooting rockets at aircraft which are dropping bombs. You use your mouse to control the aim of your tank.
Anytime a bomb touches the ground you lose a life, even if it lands on the other side of the screen.
Large green helicopters drop upgrades like more time, a defense shield, and an extra tank. You have to roll over the upgrades to get them, then roll back to the middle of the screen to better defend the base.
At the bottom of the screen there is an option to turn automated firing on and off.
Tank Defender is a game where the player plays a colorful tank shooting rockets at aircraft which are dropping bombs. You use your mouse to control the aim of your tank.
Anytime a bomb touches the ground you lose a life, even if it lands on the other side of the screen.
Large green helicopters drop upgrades like more time, a defense shield, and an extra tank. You have to roll over the upgrades to get them, then roll back to the middle of the screen to better defend the base.
At the bottom of the screen there is an option to turn automated firing on and off.
Tank Wars Base Defense Game
Tank Wars is a base defense game where 1 to 2 players can be tanks which move around the screen, shooting enemy tanks, and defending the base.
You have one tank at a time you play and must kill off a variety of other tanks shown on the screen. If your tank dies then another one spawns near your base.
If you play multiplayer, this game is a cooperative (coop) game.
Be careful firing around your own base as you can do an own goal and destroy your own base.
This game has 4 difficulty levels, 10 stages, and an in-game level creator tool to design up to 120 custom levels.
Tank Wars is a base defense game where 1 to 2 players can be tanks which move around the screen, shooting enemy tanks, and defending the base.
You have one tank at a time you play and must kill off a variety of other tanks shown on the screen. If your tank dies then another one spawns near your base.
If you play multiplayer, this game is a cooperative (coop) game.
Be careful firing around your own base as you can do an own goal and destroy your own base.
This game has 4 difficulty levels, 10 stages, and an in-game level creator tool to design up to 120 custom levels.
The End of Olympus
This is a 5-stage row defense game where you lay blacksmiths, archers, and warriors into the field of battle to fight off waves of gollen attacks from the Gods of Olympus.
This is a 5-stage row defense game where you lay blacksmiths, archers, and warriors into the field of battle to fight off waves of gollen attacks from the Gods of Olympus.
Tiny Battle
This is a simple real-time strategy game themed after medieval fantasy. Levy an army to protect your castle against wave upon wave of orcish invaders. Survive the onslaught on the orcish hordes for as long as you can.
This is a simple real-time strategy game themed after medieval fantasy. Levy an army to protect your castle against wave upon wave of orcish invaders. Survive the onslaught on the orcish hordes for as long as you can.
Tom & Jerry Cats Gone Bats: Halloween Base Defense Game
This is a Halloween tower defense game for kids based on the popular cartoon series Tom & Jerry. Control Tom as he tries to prevent the bats and vampire Jerry from getting the items. Get the highest score you can get. Enjoy this fun tower defense game and share with friends.
This is a Halloween tower defense game for kids based on the popular cartoon series Tom & Jerry. Control Tom as he tries to prevent the bats and vampire Jerry from getting the items. Get the highest score you can get. Enjoy this fun tower defense game and share with friends.
Tower Defense
This is a 16-stage castle defense game where you build towers and use magic to defend the castle from waves of enemies. Build and upgrade towers and use the right magic to defeat the hoards of enemies before they destroy your castle.
This is a 16-stage castle defense game where you build towers and use magic to defend the castle from waves of enemies. Build and upgrade towers and use the right magic to defeat the hoards of enemies before they destroy your castle.
Tower Defense Game
This is 15-level prototype build of a tower defense game which has cute & simple graphics but also has a number of bugs in it.
This is 15-level prototype build of a tower defense game which has cute & simple graphics but also has a number of bugs in it.
Tower Defense Kingdom
This is a simple single-stage tower defense game designed to help introduce young children to the genre. Place infantry, wizard and archery towers to defeat waves of incoming enemies. Use your battle earnings to purchase more towers.
This is a simple single-stage tower defense game designed to help introduce young children to the genre. Place infantry, wizard and archery towers to defeat waves of incoming enemies. Use your battle earnings to purchase more towers.
Transformers Protect Crown City
This game has you play as any member of Bumblebee’s team. Capture waves of Decepticon grunts and bosses and keep them from escaping into the city.
This game has you play as any member of Bumblebee’s team. Capture waves of Decepticon grunts and bosses and keep them from escaping into the city.
We Bare Bears Sandcastle Battle: Castle Defense Game for Kids
This game is a 10-level castle defense game where you play as Grizzly, Panda, Ice Bear and Choloe Park defending your sand castle from waves of enemy attacks. Your bears automatically throw low-level sand balls at incoming enemies. Click on a row and hold it in to have all 3 bears join forces and throw […]
This game is a 10-level castle defense game where you play as Grizzly, Panda, Ice Bear and Choloe Park defending your sand castle from waves of enemy attacks. Your bears automatically throw low-level sand balls at incoming enemies. Click on a row and hold it in to have all 3 bears join forces and throw […]
Zombie Plague
This is a tower defense game where you control a shooter atop a wall shooting as many zombies as you can. Pick up coins to unlock upgrades to your shooting speed, power, accuracy and ammo storage capacity. Fight through wave after wave of zombies. How many levels can you beat?
This is a tower defense game where you control a shooter atop a wall shooting as many zombies as you can. Pick up coins to unlock upgrades to your shooting speed, power, accuracy and ammo storage capacity. Fight through wave after wave of zombies. How many levels can you beat?
Zombies Are Coming
This is an endless wave zombie shooter game where you control a single tower in the center of the screen. Shoot the zombies before they reach you and survive as long as possible.
This is an endless wave zombie shooter game where you control a single tower in the center of the screen. Shoot the zombies before they reach you and survive as long as possible.
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