The Best Tower-defense Games for Mac OS

Join the battle against invading humans in Idle Monster TD: Evolved, a never-ending tower defense game with over 150 unique monsters and pets, from cute and colorful flower creatures to epic fire breathing dragons. Strategize your monster placement and watch them evolve and gain new abilities to defend your base against the never-ending swarm of humans. Featuring 40 unlockable monsters with 3 evolutions each, 5 different maps, mini-games, and bi-weekly PvP tournaments. With offline progression and cute 3D graphics, it's a perfect blend of Idle and Tower Defense genres.

Get ready for an epic tower defense battle against countless waves of Bloons and players in Bloons TD Battles 2. With a variety of strategic combinations, hero options, and skill-based gameplay, you must defend against your opponent while launching your own Bloon offensive. Are you ready to become a master player, earn unique badges, and enjoy tons of new content? Join now and take on the challenge today!

Five-star tower defense with unrivaled depth and replayability. The Bloons are back in full HD glory and this time they mean business! Build awesome towers, choose your favorite upgrades, hire new Special Agents, and pop every last invading Bloon in the most popular tower defense series in history.

Kingdom Rush is a tower defense game that will capture your attention with its stunning graphics and exciting gameplay. Defend your kingdom from hordes of orcs, trolls, and wizards. Use towers, spells, and heroes at your command to customize your strategy and battle legendary monsters. With 61 different enemies, challenging levels, and addictive gameplay, Kingdom Rush is a must-play game for strategy enthusiasts.

Do you want to show off your tower defense skills in a multiplayer setting? Look no further than Bloons TD Battles! Build up your defenses and send bloons to your opponent in the fast-paced Assault mode, or survive endless waves of balloons in Defensive mode. With a fun mix of challenging gameplay and adorable monkey towers, you'll want to play again and again!

The third installment in the popular tower defense series Kingdom Rush.

Isle of Arrows is a Puzzle Tower Defense game in which you build a fortress in the sky. Place towers, expand the isle, and build your own paths. Can you find the perfect spot for each tile to beat the RNG and defend against waves of invaders?

Become a dungeon lord to defend your dungeons with the deadliest of traps and insidious contraptions against greedy adventurers and wannabe heroes.

The Bloons are back and better than ever! Get ready for a massive 3D tower defense game designed to give you hours and hours of the best strategy gaming available.

Lumencraft is an addictive and action-packed game that combines mining, strategy, and tower defense elements. You play as a survivor in a post-apocalyptic world, where you need to mine resources, build structures, and defend against swarms of enemies to find the Lumen crystal, the last hope of mankind. With its destructible environments and multiple game modes, Lumencraft offers a unique and challenging gaming experience that will keep you coming back for more.