Games like The Tower - Idle Tower Defense
The Tower - Idle Tower Defense balanced. These games share the most with it, and each one says why.

Idle Archer Tower Defense RPGUpdated
Also idle, tower defense, cards
Defend a tower as a lone archer against monster waves, collecting skill cards and spending gold on permanent upgrades after each loss.

Mega Tower - Casual TD GameUpdated
Also tower defense, idle · Same active/idle balance (balanced)
Merge and modify towers in a sci-fi tower defense that fights on its own but lets you aim manually.
50% idle
Eternal Cannon Idle ShootingDormant
Also idle, tower defense · Same active/idle balance (balanced)
Defend a city with an upgradable cannon and walls, mixing tapping and upgrades where each level brings a new skill.
50% idle
Zen Idle: Gravity MeditationUpdated
Also cards, idle · Same active/idle balance (balanced)
Upgrade physics-driven balls and stages for income, collect cards for permanent bonuses and prestige with evolving perks, playing passively or with strategy.
50% idle
Idle TCGDormant
Also incremental, idle, cards
An old-school browser incremental with a trading card theme, built to be finished over one to three days.
3.8★ galaxyhas ending
Zero Stress King: Idle DefenseUpdated
Also tower defense, idle
A tower defense where you cannot lose: enemies charge your walls and fall into lava, and you spend the payout on defenders and a map-shaped skill tree.
87% steam3.6★ galaxy
Keep on Mining!Dormant
Also cards · Same active/idle balance (balanced)
Sweep your cursor over rocks to break them, smelt ores into bars and spend them in a large skill tree, with talent cards and an automatic mine for idle gains.
91% steam50% idle
Idle Dice 2Updated
Also cards, idle
Roll up to 25 independently upgraded dice and draw from a custom deck of unusual cards to score points and clear challenges.
81% steam
Idle Kingdom DefenseDormant
Also idle, tower defense
Command heroes and archer corps in large castle-defense battles, with rewards stacking up while the game is closed.
75% idle
Rogue with the Dead: Idle RPGUpdated
Also idle, tower defense
March an army 300 miles to slay the Demon Lord; troops fight automatically, and each death resets your run but makes you stronger.
has ending75% idle
Fish Kingdoms:Idle ArenaDormant
Also idle, cards
Summon and raise anime-style fish warriors for turn-based idle card battles built around team combinations.
75% idle
Tower Defense: Lazy ApocalypseUpdated
Also tower defense, idle
Play a monster-slaying streamer holding off zombie waves, upgrading weapons while your hero keeps fighting when you are away.
75% idle
Abyss Manager Idle
Also tower defense, idle
Assign characters to jobs, gather resources and dig deeper floors in an idle tower defense. About two hours to finish completely.
95% steamhas ending
Cast n Chill
Also idle · Same active/idle balance (balanced)
A relaxed pixel fishing game with a dog companion where you sell catches for better gear across 16 spots, and can switch to a passive mode that fishes for you.
95% steam50% idle
Spirit Dungeons: Legacy
Also incremental, idle
A defeated necromancer rebuilds an undead army and turns righteous in this tiny js13k incremental.
3.7★ galaxy75% idle
Holoidle
Also cards, idle
Grow a Hololive streamer's influence with upgrades and a deck of collectible collab cards, placing up to six for synergy bonuses.
84% steam
Gold and Goblins – Miner GamesUpdated
Also idle, cards
Run a goblin gold mine, merging goblins into stronger miners and boosting them with collectible cards.

War Tortoise 2Dormant
Also idle, incremental
Pilot a heavily armed tortoise tank across a large world, gearing up with loot, pilots and heroes.

Overmortal-Idle RPGUpdated
Also idle, cards
A text-driven cultivation RPG where you rise from mortal to immortal, choosing branching paths, evolving pets into companions, and fighting bosses across realms.

Idle Dot Shooter!Updated
Also idle, incremental
A minimalist shooter where a turret fires on its own at drifting dots while you buy defence, drone, and economy upgrades and push into tougher galaxies.

Zombie Idle DefenseUpdated
Also idle, tower defense
Equip survivors with weapons and hold a defensive line against waves of zombies and bosses across post-apocalyptic levels.

Idle Baseball Manager TycoonUpdated
Also idle, cards
Build a stadium, collect baseball player cards, set your lineup, and let the team play to bring in wins and money.

Dice vs Monsters: Roguelike TDUpdated
Also tower defense, idle
A roguelike tower defense where each hero is a die, with dice rolls used to upgrade abilities against monster waves.

Slime Castle: Idle TD RTS GameUpdated
Also idle, tower defense
Play as a slime defending a forest castle from human invaders, gathering gear and skills and returning stronger after each defeat.