Games like Kitty Keep™
Kitty Keep™. These games share the most with it, and each one says why.

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
Fish to Dish: Idle Sushi
Also ocean, idle
A fishing boat sits along the edge of your desktop reeling in sea life to serve as sushi, while you upgrade rods and bait and fill an aquarium.
96% steam90% idle
Fruit Stand Fortune
Also cats, idle
Spin slot machines and pachinko boards for fruit to sell at Kate the Cat's stand, unlocking odd customers and auto-click upgrades.
96% steam
Idle Waters
Also ocean, idle
Fish from a window at the bottom of your screen, manually or with auto-fishing, to fill a collection of 100 species across 12 biomes and stock your aquarium.
94% steam90% 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
Alice's Gaze
Also cats, idle
Guide Alice through a haunted mansion as a cat god's altar pays out gold, reviving rooms one by one while idle battles and light puzzles lead toward an escape.
91% steam
Meow Squad: Incremental Fishing
Also cats, ocean
Net fish across five seas with a cat crew in 30 second rounds, grow a talent tree, and take on arcade boss fights to unlock deeper waters.
88% steam
Captain Whiskers: Incremental Seas
Also cats, ocean
Sail with cat captains and sweep the cursor over schools of fish to haul them in, then spend the catch on a talent tree of 170+ nodes while hunting a deep-sea leviathan.
85% steam
Arkcraft - Idle AdventureUpdated
Also idle, ocean
Grow a castaway raft into a huge floating ark, adding rooms, docks, and defenses while the crew keeps gathering and processing materials while you are away.
75% idle
Bounty Bash: Idle Pirate RPGUpdated
Also idle, ocean
Summon a pirate crew that auto-battles at sea around the clock, growing stronger while you are away.
75% idle
Castle Cats - Idle Hero RPGUpdated
Also idle, cats
Collect over 150 heroic cats and send them on quests against an evil pug wizard, returning to gather rewards and evolve your roster.
75% idle
Cat Hero : Idle RPGUpdated
Also idle, cats
A cat defends its sleeping owner's dreams, tapping to merge fish into stronger fish-missile ammo.

Cats&Soup: Relaxing Cozy GamesUpdated
Also cats, idle
Cats in a forest cook soup and gather resources while you're idle; dress them up and unlock new recipes.
75% idle
Dead Spreading:Idle GameDormant
Also idle, tower defense
Recruit soldiers and upgrade a base to hold off zombie waves while balancing defense and supply gathering.

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.

Eternal Cannon Idle ShootingDormant
Also idle, tower defense
Defend a city with an upgradable cannon and walls, mixing tapping and upgrades where each level brings a new skill.
50% idle
Fish Kingdoms:Idle ArenaDormant
Also idle, ocean
Summon and raise anime-style fish warriors for turn-based idle card battles built around team combinations.
75% idle
Fishing Frenzy:Idle Hooked IncUpdated
Also idle, ocean
Hire and train anglers, upgrade boats and gear to sail into deeper waters, and eventually open a seafood restaurant with your catch.

Geometry Tower: Idle DefenseUpdated
Also tower defense, idle
Defend a single tower against endless waves, picking roguelike upgrades each run and researching permanent boosts.

Harbor Life IdleUpdated
Also idle, ocean
Grow a small dock into a busy harbor, sending boats to fish and supplying cafes while workers automate it offline.
75% idle
Hooked Inc: Fishing GamesUpdated
Also ocean, idle
Swipe to catch fish, hire a crew that keeps fishing when you're away, and upgrade boats to reach new waters.
50% idle
Idle Aquarium: Fish Tank ZooDormant
Also idle, ocean
Grow an aquarium by collecting new fish species on voyages and upgrading tanks to draw more visitors.

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

Idle Cat Gunner: Shooter RPGUpdated
Also cats, idle
Cats blast through obstacles with fused guns, and rebirthing at milestone stages speeds up growth.