Games like Cozy~Fishing Kitten
Games like Cozy~Fishing Kitten include Cornerpond, Spirit City: Lofi Sessions, WEBFISHING, Tiny Pasture, and Fish to Dish: Idle Sushi. We matched them by the tags players give Cozy~Fishing Kitten on Steam (Desktop Companion, Idler, Fishing, Creature Collector, and Casual): closest matches first, and among equally close ones the better-known games.

Cornerpond
Shared: Desktop Companion · Idler · Fishing

Spirit City: Lofi Sessions
Shared: Desktop Companion · Idler · Creature Collector

WEBFISHING
Shared: Fishing · Casual · Creature Collector

Tiny Pasture
Shared: Idler · Cute · Desktop Companion

Fish to Dish: Idle Sushi
Shared: Desktop Companion · Idler · Fishing

Cast n Chill
Shared: Fishing · Idler · Creature Collector

Cat Goes Fishing
Shared: Fishing · Cats · Cute

Fischer's Fishing Journey
Shared: Idler · Creature Collector · Fishing

Maltese's Fluffy Onsen
Shared: Desktop Companion · Idler · Casual

My Little Life
Shared: Desktop Companion · Idler · Creature Collector

MyVoiceZoo
Shared: Casual · Creature Collector · Idler

Screen Cat
Shared: Cats · Casual · Idler

Chillquarium
Shared: Idler · Creature Collector · Fishing

Cookie Clicker
Shared: Idler · Casual · Incremental

How to Train Your Cock
Shared: Desktop Companion · Idler · Casual

Fantasy Aquarium
Shared: Idler · Casual · Cute

The Sims™ 4
Shared: Character Customization · Life Sim · Simulation

Shelldiver
Shared: Casual · Idler · Incremental

Ropuka's Idle Island
Shared: Desktop Companion · Idler · Casual

Desktop Fishing
Shared: Desktop Companion · Fishing · Idler

Rusty's Retirement
Shared: Idler · Desktop Companion · Simulation

Joyquarium
Shared: Idler · Creature Collector · Fishing

Calico
Shared: Casual · Cute · Cats

On-Together: Virtual Co-Working
Shared: Creature Collector · Cute · Casual