Top similar games like Don't kill the fish:

Mango’s Fisharium is a short incremental game about catching unique fishes and displaying them in the Fish Aquarium

A simple cozy game where you fish with friendly characters, upgrade, discover and decorate.

Incremental game about smashing with unfolding gameplay and two prestige layers.

Snake, but with a skill tree

Grow fish with a gachapon twist in this bite-sized idler! Feed, nurture, and watch as fisher people reel in mature catches, earning money to upgrade things like feeding, growth, and fishing speeds for even faster profits.

Dungeon Vending Machines is a relaxing, casual idle game. Where you run vending machines in a dungeon! As adventurers brave dangerous depths, you’ll be their lifeline. Expand your machine lineup, grow your profits, and become the ultimate dungeon supplier!

Animal Workforce: Idle Tycoon Clicker is a simple and laid-back game that’s easy to jump into. Perfect for casual play, it lets you unwind and progress at your own pace, all while collecting rewards and achieving upgrades. There are also plenty of easily obtained Steam Achievements!

Joyquarium is a relaxing casual fish-raising game. Buy various cute fry and sell them at a high price after they grow up. With the money you earn, you can purchase aquatic plants, driftwood, scenery stone, etc. to decorate your tank (you can freely adjust the color, size, and position).

Click, collect, and upgrade in this fun Minecraft-themed clicker game! Your goal is simple: click on the emerald to earn resources and spend them in the villager shop on the right side of the screen. Upgrade your tools, unlock new features, and become the ultimate emerald collector!

"Internet Fisherman" is an idle fishing game with Steam Community trading, where you can obtain rare fish every 2 hours and add them to your Steam inventory. Players can feed fish to cats to increase affection, and will appear on the affection leaderboard to compete with other players.

Meet your tiny companions in this adorable desktop pet simulation. Feed them with care, play together, and create a cozy home with colorful decorations. Whether you’re working, gaming, or on a break, spend time with these charming friends.

Live the CRAZY life of a Wizard’s assistant in this hilarious Clicker game! You’ll be in charge of making wacky and wonderful Potions, using ingredients produced in your garden. With plenty of twists and turns along the way, the fun never stops! Do you have what it takes?

BossFish is a casual simulation game where you raise adorable little fish to earn coins, purchase decorations, and build a fully customized aquarium.The game sits anywhere on your desktop, letting you interact with your live aquarium during work or study breaks.

A casual game where you need to conquer the world with your donuts, so that everyone talks about your donuts in every nook and cranny. To build an empire, you have to curse a donut, and then on the accumulated donuts - build an empire, buy business after business, improvement after improvement.

A relaxing color by numbers game! Color with your friends! Lots to paint! No hidden fees!

Unboxathon is a cute content-packed incremental game about opening mystery boxes. Find rare items, upgrade your skills, and unlock new boxes & features! Collect shiny items, pop bubble wrap, and materialize artifacts out of thin air. Can you find your lost childhood plush?

A chill idle-fishing desktop toy in the corner of your screen. Buy upgrades, catch rare fish, and customize your avatar at your own pace!

Decorate your own aquariums and care for a variety of fish in Fishlets, a cozy fish-collecting sim! Feed, breed, sell, and collect fish and aquatic critters in the virtual tanks mode. Drop into Adventure mode and progress through 7 unique levels, unlocking even more fish while fending off threats!

Misty's Idle Fishing is a relaxing idle fishing game that sits snuggly in any corner of your desktop! Help Misty upgrade her tools, customise her boat, and discover new islands, so she can catch all sorts of fish while you are busy with other things!

Bunny Clicker is a cozy idle game where you can raise your cute bunnies on a small farm. Breed them, feed and play with them to earn more carrots and improve their quality of life.

Idle Fields is an Idle Skilling Game. Grow crops, cut trees, fish, cook, purchase animals, mine, smith, and decorate your homes! Automate tasks with workers. Unlock all the achievements, level up to become richer, and complete it all!

Chillquarium is a cozy and relaxing idle game. Buy fish and raise them in real time, then sell them to turn a profit! Customize your aquarium as you progress from a simple starter tank to your dream setup by filling your collection with rare exotic fish and ultra-rare color variants!

Cozy Littlequarium is a relaxing aquarium simulator that sits at the bottom of your screen! Take care, breed them, collect and decorate!

A relaxing Hololive idle game. Unlock upgrades, complete your card collection and take care of your idol to increase your influence!

Pocket Garden is a super cute little indie game where you can build the coziest gardens and have the best time ever! No worries about resources, fighting, or health. Just sit back, relax, and enjoy!

Skulker is a casual fishing game for work slackers. Swing your pole and enjoy your leisure fishing time.

Digseum is a short incremental journey about digging up ancient relics and building the greatest museum ever!

Strange Shores is a 1–4 player online fishing game you play from the corner of your desktop. Catch over 100 fish and unusual items, share catches, send emotes, and unlock new locations. Work, study, chat, watch... FISH!

Scale Depth features an addictive fishing and scaling gameplay loop where you play as a cute robot hoping to feed any hungry customers that swim your way. Use a variety of hooks, knives, and rods to achieve your goal.

A small clicker game about destroying ducks! Collect 40+ ducks, upgrade all your stats, and repeat! Includes normal & master ducks, timed events, tons of upgrades, rebirths, achievements, and more!

Earn a crate from a unique collection every 3 hours. When you open a crate, you'll receive one random ball out of 15 possible options. The balls are divided into 5 different rarity levels. Do you have what it takes to collect them all?

Purrfectly addictive gameplay! Click, collect, and upgrade your way to the top. Dozens of adorable cats await!

Capybara Achievement Clicker is a simple incremental and idle game. It features over a hundred easy-to-acquire achievements and a Capybara to click on.

Animal friends to keep you company while you work on other tasks. Run a cozy market, play with your chat during streams or use productivity tools to help you focus. All from your desktop!

Casual Fishing is a relaxing desktop idle game combining fishing simulation, codex collection, random item drops, and gear enhancement. You can enable "Easy Mode" to shrink the game and place it in a corner of the screen—perfect for fishing while working or studying.