Best Collectathon Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated collectathon games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Collectathon games on Steam.
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Tiny Aquarium: Social Fishkeeping
A happy aquarium that lives at the bottom of your screen! Tiny Aquarium is a social idle simulator that keeps growing, even when offline. Hatch, sell fish, decorate, go fishin’, and visit your friends’ aquariums with bite-sized daily sessions.
Desk Garden
Relax and grow! A laid-back idle game where you nurture mysterious plants (some even human-like!), watch them flourish, then sell them to expand your magical garden. Design your own unique oasis at your own pace.
Card Shop Simulator Multiplayer
You and your friends are going to compete to see whose card shop can earn more money! Starting from a humble little shop, decorate your store, hire staff, formulate marketing strategies. Finally, use the coolest cards to engage in card battles, and win away your friends' precious cards!
Fish to Dish: Idle Sushi
Welcome to Fish to Dish: Idle Sushi! This is a relaxing and enjoyable idle fishing game that can sit at the bottom or any corner of your screen, allowing you to enjoy a leisurely sea fishing time in your busy life.
Paranormal Cleanup
Paranormal Cleanup is a 1-4 player online co-op survival horror game. This is no ordinary clean-up job. You are tasked with cleaning up paranormal locations. Unclog dirty toilets and scrub ectoplasm, but don't get caught by the entities that are hunting you!
Supercar Collection Simulator
Start your own diecast store! Unbox surprise car packs, expand your collection, oin exciting races with customers on the tracks, and play online trading games. A world full of speed and excitement is waiting for you in your store!
TETRIS® THE GRAND MASTER 4 -ABSOLUTE EYE-
The latest title in the "TGM" series, "TETRIS® THE GRAND MASTER 4 -ABSOLUTE EYE-" offers the ultimate Tetris game that no one has ever experienced before. Challenge yourself in new modes such as ASUKA and SHIRANUI.
Atelier Yumia: The Alchemist of Memories & the Envisioned Land
"Atelier Yumia" is a story about “memory”. Explore the field to gather materials and synthesis items. The items you create can be key to advancing the story and can also be used in battles and exploration. Additionally, you can create your own base with “Building" in the field.
Mudborne: Frog Management Sim
Mudborne is a casual nature management sim about discovering & breeding frogs! Awoken from hibernation you find your pond abandoned. Through the genetic keys of new species you must unlock the paths between the waking & dreaming worlds, and embark on a journey to restore lost populations.
Metal Bringer
In this roguelike action-adventure, control humanoid "Labor" and giant "Arms" to uncover the mysteries of the world. Create fully-customizable robots, strengthen them, and take down hordes of enemies!
Cinnabunny
Cinnabunny is a cozy life simulator game where you play as a bunny who runs a bakery. Unlock new recipes, go birdwatching, collect mushrooms, and charm your community. Save up enough carrots to help your family move.
100 Romantic Cats
🐾 Join the cutest adventure in themed locations full of cats! 😻 Explore the charming hand-drawn artwork of special places and try to find 100 adorable cats hidden throughout the game. 🐈🕵️♂️ Can you find them all? 🕵️♂️🐈
World End Diner
Run a diner on the last island in the world after the destruction of humankind! For the cute animals and robots that survived, cook delicious food, run a farm, explore the forest, and create the best diner!
My Little Life
A relaxing life-sim that lives on the bottom of your screen while you do other things.
Fruit Stand Fortune
Start with nothing and spin your way to the top! Gather fruit from slot machines and sell them to buy upgrades, new fruit types, and more! Unlock cute customers! Meet a Bear Wizard! Build your fruit empire with Fruit Stand Fortune!
Mika and The Witch's Mountain
Mika and the Witch’s Mountain is a fantasy adventure about an aspiring witch who delivers packages to the townspeople of a small island. Explore every cranny and soar through the sky with your magic broom.
Cats and Seek: Toge Land
👋 Hi folks! In this fifth series, we will explore Toge Land and greet the cats there 😃 😻 Let's play hide and seek with the cats in Toge Land! ❤️ Can you find them all? ❤️
Chicken Hill
Find 250 Genjouin of various species and hundreds of items for brother KUN. Rescue your frustrated and devastated brother KUN in the KUN space. We are the most devout believers.
硬币与仙人掌 (Coins & Wishpalm)
Discover a Knight's life after laying 『Down The Sword』-------- Experience the rich 'daily leisure' content after the battle.
Sea Fantasy
Save the world by fishing! This is a brand new action RPG game where you stand on an adventure to fish the Sea'Az, the marine life of this world, in a vast pixel world. This is not a peaceful fishing game. The destruction of the world is imminent....
2024: Mosaic Retrospective
2024: Mosaic Retrospective is a charity-fundraising picross/minesweeper hybrid featuring a single ENORMOUS puzzle inspired by global news stories from throughout the year.
Fishing The Abyss
This is a relaxing atmospheric game where you simply watch a robot catch creatures. Place it at the edge of your screen like a vertical desktop accessory and observe the ecosystem. It’s neither an idle game with mountains of stats nor an exciting fishing game.
100 Korea Cats
🐾 Join the cutest adventure in the 🇰🇷 Korea 🍙, full of cats! Explore the charming hand-drawn artwork of Korean 🥟🥢🍢 themed locations as you embark on a quest to find 100 adorable cats hidden throughout the game. 🕵️♂️❌ Can you find them all? 🕵️♂️🐈✅