Cosmo Cat: A Cozy Desktop Idler
Released 29 September 2026 · PC · Casual, Indie, Simulation

An emotional desktop idle game where you spend time with your own cat floating through space and record your day as constellations.
Story
Turn the Time You Spend with Your Cat into Constellations Spend time with your own little space cat and turn each day into a constellation. Set out on expeditions with friends and meet the guests who visit your universe. 1. Each Day Becomes a Constellation At the end of the day, turn the time you've spent into a constellation unique to that day. Completed constellations are permanently saved to your calendar, creating a visual record of how you spent your days. 2. Free Roaming & Starlight Expeditions Your cat continuously drifts through space, discovering Stardust and Constellation Fragments along the way. When it's time to focus, set a timer anywhere from 15 minutes to 1 hour and embark on a Starlight Expedition. Whether you're actively focusing or simply leaving the game running in the background, the time you spend becomes part of your in-game journey. 3. A Little Cat by Your Side on the Desktop Switch to the compact window and place your cat anywhere on your desktop. Your cat quietly floats through space inside the small window, and hovering your mouse over it reveals a radial menu. Access the timer, calendar, and customization options whenever you need them...
Gameplay
Turn the Time You Spend with Your Cat into Constellations Spend time with your own little space cat and turn each day into a constellation. Set out on expeditions with friends and meet the guests who visit your universe. 1. Each Day Becomes a Constellation At the end of the day, turn the time you've spent into a constellation unique to that day. Completed constellations are permanently saved to your calendar, creating a visual record of how you spent your days. 2. Free Roaming & Starlight Expeditions Your cat continuously drifts through space, discovering Stardust and Constellation Fragments along the way. When it's time to focus, set a timer anywhere from 15 minutes to 1 hour and embark on a Starlight Expedition. Whether you're actively focusing or simply leaving the game running in the background, the time you spend becomes part of your in-game journey. 3. A Little Cat by Your Side on the Desktop Switch to the compact window and place your cat anywhere on your desktop. Your cat quietly floats through space inside the small window, and hovering your mouse over it reveals a radial menu. Access the timer, calendar, and customization options whenever you need them without interrupting your work. 4. Create Your Own Cat Mix and match eyebrows, eyes, mouths, patterns, and accessories to create your own unique space cat. Use the Stardust you collect while playing to...
Features
- Single-player
- Multi-player
- Co-op
- Online Co-op
- Steam Achievements
- Custom Volume Controls
- Mouse Only Option
- #category_playable_at_your_own_pace






Release details
Cosmo Cat: A Cozy Desktop Idler is a Casual, Indie and Simulation game by DustyNifty. Cosmo Cat: A Cozy Desktop Idler came out on Tuesday, 29 September 2026 on PC. This date comes from Steam and was last checked on 29 September 2026.
Frequently asked questions
When did Cosmo Cat: A Cozy Desktop Idler come out?
Cosmo Cat: A Cozy Desktop Idler came out on 29 September 2026.
Which platforms is Cosmo Cat: A Cozy Desktop Idler on?
Cosmo Cat: A Cozy Desktop Idler is on PC.
Who makes Cosmo Cat: A Cozy Desktop Idler?
Cosmo Cat: A Cozy Desktop Idler is developed by DustyNifty.
What kind of game is Cosmo Cat: A Cozy Desktop Idler?
Cosmo Cat: A Cozy Desktop Idler is a game of these genres: Casual, Indie and Simulation.