Create or choose
Generate a mascot from an idea or picture, start with Ko, or browse the marketplace.
Masko vs Shimeji for Mac.
Shimeji fills the desktop with playful character sprites. Masko adds premium mascots, seven agent integrations, and companion apps.
The central difference
Shimeji has one focus. Masko brings the full system.
Masko offers a Mac-native companion with custom creation, useful apps, and reactions to supported AI agents.
- 01Shimeji
Classic Shimeji software is loved for playful characters that walk, climb, and multiply across the desktop.
- 02Masko
Masko offers a Mac-native companion with custom creation, useful apps, and reactions to supported AI agents.
- 03Product focus
Shimeji focuses on community character packs and playful walking, climbing, and multiplying.
01Shimeji
Classic Shimeji software is loved for playful characters that walk, climb, and multiply across the desktop.
02Masko
Masko offers a Mac-native companion with custom creation, useful apps, and reactions to supported AI agents.
03Product focus
Shimeji focuses on community character packs and playful walking, climbing, and multiplying.
How it works
Why choose Masko over Shimeji.
Masko is the stronger all-in-one choice when the mascot should do more than live on the screen.
- 01Premium custom mascots
Create from an idea or picture, choose from the marketplace, and use animation made for the character.
- 02Seven agent integrations
Keep working, waiting, questions, completion, and failures visible across supported agents.
- 03Useful companion apps
Keep focus, reminders, breaks, approvals, and other small tools inside the same mascot.
In practice
What Masko adds to the desktop-pet idea.
The difference is not that Masko has a mascot. It is what the mascot can carry.
AI-agent reactions
Show working, waiting, questions, completion, and failures from supported agents.
Companion apps
Use the same character for focus, breaks, breathing, water, music, and system health.
A character you love
Bring a mascot you are proud of to life.
Start from an idea or choose a character you love. See it move, react, and live on your Mac.
Proud introduction
Meet Ko.
Questions
The practical bits.
Is Masko made by Shimeji?
No. Masko and Shimeji are separate products.
Can Masko import Shimeji characters?
No import compatibility is claimed. Choose or create a mascot inside the Masko system.
What is the main Masko difference?
Masko offers a Mac-native companion with custom creation, useful apps, and reactions to supported AI agents.
What does Shimeji focus on?
Shimeji focuses on community character packs and playful walking, climbing, and multiplying.
Which Macs can run Masko?
Masko Desktop supports macOS 14 or newer.
Masko for Mac