callai is a cozy desktop + CLI alarm that schedules lightweight tasks
to keep AI rolling usage windows warm during your work hours.
Built with Tauri 2 + animal-island-ui.
Publisher’s description
What is callai?
callai is an open-source customisation program for Windows from YuniqueUnic. It is written in TypeScript.
Installation and requirements
Official installers exist for 64-bit as MSI. It can be installed for the current user only, without administrator rights. The installer supports unattended (silent) installation. An MSI package is available for deployment with Group Policy, Intune or Configuration Manager.
Popularity and file types
The source code on GitHub (YuniqueUnic/callai) has 8 stars. Similar programs include PowerToys, Scribus and Mattermost.
Project description on GitHub: “callai — Ciallo～(∠・ω< ) cozy AI window-warming alarm (Tauri desktop + CLI)”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- MSI package for managed deployment
- Documented silent install
- Installs without administrator rights
Cons
- No native ARM64 build
In short: callai is an open-source customisation tool for 64-bit PCs. Administrators can deploy it unattended.
Is callai safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
29E3997BD04DFD69BB5FAC292658CEA70734498D5D1B9973AD969518E645F8B0· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 1 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 0.2.1Latest | July 12, 2026 | — | 64-bit MSI |
Install from the command line
Silent install ›winget install --id YuniqueUnic.Callai -emsiexec /i callai_0.2.1_x64_en-US.msi /qn /norestartmsiexec /x {4A6DF148-AF4E-4BB8-A827-EE109307954A} /qn /norestartRelated guide: How to use winget: install and update apps
Information
- Publisher
- YuniqueUnic
- Category
- Customisation
- Licence
- MIT
- Price
- Free
- Source code
- github.com/YuniqueUnic/callai
- Written in
- TypeScript
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- MSI
- Version
- 0.2.1
- Released
- July 12, 2026
- Added to the catalogue
- July 28, 2026
- Versions listed
- 1
- GitHub stars
- 8
- GitHub forks
- 2
- Website
- github.com
- winget ID
- YuniqueUnic.Callai
- MSI product code
- {4A6DF148-AF4E-4BB8-A827-EE109307954A}
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is callai free?
Yes. callai is open-source software under the MIT licence.
Is callai safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install callai with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can callai be installed silently?
Yes. The silent install page lists the exact command for each installer, including msiexec for the MSI package.
Does callai run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Can I use callai without administrator rights?
Yes, there is a per-user installer that does not need administrator rights.
What are alternatives to callai?
PowerToys, Scribus, Mattermost, Rainmeter and Lively Wallpaper. The alternatives page compares them.
