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Monica

by Beijing Butterfly Effect Technology Co., Ltd.v2.9.5

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Install with winget

$ winget install --id ButterflyEffect.Monica --exact --version 2.9.5

Run in Command Prompt, PowerShell, or Windows Terminal. Prompts for any agreements.

Silent install command for Monica

Monica uses EXE (NSIS). The silent install switches are /S.

One-line silent install (x64, user scope)
Monica%20Setup%202.9.5.exe /S /currentuser

See the full silent install reference for Monica →

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About

Monica is your personal AI-Powered copilot. You can chat with Monica about anything, anywhere. Let Monica help you create effortlessly and insert text anywhere.

Installers · v2.9.5

ArchitectureTypeScopeInstallDownload
x64EXE
NSIS
userDirect
x64EXE
NSIS
machineDirect

Copy a command tailored to that specific architecture, type, and scope - useful when winget would otherwise pick a different default.

Security

20 known CVEs via NVD

  • critical9.1Patched in wingetCVE-2026-26747affects v4.1.2Feb 20, 2026

    A Host Header Poisoning vulnerability exists in Monica 4.1.2 due to improper handling of the HTTP Host header in app/Providers/AppServiceProvider.php, combined with the default misconfiguration where the "app.force_url" is not set and default is "false". The application generate...

    Vendor advisory
  • medium5.4Patched in wingetCVE-2024-54951affects v4.1.2Feb 13, 2025

    Monica 4.1.2 is vulnerable to Cross Site Scripting (XSS). A malicious user can create a malformed contact and use that contact in the "HOW YOU MET" customization options to trigger the XSS.

  • medium6.5Patched in wingetCVE-2024-54999affects v4.1.2Jan 13, 2025

    MonicaHQ v4.1.2 was discovered to contain a Client-Side Injection vulnerability via the last_name parameter the General Information module.

  • medium5.4Patched in wingetCVE-2024-54998affects v4.1.2Jan 10, 2025

    MonicaHQ v4.1.2 was discovered to contain an authenticated Client-Side Injection vulnerability via the Reason parameter at /people/h:[id]/debts/create.

  • medium5.4Patched in wingetCVE-2024-54997affects v4.1.1Jan 10, 2025

    MonicaHQ v4.1.1 was discovered to contain an authenticated Client-Side Injection vulnerability via the entry text field at /journal/entries/ID/edit.

  • high8.8Patched in wingetCVE-2024-54996affects v4.1.2Jan 10, 2025

    MonicaHQ v4.1.2 was discovered to contain multiple authenticated Client-Side Injection vulnerabilities via the title and description parameters at /people/ID/reminders/create.

  • medium6.5Patched in wingetCVE-2024-54994affects v4.1.2Jan 10, 2025

    MonicaHQ v4.1.2 was discovered to contain multiple Client-Side Injection vulnerabilities via the first_name and last_name parameters in the Add a new relationship feature.

  • medium5.4Patched in wingetCVE-2023-50465affects v0.4.0Dec 10, 2023

    A stored cross-site scripting (XSS) vulnerability exists in Monica (aka MonicaHQ) 4.0.0 via an SVG document uploaded by an authenticated user.

    Patch
Showing 8 of 20. Source: NVD, updated 3h ago. Patch status is best-effort: NVD's fix version is compared against the latest version in winget, but the two version formats don't always align. Confirm with the vendor advisory before treating any specific build as safe.

See a CVE that affects your fleet? Push the patched version to Intune in one click with Pckgr - automated patching is the only way to keep up.

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Frequently asked questions

How do I install Monica on Windows?
Open Windows Terminal, PowerShell, or Command Prompt and run: winget install --id ButterflyEffect.Monica --exact --version 2.9.5. winget downloads the installer from Beijing Butterfly Effect Technology Co., Ltd. and runs it. Requires Windows 10 (1809+) or Windows 11.
How do I install Monica silently for unattended deployment?
Add --silent and accept the agreements upfront: winget install --id ButterflyEffect.Monica --exact 2.9.5 --silent --accept-package-agreements --accept-source-agreements. This is the variant Intune, Configuration Manager, and other deployment tools should use.
What are the silent install switches for Monica?
Monica uses EXE (NSIS). Run the downloaded installer with: Monica%20Setup%202.9.5.exe /S /currentuser. The silent switches are /S.
How do I uninstall Monica via winget?
Run: winget uninstall --id ButterflyEffect.Monica --exact. Add --silent for unattended uninstalls. winget will use the registered uninstaller from Monica's Apps & Features entry.
Is Monica free?
Monica is distributed under Proprietary. Refer to the publisher (https://monica.im/desktop) for the full license terms - Wingetly itself does not charge for installation.
Does Monica work on Windows 10?
Yes, as long as your Windows 10 build supports winget (1809 or newer). winget ships with App Installer on Windows 10/11 and pulls Monica directly from the publisher.
How do I keep Monica up to date?
Run winget upgrade --id ButterflyEffect.Monica --exact, or winget upgrade --all to update everything winget tracks. We index 10 versions of Monica from microsoft/winget-pkgs.

Recent versions

  • 2.9.5latest
  • 2.9.4
  • 2.9.3
  • 2.9.2
  • 2.9.1
  • 2.9.0
  • 2.8.0
  • 2.7.4
  • 2.7.3
  • 2.7.2