Pencil is built for the purpose of providing a free and open-source GUI prototyping tool that people can easily install and use to create mockups in popular desktop platforms.
Publisher’s description
What is Pencil?
Pencil is an open-source program for Windows from Evolus.
Installation and requirements
Official installers exist for 64-bit as EXE (NSIS). The main installer is 150.3 MB. Installation asks for administrator rights. The installer supports unattended (silent) installation.
Updates and version history
The current version is 3.1.1, released on December 31, 2022. 2 versions are listed since May 31, 2021, each with links to its own installer files. That is about 1.3 releases a year. The last update is more than a year old.
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
Cons
- No native ARM64 build
- Installation needs administrator rights
- No update for more than a year
In short: Pencil is an open-source Windows tool for 64-bit PCs. Updates have slowed down. Administrators can deploy it unattended.
Is Pencil safe to download?
- The file is served by pencil.evolus.vn; check that it is the publisher’s official mirror
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
3C4A9532F0A09150661CDCAF737791C46F1737557E4B1BB97F6B980835F3E8D3· Open the VirusTotal report for this hash - The link answered when we last checked it (October 22, 2026)
- 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 2 versions ›2 versions over 2 years · about 1.3 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 3.1.1Latest | December 31, 2022 | 150.3 MB | 64-bit EXE (NSIS) |
| 3.1.0 | May 31, 2021 | — | 64-bit EXE (NSIS) |
Install from the command line
Silent install ›winget install --id Evolus.Pencil -ePencil-3.1.1.ga.exe /SRelated guide: How to use winget: install and update apps
Information
Ratings and reviews
No reviews yet. Be the first to rate it.
Frequently asked questions
Is Pencil free?
Yes. Pencil is open-source software under the GPL-2.0 License licence.
Is Pencil safe to download?
The download comes from pencil.evolus.vn; 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 Pencil 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 Pencil be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does Pencil run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Where can I download an older version of Pencil?
The versions page lists all 2 versions with links to their official installer files, back to May 31, 2021.