Blink is the best real-time communications client using the SIP protocol.
You can use it with many SIP providers, on the LAN using Bonjour and with SIP2SIP, a free service.
Publisher’s description
What is Blink?
Blink by AG Projects is open-source Windows software in the video calls & voip category. It ranks 16th by popularity among video calls & voip in this catalogue. It is written in Python. Besides Windows, it is available for Linux.
Installation and requirements
The publisher provides EXE (Inno Setup) installers for 32-bit Windows. The main installer is 97.6 MB. Installation asks for administrator rights. A silent install is possible with the installer’s documented switches.
Popularity and file types
The Chocolatey package has been downloaded 6,086 times. The source code on GitHub (AGProjects/blink-qt5) has 1 stars. Similar programs include Zoom Workplace, Microsoft Teams classic and Linphone.
Project description on GitHub: “Blink SIP Client - (Qt5 version)”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
- Also runs on Linux
Cons
- No native ARM64 build
- 32-bit only
- Installation needs administrator rights
- No update for more than a year
In short: Blink is an open-source video calls & voip tool for 32-bit PCs. Updates have slowed down. Administrators can deploy it unattended.
Is Blink safe to download?
- The file is served by blink.sipthor.net; 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:
D54D032402203D7DFB557E2E6962E08D96A34CA850ABC2CEDB3C02C592CC4375· 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 1 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 6.0.3Latest | June 26, 2025 | 97.6 MB | 32-bit EXE (Inno Setup) |
Install from the command line
Silent install ›winget install --id AGProjects.Blink -echoco install blink -ydownload.phtml /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-Related guide: How to use winget: install and update apps
Also for other systems
flatpak install flathub com.icanblink.blinkInformation
- Publisher
- AG Projects
- Category
- Video calls & VoIP
- Licence
- GPL-3.0
- Price
- Free
- Source code
- github.com/AGProjects/blink-qt5
- Written in
- Python
- Content rating
- 15+
- Requires
- Windows 11 / 10
- Architecture
- 32-bit
- Installer
- EXE (Inno Setup)
- Other platforms
- Linux
- Version
- 6.0.3
- Released
- June 26, 2025
- Added to the catalogue
- June 26, 2025
- Versions listed
- 1
- Chocolatey downloads
- 6,086
- GitHub stars
- 1
- GitHub forks
- 2
- Website
- icanblink.com
- winget ID
- AGProjects.Blink
- Chocolatey package
- blink
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to Blink
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Proprietary64.6M ↓ -
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Linphone6.2.4An open source SIP phone for voice/video calls, instant messaging and conference calling.Open source231.8K ↓ -
Jitsi Meet2026.10.0Jitsi Meet is an open-source (Apache) WebRTC JavaScript application that uses Jitsi Videobridge to provide high quality, secure and scalable video conferences.Open source32.9K ↓ -
qTox1.18.5qTox is a chat, voice, video, and file transfer instant messaging client using the encrypted peer-to-peer Tox protocolOpen source13.2K ↓ - Proprietary363.9K ↓
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Frequently asked questions
Is Blink free?
Yes. Blink is open-source software under the GPL-3.0 licence.
Is Blink safe to download?
The download comes from blink.sipthor.net; 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 Blink 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 Blink be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does Blink run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 32-bit version through emulation.
What are alternatives to Blink?
Zoom Workplace, Microsoft Teams classic, Linphone, Jitsi Meet and qTox. The alternatives page compares them.
