The original eye saver app designed to provide brightness controls forCRT/LCD/TFT/LED and all other type of screens. Useful for working inlow light conditions where too much screen brightness is undesirableand bad for the eyes. Helping to save the eyesight and eye strain ofthousands of users since 2007.
Publisher’s description
What is Dimmer?
Dimmer by Nelson Pires is open-source Windows software.
Installation and requirements
The publisher provides Portable installers for 32-bit Windows. It runs without installation (portable).
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Portable: runs without installation
Cons
- No native ARM64 build
- 32-bit only
- No update for more than a year
- The official download link did not answer at the last check
In short: Dimmer is an open-source Windows tool for 32-bit PCs. Updates have slowed down.
Is Dimmer safe to download?
- The file is served by nelsonpires.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
93E88DC2781ADAF0C3BE9EBE4395D45C42CA96DF5D433BDD6ECC8CD31A4187B9· Open the VirusTotal report for this hash - The link did not answer 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 |
|---|---|---|---|
| 2.0.1Latest | December 1, 2022 | — | 32-bit ZIP |
Install from the command line
Silent install ›winget install --id NelsonPires.Dimmer -eRelated guide: How to use winget: install and update apps
Information
- Publisher
- Nelson Pires
- Licence
- MIT
- Price
- Free
- Requires
- Windows 11 / 10
- Architecture
- 32-bit
- Installer
- Portable
- Version
- 2.0.1
- Released
- December 1, 2022
- Added to the catalogue
- April 21, 2025
- Versions listed
- 1
- Website
- nelsonpires.com
- winget ID
- NelsonPires.Dimmer
Ratings and reviews
No reviews yet. Be the first to rate it.
Frequently asked questions
Is Dimmer free?
Yes. Dimmer is open-source software under the MIT licence.
Is Dimmer safe to download?
The download comes from nelsonpires.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 Dimmer 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.
Does Dimmer run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 32-bit version through emulation.
Can I use Dimmer without administrator rights?
Yes, it is portable: unpack and run it.