
Fast.com
LibreSpeed
SpeedOf.Me
Speedtest.net
nPerf
Testmy.net
Meteor
Test your download speed using SpeedTest on the command-line

Twinkle Tray
f.lux
DisplayBuddy
CareUEyes
BetterDisplay
Monitorian
PangoBright
A Windows brightness slider and screen dimmer for external monitors, with DDC/CI control, gamma fallback, schedules, app rules, hotkeys and more.

Which is more popular?
Based on our record, speedtest-cli seems to be more popular. It has been mentioned 13 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | github.com | displaydimmer.com |
| Pricing | — | |
| Platforms | — | |
| Company | — | 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of speedtest-cli yet.
Display Dimmer is a Windows utility for controlling external monitor brightness and contrast from one simple app. It is built for real multi-monitor setups, including desktops, docks, reconnects, sleep/resume, HDR changes, and monitors that do not always respond consistently to hardware...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Testing Internet Bandwidth From The Terminal Using Speedtest-cli
More videos
No Display Dimmer videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing speedtest-cli and Display Dimmer.
Display Dimmer's answer:
Display Dimmer is built for real Windows multi-monitor setups, not just simple single-screen brightness changes. It supports per-monitor brightness and contrast, All Displays control, schedules, app rules, global hotkeys, linked display groups, and DDC/CI hardware control where supported.
When hardware brightness control is unavailable or unreliable, Display Dimmer can fall back to software dimming, making it useful across more monitor, dock, HDR, and reconnect scenarios.
Display Dimmer's answer:
Display Dimmer is designed for users who want reliable monitor brightness control without constantly opening monitor menus or changing settings manually.
It combines quick brightness sliders, DDC/CI support, gamma fallback, automation, hotkeys, app rules, schedules, and multi-monitor controls in one Windows app. It is especially useful for people with external monitors, docks, multiple displays, or setups where hardware brightness control is inconsistent.
Display Dimmer's answer:
Display Dimmer is for Windows users with external monitors who want faster, easier brightness and contrast control.
The primary audience includes people with multi-monitor desks, developers, designers, remote workers, students, gamers, and anyone who changes screen brightness throughout the day or wants monitor brightness to adjust automatically based on time, app, or workflow.
Display Dimmer's answer:
Display Dimmer was created to make external monitor brightness control on Windows easier and more reliable.
Many Windows setups do not provide a simple built-in brightness slider for external monitors, and hardware monitor controls can be slow, inconsistent, or hidden behind physical buttons. Display Dimmer was built to solve that problem with a cleaner app experience, practical automation, and fallback behavior for real-world monitor setups.
Display Dimmer's answer:
Display Dimmer is built as a native Windows desktop app using C#, WPF, and .NET Framework.
It uses Windows display APIs, DDC/CI monitor control where supported, gamma ramp/software dimming fallback, global hotkey handling, and local app settings to manage brightness, contrast, schedules, app rules, and multi-monitor behavior.
Display Dimmer's answer:
Share your experience with using speedtest-cli and Display Dimmer. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Or, you can follow the installation instructions on the official GitHub repository: SpeedTest-CLI Installation Guide. - Source: dev.to / over 2 years ago
That's a community cli client https://github.com/sivel/speedtest-cli rather than the official cli client https://www.speedtest.net/apps/cli. Source: over 3 years ago
If you read the docs for Speedtest-CLI you will see that the program timeouts after 10 seconds. Try using this for default timeout of 1 minute and also redirect errors to the same file. Speedtest-cli --timeout 60 >>... Source: almost 4 years ago
Tracking Display Dimmer since May 2026.
When comparing speedtest-cli and Display Dimmer, you can also consider the following products.

Quickly test your internet speed with this fast-loading speed test powered by Netflix.
Compare Fast.com to speedtest-cli or Display Dimmer:
Easily manage the brightness of your monitors in Windows from the system tray.
Compare Twinkle Tray to speedtest-cli or Display Dimmer:

Self-hosted Speedtest for HTML5. Easy setup, examples, configurable, mobile friendly.
Compare LibreSpeed to speedtest-cli or Display Dimmer:

f. lux is a piece of software for Windows, Mac, Linux, iOS, and Android that provides a blue light filter over your screen. Research suggests limiting our exposure to blue light in the hours before bedtime can help us fall asleep faster.
Compare f.lux to speedtest-cli or Display Dimmer:

SpeedOf.Me is an HTML5 Internet speed test. No Flash or Java needed!
Compare SpeedOf.Me to speedtest-cli or Display Dimmer:

Control the real brightness of your monitors directly from your Mac - no need to touch the buttons on your Monitor.
Compare DisplayBuddy to speedtest-cli or Display Dimmer: