
Air Display
spacedesk
iDisplay
Luna Display
Splashtop Wired XDisplay
Astropad
Mountie
With Duet Display, you can transform your iPhone or iPad into a second display to expand the screen space of your PC or Mac system.

App Builder
Kite
Sublime Text
Expo
Dash for macOS
Sublime Tutor
Klaus Sinani
Zero Code, Infinite Solutions

Which is more popular?
Based on our record, Duet Display seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | duetdisplay.com | codeblox.com |
| Pricing | — | |
| Company | — | Startup from the United States · 1 - 9 employees · 2016 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Duet Display yet.
CodeBlox is a no-code platform that empowers businesses to build and deploy custom software solutions without coding.
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
No analysis of CodeBlox yet.
Walkthroughs and reviews on video.
Apple Sidecar vs Duet Display: What's the Difference?
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Duet Display and CodeBlox. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Duet Display vs SpaceDesk: While some users do claim that SpaceDesk is not as responsive as Duet Display, the overall experience is satisfactory. It’s interesting that splash top is available on both Mac and windows...
It is a well-known software operating since the time of SpaceDesk. Duet Display has advanced features that make it a perfect alternative for SpaceDesk. Previously the software was only compatible with iPads and...
For quite some time now, Duet Display has been helping old iPads work as MacBook displays that are fast too. It’s only recently that they have been focusing on Windows and they are emerging as a good alternative to...
We have no reviews of CodeBlox yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Third party app Duet (duetdisplay.com) allows vertical orientation. Source: over 3 years ago
The native Apple Sidecar monitor extension thing will only work within range of the host computer ("both devices must be within 10 meters (30 feet) of each other and have Bluetooth, Wi-Fi, and Handoff turned on "). There's third party... Source: almost 4 years ago
Thanks to our friends at About Chromebooks, Penoval, the Crostini subreddit, Duet Display and MyScript for helping make this possible. Source: over 4 years ago
Tracking CodeBlox since Aug 2026.
When comparing Duet Display and CodeBlox, you can also consider the following products.

Air Display allows extra screens to extend the display size of a Mac desktop. The company behind the product is Avatron Software, which was founded in 2008. Read more about Air Display.
Compare Air Display to Duet Display or CodeBlox:

App Builder is the best-in-class application for creating your own apps and publish them on the Google Play Store to share with the audience and earn income in the process.
Compare App Builder to Duet Display or CodeBlox:

spacedesk expands the Windows desktop computer screen to other computers over the local area...
Compare spacedesk to Duet Display or CodeBlox:

Kite helps you write code faster by bringing the web's programming knowledge into your editor.
Compare Kite to Duet Display or CodeBlox:

iDisplay is an app that turns a mobile device into a secondary desktop monitor. The app currently supports iOS, Android, Windows and MacOS, and it lets users connect a desktop computer to a mobile device over WiFi. Read more about iDisplay.
Compare iDisplay to Duet Display or CodeBlox:

Sublime Text is a sophisticated text editor for code, html and prose - any kind of text file. You'll love the slick user interface and extraordinary features. Fully customizable with macros, and syntax highlighting for most major languages.
Compare Sublime Text to Duet Display or CodeBlox: