
Duet Display
iDisplay
Luna Display
spacedesk
Splashtop Wired XDisplay
DisplayPad
Mountie
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.

CyberChef
DevToys
JSON-Formatter.app
CodeTray.dev
CodifyFormatter.org
Devrian.in
DuskTools.app
Fast, private developer tools in your browser. JSON formatter, Regex tester, Cron generator, and 17 more.

Which is more popular?
Based on our record, Air Display seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | avatron.com | codeutil.dev |
| Pricing | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Air Display yet.
CodeUtil.dev is a collection of 20+ browser-based developer tools. JSON formatter & validator, regex tester, cron expression generator, Base64 encoder/decoder, JWT debugger, URL parser, hash generator, and more. Everything runs client-side — no data leaves your browser. No sign-up needed,...
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
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Air Display App Review
More videos
No CodeUtil.dev 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 Air Display and CodeUtil.dev.
CodeUtil.dev's answer:
CodeUtil.dev runs entirely in the browser — all processing happens on your device, so your data never touches a server. It bundles 20+ tools (JSON, regex, Base64, JWT, cron, hashing, and more) under one roof with zero sign-up. Just open the page and start working.
Share your experience with using Air Display and CodeUtil.dev. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Air Display vs Duet Display: Similar to Duet Display, AirDisplay is another ideal method of making your iOS device behave as a second monitor. Using AirDisplay, you will be able to quickly view documents,, web pages,...
As many as four devices can be connected at once over Air Display software and it works for both PC and laptop. You can remotely access your PC or laptop over the internet from anywhere in the world!
If you want to turn your Tablet into an extra screen for multitasking, Air Display must be your option. Several useful features in the software make it a suitable option to choose. For instance, you can set up...
We have no reviews of CodeUtil.dev yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Https://avatron.com/applications/air-display/ Not sure, if it does screen mirroring. Source: over 4 years ago
If you're talking about Target Display Mode, I'm afraid your iMac does not support it. You can still use something like Air Display, although I'm not sure if it will help you achieve what you want. Source: almost 5 years ago
The other option is via software like AirDisplay, but that does cost money as well! Source: over 5 years ago
Tracking CodeUtil.dev since Mar 2026.
When comparing Air Display and CodeUtil.dev, you can also consider the following products.

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.
Compare Duet Display to Air Display or CodeUtil.dev:


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 Air Display or CodeUtil.dev:

A collection of converters, formaters, encoders, generators and other tools for your Windows desktop.
Compare DevToys to Air Display or CodeUtil.dev:

Hardware that turns the iPad into a wireless second display
Compare Luna Display to Air Display or CodeUtil.dev:

json-formatter.app is a free online tool that offers one-click copying, direct file conversion, and downloads. With open-source code and multilingual support, it features JSON beautification and parsing, as well as conversion to other formats like XM
Compare JSON-Formatter.app to Air Display or CodeUtil.dev: