
spacedesk
Duet Display
iDisplay
Splashtop Wired XDisplay
Weylus
Air Display
DisplayPad
You can create dual monitors quickly and easily using a USB.

The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.
Website, pricing, platforms and company facts side by side.
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| Website | easynlight.com | diffyn.com |
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What each product offers, as listed by its team.


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Turn ANY Tablet into a Dual Display - TwomonUSB
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The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn
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As answered by people managing TwomonUSB and Diffyn.
Diffyn's answer:
Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.
Diffyn's answer:
Diffyn is the platform that specializes on both change management and multi-model analysis.
Diffyn's answer:
React, Next.js, POSTGRESQL
Diffyn's answer:
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
Diffyn's answer:
I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.
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When comparing TwomonUSB and Diffyn, you can also consider the following products.

spacedesk expands the Windows desktop computer screen to other computers over the local area...
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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.
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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.
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Use Splashtop Wired XDisplay to turn your iPad, Android tablet, Kindle or smartphone into a high-performance extra monitor for your computer.
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Use your tablet as graphic tablet/touch screen on your computer.
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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 TwomonUSB or Diffyn: