
Duet Display
Air Display
iDisplay
DisplayPad
Mountie
spacedesk
ScreenFocus
Hardware that turns the iPad into a wireless second display

Vast.ai
GPU Per Hour
Coreframe Cloud
GPUniq
vagon
TensorDock GPU Cloud
OpenRouter
GPU rental by the minute plus an OpenAI-compatible AI API, on one prepaid balance. Independent service.

Which is more popular?
Based on our record, Luna Display seems to be more popular. It has been mentioned 69 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | astropad.com | cloudgpu.app |
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In their own words, as submitted to SaaSHub.


No description of Luna Display yet.
On-demand GPU rental for AI workloads, billed by the minute: RTX 4090 48G, RTX 5090, A100 80G and more, with root SSH, Jupyter and ready templates for ComfyUI and LLM training or inference. Pay by card or USDT.
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
No analysis of CloudGPU.app yet.
Walkthroughs and reviews on video.
Review: Luna Display by Astropad
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 Luna Display and CloudGPU.app. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Luna Display is another practical and premium Duet Display alternative. Putting aside the fact that Luna Display only supports Apple devices, there is nothing better than it.
Luna Display provides its services in three modes. These modes include Mac-to-iPad, Mac-to-Mac, and headless mode. It has a user-friendly interface and can be easily used by new users.
For Mac-to- Mac connection and connecting three at a time, Luna Display does the work correctly. It can turn any device to wireless screen display like iPad and Mac with no time.
We have no reviews of CloudGPU.app yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


App: https://astropad.com/product/studio/ Dongle: https://astropad.com/product/lunadisplay/ First turns iPad into Wacom, second is a second screen with features Sidecar doesn't offer, such as reversing for use with teleprompter. - Source: Hacker News / almost 3 years ago
Luna Display [1] works with iPads running at minimum iOS 12.1. Which means iPad mini 2, iPad Air, iPad Pro 1, iPad 5 and greater. [1] https://astropad.com/product/lunadisplay. - Source: Hacker News / about 3 years ago
You could use Luna Display, I’ve used it and it was pretty good. I think it’s a great substitute when your iMac doesn’t support the required MacOS for extending the screen natively. Source: over 3 years ago
Tracking CloudGPU.app since Sep 2026.
When comparing Luna Display and CloudGPU.app, 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 Luna Display or CloudGPU.app:

GPU Sharing Economy: One simple interface to find the best cloud GPU rentals.
Compare Vast.ai to Luna Display or CloudGPU.app:

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 Luna Display or CloudGPU.app:

Real-time cloud GPU price comparison: Find the cheapest H100, A100, RTX 4090 & more across 30+ providers. Deploy instantly and save big on hourly rentals.
Compare GPU Per Hour to Luna Display or CloudGPU.app:

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 Luna Display or CloudGPU.app:

RTX 5080 cloud workstations for D5 Render, Lumion, Enscape and Unreal Engine, plus CFD pressure-drop reports. Per minute from ₹399/hour in India (GST included) or $5.99/hour abroad.
Compare Coreframe Cloud to Luna Display or CloudGPU.app: