
Vital
VCV Rack
ZynAddSubFX
Synth1
TAL-NoiseMaker
VHS Synth
Zebralette
Open-source subtractive-hybrid synthesizer formerly sold commercially as Vember Audio Surge.

Vast.ai
GPU Per Hour
FastGPU
GPUniq
Coreframe Cloud
AskGPU
Paperspace
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, Surge XT seems to be more popular. It has been mentioned 179 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | surge-synthesizer.github.io | cloudgpu.app |
| Pricing | ||
| Company | Startup from the United States | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Surge XT is an open-source hybrid synthesizer and the synth which started the Surge Synth Team project!
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.
Free VST - Surge Synthesizer plugin
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Surge XT and CloudGPU.app. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


- Surge XT - open-source synthesizer with literally 10k presets built in: https://surge-synthesizer.github.io/. - Source: Hacker News / about 1 year ago
Good stuff! I started getting in to this at the start of the year. Already had an old, dusty MicroKORG and MIDI interface to use it as a controller, but recently splashed out on a bigger controller as the Korg's tiny keys were hurting... - Source: Hacker News / about 3 years ago
Https://surge-synthesizer.github.io/ and https://asb2m10.github.io/dexed/ should work like a charm. Source: over 3 years ago
Tracking CloudGPU.app since Sep 2026.
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