
SMS-man.com
Smspva
AnonymSMS
HeroSMS
Temp SMSS
VirtualSMS.io
SMSCode.gg
Temporary Phone Numbers & Virtual Numbers for SMS Verification

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, quackr seems to be more popular. It has been mentioned 49 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | quackr.io | cloudgpu.app |
| Pricing | ||
| Company | Startup from the United Kingdom | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Quackr provides temporary phone numbers, temp numbers, and virtual numbers to receive SMS verification online without a physical SIM card.
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
Quackr is recommended for users who prioritize their privacy by not sharing personal phone numbers, frequent digital nomads engaged with international services, and anyone attempting to bypass SMS verification without a personal or permanent number.
No analysis of CloudGPU.app yet.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing quackr and CloudGPU.app.
quackr's answer
Quackr stands out by offering a seamless bridge between free public access and premium private security. Unlike many competitors that rely solely on low quality VoIP numbers (which are often blocked), Quackr provides Private Non-VoIP Numbers sourced from real SIM cards. This ensures high deliverability rates for strict services like Tinder, Gmail, and Banking apps, giving users a level of reliability that standard free sites cannot match.
quackr's answer
Quackr is built on a robust cloud infrastructure designed for speed and security. We utilize advanced telecommunications APIs to bridge real world SIM networks with our digital dashboard, ensuring near instant SMS delivery. Our frontend uses modern frameworks (like React/Next.js) to ensure a fast, responsive experience on both mobile and desktop.
quackr's answer
Quackr started with a simple mission to stop SMS spam. We realized that requiring a personal phone number for every minor sign-up was a privacy risk. What began as a free tool to protect users from telemarketers has evolved into a comprehensive privacy platform, helping thousands of users globally verify accounts securely without exposing their real identity.
quackr's answer
Our primary audience consists of privacy conscious professionals, digital marketers, and cybersecurity enthusiasts. This includes social media managers managing multiple accounts, developers testing authentication flows, and individuals who want to secure their personal data against data breaches. They are users who value their digital footprint and are willing to invest in secure, private verification methods.
quackr's answer
Competitors often provide recycled, spam filled numbers that fail verification checks. Users choose Quackr because we offer guaranteed privacy. With our paid rental option, users get a dedicated number that is theirs alone no shared messages, no interference. We combine the ease of a "one click" free service with the professional reliability of a paid private line, giving users the best of both worlds.
Share your experience with using quackr 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.


There are lots of them: https://quackr.io/ https://receive-smss.com/ https://sms24.me/ https://temp-number.com/ https://onlinesim.io/. - Source: Hacker News / about 1 year ago
I'm also curious because it seems like using a phone with no strings attached today seems almost impossible unless you get an actually old phone, which either works poorly or costs a lot as part of a retro collection or something. Even... Source: about 3 years ago
You can also take this poll over at bettor edge, and whichever team gets the most votes, will get an extra 5k donated to their respective charity (the loser will still get a 1k donation). So if you are so inclined, head over there and... Source: about 3 years ago
Tracking CloudGPU.app since Sep 2026.
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