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

We are excited about solving customer’s complex accounting, distribution, POS, Payroll and mobiles sales application problems.

Which is more popular?
Based on our record, quackr seems to be a lot more popular than Flex Software. While we know about 49 links to quackr, we've tracked only 3 mentions of Flex Software.
Website, pricing, platforms and company facts side by side.
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| Website | quackr.io | flexsoftware.com.my |
| 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.
Flex Software is an accounting software company that is developing a software solution for Insurance Agents. Our product is called SAMS (Smart Agent Management System). The software will be cloud based online Customer Relationship Management for Life and General Insurance Agents. The platform...
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
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.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing quackr and Flex Software.
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 Flex Software. 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
Flex Software is the Best Accounting Software Companies in Malaysia that provides specialised IT services, for individual companies with specialised Hardware or Software product requirements while making every effort to provide the best... Source: over 3 years ago
Flexsoftware is a comprehensive and reliable accounting software based in Malaysia. It provides a range of features to help businesses track their financials more efficiently. Users benefit from intuitive controls and the ability to... Source: almost 4 years ago
Flex Software is the best online Accounting Software in Malaysia for Small, Mid-size and Large Businesses at Best Prices. It is easy and user-friendly accounting software to manage your business. Customers have different needs and Flex... Source: almost 4 years ago
When comparing quackr and Flex Software, you can also consider the following products.

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Buy Virtual Phone Number for SMS Verification with Bitcoin & Crypto(BTC, USDT, ETH, XMR, etc) - Receive SMS & OTP Online - Verification for WhatsApp, Telegram, Facebook, other account
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The fastest free Receive Temp SMS and disposable numbers for receiving SMS online services on the internet. Tempsmss.com offers virtual phone numbers and real phone numbers fir FREE.
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