
LeetCode
Codechef
AlgoExpert.io
Project Euler
Interview Cake
interviewing.io
CodingInterview
Programming competitions and contests, programming community.

BitPay
CoinGate
CoinPayments
Coinbase
Whitepay
BTCPay Server
Cryptomus
NOWPayments is a crypto payment gateway that supports more than 300 cryptocurrencies, including fiat, and offers simple tools to accept crypto payments, like a crypto payments API, plugins, invoices.

Which is more popular?
CodeForces might be a bit more popular than NOWPayments. We know about 82 links to it since March 2021 and only 67 links to NOWPayments.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | codeforces.com | nowpayments.io |
| Pricing | — | |
| Platforms | — | |
| Company | — | 2019 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of CodeForces yet.
NOWPayments is a crypto payment gateway that lets all types of businesses accept payments in 300+ cryptocurrencies, with auto coin conversion and fiat conversion available. Pricing: 0,5% transaction fee + 0,5% exchange fee if exchange is needed. The platform also supports fiat conversion:...
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
Overall verdict
Why this product is good
Recommended for
NOWPayments is highly recommended for online businesses, e-commerce platforms, and any merchants looking to expand their payment options to include cryptocurrencies. It is especially beneficial for those who value security, seek to reach a global customer base, and want to offer flexible payment choices.
Walkthroughs and reviews on video.
How to Start Competitive Programming on Codeforces? Virtual Contest? Div1? Div2? Div3? Rating Logic
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing CodeForces and NOWPayments.
NOWPayments's answer:
300+ currencies, cross-chain payments, fiat on-ramp and off-ramp. Multiple crypto payment tools, custom solutions for various industries.
NOWPayments's answer:
NOWPayments's answer:
Businesses and individuals that would like to accept crypto
NOWPayments's answer:
For example, Travala crypto travel platform
Share your experience with using CodeForces and NOWPayments. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Codeforces is a competitive programming platform that hosts coding contests and provides a platform for programmers to showcase their skills. It offers a wide range of programming challenges and problem-solving...
CodeForces is a collaborative platform where coders can participate in “rounds” where a time limit is set and points are distributed to the participants. CodeForces also has contests, problem sets as well as groups...
In the ever-evolving landscape of digital transactions, choosing the right payment gateway is paramount for businesses aiming to leverage the power of cryptocurrencies. As the market matures, demands for reliability,...
NowPayments is a well-known crypto payment gateway established by ChangeNow, one of the top crypto swapping sites, in 2019. The platform offers low transaction fees and also offers non-custodial services for users who...
Recommendations tracked on public social media and blogs since March 2021.


Your preparation should not be random. Platforms like LeetCode, Codeforces, and GeeksforGeeks are tools—but what matters is how you use them. - Source: dev.to / 5 months ago
Most people who do competitive programming have moved to: . - Source: Hacker News / 8 months ago
At first, the problems on platforms like Codeforces felt overwhelming. But after a few rounds, I realized something important:. - Source: dev.to / 12 months ago
I looked at this for my business as well, I ended up using crypto.com which to date nobody has used and https://nowpayments.io/ which many people have used. Source: almost 3 years ago
Https://nowpayments.io/ Have a store and want to accept crypto such as HOGE? NowPayments has you covered. Source: about 3 years ago
It's looking like PowerCity's PixelPark is trying to beat Mintra to market as the first major NFT Marketplace soon on PulseChain as they have partnered with NowPayments.io to handle their payment processing:. Source: over 3 years ago
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CodeChef is a not-for-profit educational initiative by Directi, an Indian software company. It is a global programming community that fosters learning and friendly competition, built on top of the world’s largest competitive programming platform.
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CoinGate is a payment gateway for Bitcoin, XRP, Litecoin, Ethereum and 50 other cryptocurrencies.
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A better way to prep for tech interviews
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Payment gateway providing buy now buttons, shopping carts, and more to accept Bitcoin, Litecoin, and other cryptocurrencies/altcoins on your website/online store.
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