
LeetCode
Codility
CodeSignal
iMocha
HackerEarth
Codewars
TestGorilla
HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.

Twilio
MessageBird
Nexmo
Gupshup.io
Plivo
Infobip
Restcomm
Sinch is a powerful voice and messaging SDK that lets you bring your apps to life with VoIP and...

Which is more popular?
Based on our record, HackerRank seems to be a lot more popular than Sinch. While we know about 67 links to HackerRank, we've tracked only 1 mention of Sinch.
Website, pricing, platforms and company facts side by side.
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| Website | hackerrank.com | sinch.com |
| Pricing | — | |
| Company | — | Startup from Sweden · 250 - 499 employees |
| Listed in |
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
HackerRank is recommended for students, individual learners, and job seekers looking to improve their coding skills, as well as for companies seeking an efficient way to evaluate candidates' technical abilities during the hiring process.
Overall verdict
Why this product is good
Recommended for
Sinch is recommended for enterprises, developers, and businesses of all sizes that require dependable and scalable communication solutions. It is ideal for those needing SMS, voice, video, and verification services, especially in industries such as e-commerce, customer service, and app development.
Walkthroughs and reviews on video.
Is HackerRank A Good Idea?
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using HackerRank and Sinch. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship...
HackerRank’s challenges cover a wide range of topics and difficulty levels, allowing developers to enhance their problem-solving skills and learn new algorithms and data structures. The competitive nature of...
HackerRank offers a wide array of challenges across various domains such as algorithms, mathematics, SQL, and functional programming. Its interface is user-friendly, and the platform provides detailed feedback on...
Sinch, offers a robust communication platform suitable for businesses of varying sizes. Their WhatsApp Business API solution is characterized by its diverse features, reliable message delivery, commendable customer...
Sinch offers a comprehensive communication platform that includes SMS, voice, and video functionalities. It provides powerful APIs for businesses to implement verification processes, ensuring secure and reliable user...
Recommendations tracked on public social media and blogs since March 2021.


This way, you transfer what you already know (problem-solving) but only change the syntax. Platforms like Hackerrank are also great to solve the same problem in different languages and learn from other people’s solutions. - Source: dev.to / about 1 year ago
Firstly, solve some common data structure problems with it. Implement some data structures like arrays, linked lists, stacks, queues, etc. You can check common problems on LeetCode, Hackerank or some other resources. - Source: dev.to / over 2 years ago
I don't have a consecutive internet connection and I can't keep up learning process so I started practicing in hackerrank.com I have started some challenges in python and c++ there. Thus I have no internet connection so I cannot practice... Source: almost 3 years ago
The phone number is an Onvoy LLC OCN, an Inteliquent company that was acquired/rebranded sinch.com. Source: over 3 years ago
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