
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.

SEMRush
Optmyzr
Ahrefs
Moz
LiveIntent
Serpstat
Affise
SpyFu helps companies determine where the company needs to go and how to get there. Improve experience with clients by watching trends and planning new strategies.

Which is more popular?
Based on our record, HackerRank seems to be a lot more popular than SpyFu. While we know about 67 links to HackerRank, we've tracked only 2 mentions of SpyFu.
Website, pricing, platforms and company facts side by side.
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| Website | hackerrank.com | maintenance.spyfu.com |
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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
SpyFu is recommended for digital marketers, SEO specialists, small to medium-sized businesses, and anyone seeking to improve their understanding of competitors' strategies. It suits those who need detailed analysis of PPC and SEO efforts, keyword research, and competitor intelligence. It's particularly useful for those looking to optimize their digital marketing efforts through targeted keyword strategies and competitor insights.
Walkthroughs and reviews on video.
Is HackerRank A Good Idea?
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using HackerRank and SpyFu. 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...
With SpyFu, you can research and analyze keywords, estimate your chances of ranking in organic search, and see who’s competing for your keywords in paid advertising.
Users appreciate SpyFu for its focus on competitor intelligence and keyword insights, making it a favorite among marketers looking to gain an edge over their rivals. However, while SpyFu provides valuable competitive...
SpyFu is best for users prioritizing competitive intelligence and PPC strategies. Its focus on uncovering profitable keywords and ad strategies makes it a powerful tool for marketers looking to outmaneuver their...
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
Do you have a competitor in the market? Have you SpyFu'd them? (spyfu.com). Source: about 5 years ago
Spyfu.com does a pretty good job of showing terms that competitors are bidding on as well as examples of their ads and roughly how much they're spending monthly. I don't think it actually shows you specific settings within the engine. Source: over 5 years ago
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Ahrefs is a toolset for SEO and marketing. We have tools for backlink research, organic traffic research, keyword research, content marketing & more. Give Ahrefs a try!
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