
HackerRank
CodeSignal
Codility
iMocha
HackerEarth
TestDome
mettl
The industry-proven platform to assess and grow tech talent

Exam.net
StudySpaces is a white-label tutoring and test prep platform with built-in SAT, ACT, etc. curriculum, auto-graded mock exams, and a branded student portal.

Which is more popular?
Based on our record, DevSkiller seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | devskiller.com | studyspaces.com |
| Pricing | ||
| Company | Startup from Poland · 10 - 19 employees · 2012 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


DevSkiller TalentScore is the most realistic technical screening solution on the market. TalentScore is powered by theRealLifeTesting™ methodology which helps you assess technical skills with razor-sharp precision and provide outstanding candidate experience at the same time. Candidates are...
No description of StudySpaces yet.
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
DevSkiller is particularly recommended for HR professionals, technical recruiters, and companies of all sizes that want to enhance their hiring process by integrating a robust technical assessment system. It is also suitable for teams that prioritize real-world coding challenges and want to expedite the recruitment cycle with accurate skill evaluations.
No analysis of StudySpaces yet.
Walkthroughs and reviews on video.
Candidates Test Preview - Devskiller
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DevSkiller and StudySpaces. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I don't like HackerRank but I have done few https://devskiller.com/ and they are excellent. Source: about 4 years ago
There are websites (https://devskiller.com/, for example) that sell pre-screening tests to companies that hire devs. I know people from all these professions and they take a test when they apply for a position at a new company. I've... Source: over 4 years ago
Two companies that used https://devskiller.com The problems aren't necessarily easy, but they were a holistic direct representation of the required skill set. Source: about 5 years ago
Tracking StudySpaces since Nov 2026.
When comparing DevSkiller and StudySpaces, you can also consider the following products.

HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Compare HackerRank to DevSkiller or StudySpaces:

A platform for creating and conducting exams and assessments.
Compare Exam.net to DevSkiller or StudySpaces:

CodeSignal is the leading assessment platform for technical hiring.
Compare CodeSignal to DevSkiller or StudySpaces:

Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
Compare Codility to DevSkiller or StudySpaces:


HackerEarth is the network of top developers across the world. They connect to start-ups, tech companies, organizations and discover the best developer jobs. They participate in programming challenges and compete against other top developers.
Compare HackerEarth to DevSkiller or StudySpaces: