Software Alternatives, Accelerators & Startups

Codility VS interviewing.io

Compare Codility VS interviewing.io and see what are their differences

Codility logo Codility

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

interviewing.io logo interviewing.io

Free, anonymous technical interview practice
  • Codility Landing page
    Landing page //
    2021-07-20

The Codility platform includes:

CodeCheck - Design role-specific remote skills assessments to screen your technical candidates before moving them to the interview stage.

CodeLive - Host technical remote or onsite interviews via our shared editor using a range of templates and whiteboards.

CodeEvent - Assess thousands of candidates at a time via technical recruiting events and find the best talent faster.

  • interviewing.io Landing page
    Landing page //
    2022-11-02

Codility features and specs

  • Automated Assessment
    Codility provides automated coding assessments that save time for both recruiters and candidates by quickly identifying technical abilities.
  • Standardized Testing
    Codility offers standardized tests, ensuring evaluations are consistent and unbiased across all candidates.
  • Diverse Question Bank
    The platform has a large repository of coding problems that cover a wide range of topics and difficulty levels, catering to various roles and expertise levels.
  • Real-Time Code Execution
    Codility allows for real-time code execution and validation, enabling candidates to see the results of their code immediately.
  • Customizable Tests
    Recruiters can create custom tests tailored to the specific needs of their company or position, making the assessments more relevant.
  • Detailed Reports
    Codility provides detailed reports and analytics on candidate performance, helping hiring managers to make data-driven decisions.
  • Integration Capabilities
    The platform integrates with various Applicant Tracking Systems (ATS) and other HR tools, streamlining the recruiting process.

Possible disadvantages of Codility

  • Cost
    Codility can be relatively expensive, especially for small companies or startups with limited recruitment budgets.
  • Learning Curve
    There might be a learning curve for both recruiters and candidates to get accustomed to the platform and its features.
  • Language Limitations
    While Codility supports multiple programming languages, some niche or less commonly used languages may not be available.
  • Potential Stress for Candidates
    Automated assessments can induce stress for candidates, which might not accurately reflect their true abilities in a real-world setting.
  • Internet Connection Dependency
    A stable internet connection is required to complete assessments, which can be a limitation in areas with unreliable internet access.
  • Limited Collaboration Features
    Codility's focus on individual assessments means it has limited support for evaluating collaborative or team-based coding skills.
  • Algorithm Focus
    The platform often emphasizes algorithmic problem-solving, which may not fully represent the day-to-day coding skills required for certain positions.

interviewing.io features and specs

  • Anonymity
    Interviewing.io allows candidates to remain anonymous during the interview process, which can help reduce bias and make candidates more comfortable.
  • High-quality practice
    The platform provides opportunities to practice with real engineers from top tech companies, offering high-quality feedback and experience.
  • Cost-effective
    Many features on Interviewing.io are free, including the ability to conduct practice interviews and access to recordings and feedback.
  • Feedback and metrics
    Candidates receive detailed feedback and performance metrics after each interview, helping them identify areas of improvement.
  • Networking
    The platform can provide valuable networking opportunities by connecting candidates with engineers and potential employers from top tech companies.

Possible disadvantages of interviewing.io

  • Limited industry focus
    Interviewing.io primarily focuses on tech interviews, so it may not be useful for candidates looking for practice in other industries.
  • Variable interviewer quality
    The quality of interviewers can vary, which might affect the consistency of the practice and feedback received.
  • Scheduling challenges
    Finding convenient times for interviews can sometimes be challenging, especially if both the candidate and interviewer have busy schedules.
  • Stress and performance pressure
    Despite being a practice platform, candidates might still experience stress and performance pressure, similar to real interview scenarios.
  • Limited personalization
    The feedback and practice sessions are somewhat standardized, which may not always cater to the specific needs or unique backgrounds of individual candidates.

Analysis of interviewing.io

Overall verdict

  • Interviewing.io is considered a good resource for individuals looking to improve their technical interviewing skills. It is particularly beneficial due to its anonymous nature, which encourages honest feedback and reduces anxiety, and the quality of interviewers involved, who often come from well-known tech companies.

Why this product is good

  • Interviewing.io is a platform designed to help candidates practice technical interviewing through mock interviews, which can be especially useful for those aiming to enter fields such as software engineering. It offers anonymous practice sessions with engineers from top tech companies, providing real-world experience and feedback. The platform also offers flexible scheduling, expert insights, and resources to improve interview performance.

Recommended for

  • Aspiring software engineers
  • Recent computer science graduates
  • Professionals transitioning into tech roles
  • Individuals preparing for technical interviews at major tech companies

Codility videos

An Introduction to Codility: The Tech Hiring Platform for Engineering Teams

interviewing.io videos

Technical Interviewing Anonymous: Aline Lerner, CEO @ Interviewing.io

Category Popularity

0-100% (relative to Codility and interviewing.io)
Hiring And Recruitment
100 100%
0% 0
Online Learning
44 44%
56% 56
Online Education
0 0%
100% 100
Candidate Screening And Assessment

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Codility and interviewing.io

Codility Reviews

Examining Top 22 Alternatives to LeetCode
Codility is a platform that helps companies assess the coding skills of developers. They offer a range of online coding tests and assessments that enable employers to evaluate candidates' technical abilities.
Source: www.inven.ai

interviewing.io Reviews

The Best Code Interview Prep Platforms in 2020
Interviewing.io takes a very unique approach to coding interview prep. Rather than providing content and practice coding challenges, Interviewing.io has a library of actual video interviews that you can watch, and you can pay to anonymously take a mock interview with an engineering hiring manager.

Social recommendations and mentions

Based on our record, interviewing.io seems to be a lot more popular than Codility. While we know about 102 links to interviewing.io, we've tracked only 2 mentions of Codility. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Codility mentions (2)

  • How to Hire Mobile App Developers
    - Technical skills: have they got the walk to match the talk? Programming languages on a resume mean little if candidates are unable to demonstrate their hard coding skills. You can test these skills with technical skill tests, such as the ones created by Codility or HackerRank. - Source: dev.to / about 2 years ago
  • Best Websites Every Programmer Should Visit
    Codility : Verify and improve coding skills. - Source: dev.to / over 5 years ago

interviewing.io mentions (102)

  • AI Interview Prep in 2026 Is Broken. Here's What Nobody Wants to Admit.
    Interviewing.io charges $100โ€“225 per session. Genuinely useful, but you can't do 5 sessions a day for a month. And a stranger on a 45-minute call doesn't know your history. - Source: dev.to / 5 months ago
  • System Design Roadmap for Freshers 2026: From Zero to Placement-Ready
    Mock interviews: Pramp, Interviewing.io (free tier), or batchmates. Aim for 8โ€“10 mocks. - Source: dev.to / 6 months ago
  • Interviewing in tech changed drastically after 2022 โ€” hereโ€™s what I learned trying to navigate it
    Interviewing is very performative so along the way you should absolutely do mock interviews just to get the nerves out and to practice being calm under pressure. I paid for several using Interviewing.io. They were certainly helpful, but I actually found the free ones I did with peers, both on interviewing.io and tryexponent.com to be more helpful. Why was it more helpful? Itโ€™s worthwhile being on the interview... - Source: dev.to / 11 months ago
  • How to Become a Backend Developer in 2025 ?
    Interviewing.io โ€“ Anonymous mock interview platform with real engineers from top tech companies. - Source: dev.to / over 1 year ago
  • My Journey of Mastering Data Structures and Algorithms in 6 Months: Dos and Don'ts๐Ÿ‘ฉ๐Ÿปโ€๐Ÿ’ป
    Conduct Mock Interviews: Simulate interview scenarios using platforms like Pramp or Interviewing.io. This helps you manage time, pressure, and articulating your thought process. - Source: dev.to / almost 2 years ago
View more

What are some alternatives?

When comparing Codility and interviewing.io, you can also consider the following products

HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.

LeetCode - Practice and level up your development skills and prepare for technical interviews.

CodeSignal - CodeSignal is the leading assessment platform for technical hiring.

Final Round AI - Interview Copilot - Real Time AI interview Assistant

iMocha - Make intelligent talent decisions.

AlgoExpert.io - A better way to prep for tech interviews