Software Alternatives & Startups

HackerRank VS Previewed

Compare HackerRank VS Previewed and see what are their differences

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HackerRank logo HackerRank

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

Previewed logo Previewed

Beautiful mockups & graphics for your next app
  • HackerRank Landing page
    Landing page //
    2023-07-23
  • Previewed Landing page
    Landing page //
    2022-05-05

HackerRank features and specs

  • Skill Assessment
    HackerRank provides a structured way to assess coding skills through a wide range of programming challenges and problems.
  • Wide Range of Languages
    Supports numerous programming languages, making it versatile for users with different preferences and expertise.
  • Interview Preparation
    Offers various interview preparation kits and company-specific challenges to help candidates prepare for job interviews.
  • Community and Collaboration
    A community of coders where users can discuss problems, share solutions, and collaborate on coding projects.
  • Company Recruitments
    Many companies use HackerRank for recruitment, and performing well on the platform can lead to job opportunities.
  • Leaderboard and Gamification
    Features like leaderboards and gamification elements motivate users to improve their rankings and skills continuously.
  • Educational Resources
    Provides tutorials and explanations that help users understand algorithms and data structures better.

Possible disadvantages of HackerRank

  • Steep Learning Curve
    Beginners may find some problems too challenging, which can be discouraging if they lack foundational knowledge.
  • Potential Focus on Competitive Programming
    The platform may emphasize competitive programming skills, which are not always directly applicable to all real-world software development scenarios.
  • Quality Variance in Problems
    The quality and difficulty of problems can vary, which may affect the consistency of the learning experience.
  • Limited Real-World Project Experience
    The focus on algorithms and coding challenges means there's less emphasis on full-scale project development experience.
  • Limited Feedback
    Automated grading provides limited feedback, which may not be enough for users to understand their mistakes fully.
  • Subscription Costs
    Access to some premium content and features requires a subscription, which may not be affordable for all users.
  • Network Dependency
    Requires a good internet connection to participate in coding challenges and access resources, which may be a limitation for some users.

Previewed features and specs

  • User-Friendly Interface
    Previewed offers an intuitive and easy-to-navigate interface that makes it accessible for users of all skill levels.
  • Wide Range of Templates
    The platform provides a diverse selection of templates suitable for various device mockups, enhancing the flexibility for different project needs.
  • Customizable Elements
    Users can easily customize templates and elements, allowing for a high degree of personalization and creativity.
  • Cloud-Based
    Being cloud-based, Previewed eliminates the need for local installations, making it convenient to use from any device with internet access.
  • Performance and Speed
    The application performs efficiently and quickly, reducing downtime and speeding up the mockup creation process.
  • Regular Updates
    The platform frequently updates with new features and templates, ensuring that users always have access to the latest tools.

Possible disadvantages of Previewed

  • Limited Free Access
    While Previewed offers free features, some advanced functionalities and premium templates are behind a paywall.
  • Internet Dependency
    Since Previewed is cloud-based, an active internet connection is required to use the platform, which can be a limitation in areas with poor connectivity.
  • Template Saturation
    Given the popularity of some templates, there's a possibility of many users ending up with similar-looking mockups.
  • Learning Curve for Advanced Features
    While the basic functions are user-friendly, there may be a learning curve associated with mastering some of the more advanced features.
  • Export Limitations
    Some users may find limitations in export options or require higher resolution exports, which might be restricted or require a premium subscription.

Analysis of HackerRank

Overall verdict

  • Yes, HackerRank is generally considered a good platform for improving coding skills and preparing for technical interviews. It is widely used by developers to hone their coding abilities and by companies to assess candidates' coding proficiency.

Why this product is good

  • HackerRank is a popular platform for coding enthusiasts, offering a wide range of programming challenges and competitions. It stands out for its extensive problem library, which is beneficial for practice and learning. The platform supports multiple programming languages and provides detailed feedback on submissions, making it a valuable tool for both beginners and experienced programmers.

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.

Analysis of Previewed

Overall verdict

  • Previewed (previewed.app) is a useful tool for creating professional-quality app mockups and marketing materials.

Why this product is good

  • User-Friendly Interface: Previewed offers an intuitive and easy-to-navigate interface, making it accessible for both beginners and experienced users.
  • High-Quality Templates: The platform provides a range of high-quality, customizable templates for creating app mockups for various devices.
  • Time Efficiency: Previewed allows users to rapidly create marketing visuals without the need for advanced design skills or software.
  • Versatility: It supports a wide array of app types and devices, which makes it versatile for different marketing needs.

Recommended for

  • App Developers: Ideal for developers who want to showcase their apps in a visually appealing manner.
  • Designers: Useful for designers looking for a quick way to create mockup presentations for clients.
  • Marketers: Beneficial for marketing teams to create promotional content for apps efficiently.
  • Startups: Suitable for startups or small businesses that need professional-looking materials without investing heavily in design resources.

HackerRank videos

Is HackerRank A Good Idea?

More videos:

  • Review - LeetCode vs HackerRank
  • Review - Difference between HackerRank, LeetCode, topcoder and Codeforces

Previewed videos

No Previewed videos yet. You could help us improve this page by suggesting one.

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Category Popularity

0-100% (relative to HackerRank and Previewed)
Hiring And Recruitment
100 100%
0% 0
Design Tools
0 0%
100% 100
Online Learning
100 100%
0% 0
Mockups
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare HackerRank and Previewed

HackerRank Reviews

LeetCode Alternatives: Top platforms for coding practice
What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship today!ApplyHackerRankCodeSignalAlgoExpertCodewarsGeeksforGeeksEdabitExercismTopCoderShould you use LeetCode for advanced interview prep?Get holistic interview prep with Formation
Source: formation.dev
Top 10 Developer Communities You Should Explore
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 challenges adds a fun element to the learning process. Developers can track their progress, compete with others, and participate in company-sponsored coding...
Source: www.qodo.ai
Discover the Top Leetcode Alternatives
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 submissions, which is ideal for beginners and experienced coders alike.
Source: codenquest.com
Best Alternatives to LeetCode For Data Science
HackerRank is another valuable alternative to LeetCode. They're not very "niche" but I had to include them on this list because they're a great resource for data science practice. On HackerRank, you can learn and test your competitive programming skills. If you have basic knowledge of Python and SQL and you're looking to sharpen your skills for an interview, then this...
15 Best LeetCode Alternatives 2023
HackerRank is a platform that matches developers with companies. The platform has two options. The first one is for companies looking to hire developers. The second option is for job seekers looking to improve their coding skills, prepare for interviews, and get hired.

Previewed Reviews

We have no reviews of Previewed yet.
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Social recommendations and mentions

Based on our record, HackerRank should be more popular than Previewed. It has been mentiond 67 times since March 2021. 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.

HackerRank mentions (67)

  • How to Stop Getting Lost in Endless Resources and Stay Focused as a Developer
    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
  • Pick up new languages faster this way!
    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
  • Offline alternative of hackerrank.com to practice coding offline
    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 if anyone know any alternative that works like Working: Gives a challange User sumbits code and it test into testcases. Source: almost 3 years ago
  • 6 Key Tips for Beginners Learning JavaScript
    An effective way to improve your JavaScript skills is working through coding challenges and exercises. Sites like ReviewNPrep, FreeCodeCamp, and HackerRank have tons of challenges that allow you to practice JavaScript concepts by building mini-projects and solving problems. These hands-on challenges force you to apply what you learn. Source: almost 3 years ago
  • Help needed for selecting Colleges.
    I'm 18M Indian. Growing up I've always been a daydreamer, if you may. Since 8th grade - I'm fascinated by programming. And I'm good at it too. But I'm not cocky too. I wouldn't say I'm at an advanced level, but I can most probably solve any problem - in time - with my skills. I also keep my skills brushed by solving problems on Hacker Rank (every day or alternate days) and try my best to contribute on... Source: almost 3 years ago
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Previewed mentions (19)

  • Deploy Your Flutter Android App to Play Store in 2026: Step-by-Step Guide (With Code & Gotchas)
    Add text overlays with App Mockup or Previewed. - Source: dev.to / 7 months ago
  • What cool tools are you using?
    I was going through some Medium posts and Reddit posts and I found some cools tools being used such as https://previewed.app/ and https://jitter.video/ that I will definitely be using in the future. Source: almost 3 years ago
  • Iphone mockup over background video
    Insert a background video. You’ll have to custom size it. For the video itself use https://previewed.app. Source: over 4 years ago
  • Deviceframes.com - 3D Device Art for your projects (Project 1/2)
    Creator of Previewed here. This project looks very similar to our 3D component. Can you please check your DMs? Source: almost 5 years ago
  • My First App
    I think we used: https://previewed.app/ (didn't make them so can't say for sure) and normal screenshots. Source: about 5 years ago
View more

What are some alternatives?

When comparing HackerRank and Previewed, you can also consider the following products

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

Rotato 100 - Present your design in stunning 3D on the web, slide decks, app stores, social media, and more.

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

Mockuuups Studio - Fast and easy way to create product mockups on macOS, Windows and Linux.

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

AppLaunchpad - Create stunning app store screenshots & mockups