Software Alternatives & Startups

Calendly VS HackerRank

Compare Calendly VS HackerRank and see what are their differences

Calendly

Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.

Calendly Landing page
Rating
5.0 · 1 review
HackerRank

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

HackerRank Landing page
Rating
0 reviews
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Calendly should be more popular than HackerRank. It has been mentioned 119 times since March 2021.

social mentions
119 vs 67
Appointments and Scheduling popularity
100% vs 0%

Base details

Website, pricing, platforms and company facts side by side.

Calendly
HackerRank
Website calendly.com hackerrank.com
Pricing
Company Startup from the United States · 100 - 249 employees · 2013
Listed in

Features and specs

What each product offers, as listed by its team.

Calendly 5 features
HackerRank 7 features
  • User-Friendly Interface
    Calendly has an intuitive and easy-to-use interface, which simplifies the process of scheduling meetings for both the scheduler and invitee.
  • Integration Capabilities
    Calendly integrates seamlessly with various calendar services (Google Calendar, Outlook, iCal) and other tools like Zoom, Slack, and Salesforce.
  • Customizable Availability
    Users can set their availability preferences down to the minute, allowing for precise control over when they are available for meetings.
  • Automated Reminders
    Calendly automatically sends out reminders to meeting participants, thereby reducing no-shows and ensuring everyone is prepared.
  • Group and Collective Scheduling
    Calendly supports scheduling for groups and teams, making it easier to coordinate meetings with multiple participants.

Possible disadvantages

  • Limited Free Plan Features
    The free version of Calendly offers limited features, such as restricted event types and fewer integration options compared to the paid versions.
  • No Option for Meeting Notes
    Calendly does not have built-in functionality for adding detailed meeting agendas or notes directly within the booking system.
  • Learning Curve for Advanced Features
    While basic usage is straightforward, some users may find a steeper learning curve when trying to utilize Calendly's more advanced features.
  • Dependency on Internet Connection
    Calendly relies on a stable internet connection for real-time updates and notifications, which can be a drawback in areas with unreliable connectivity.
  • Privacy Concerns
    Sharing available time slots publicly can sometimes raise privacy concerns, especially for users who are particular about their personal information.
  • 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

  • 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.

Analysis

An editorial look at what each product does well and who it suits.

Calendly
HackerRank

Overall verdict

  • Calendly is considered a good choice for individuals and businesses looking for an efficient way to manage appointments and streamline their scheduling process. Its ease of use and robust feature set make it a valuable tool for enhancing productivity.

Why this product is good

  • Calendly is a highly regarded scheduling tool due to its user-friendly interface, seamless integrations with other calendar apps like Google Calendar and Outlook, and its ability to automate appointment scheduling. It eliminates the back-and-forth emails needed to find a convenient meeting time. Users appreciate the numerous customization options, such as setting availability, buffer times between meetings, and limiting the number of meetings per day.

Recommended for

  • Professionals who need to manage multiple appointments and meetings.
  • Businesses seeking to provide clients with a straightforward way to schedule consultations.
  • Teams that require coordination and scheduling across different time zones.
  • Freelancers looking to automate client booking processes.

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.

Videos

Walkthroughs and reviews on video.

Calendly 3 videos + Add
HackerRank 3 videos + Add

Calendly Sucks! Here's What I'm Using Now Instead...

More videos

  • Tutorial - Calendly Tutorial: Book Yourself Solid on Autopilot
  • Review - Review: Calendly

Is HackerRank A Good Idea?

More videos

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

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Calendly
HackerRank
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using Calendly and HackerRank. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Calendly 5.0 · 1 review
HackerRank no reviews yet

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Calendly 119 mentions
HackerRank 67 mentions
  • AI Almost Sold Me a Subscription I Didn't Need
    Claude took a different path but landed in the same place. It suggested Calendly, Cal.com (open source), and SavvyCal as products I can subscribe to. When I explained that my work calendar was behind corporate SSO and I cannot use my... - Source: dev.to / 7 months ago
  • Tools for Building a Modern JavaScript Booking Application
    However, if you are looking for an out-of-the-box solution with minimal technical involvement, it is reasonable to consider SaaS platforms such as Appointedd, Calendly, and Scheduly. These products may not provide the same level of... - Source: dev.to / over 1 year ago
  • Calendly and Accessibility Problems
    Calendly is a scheduling platform. I decided to use Calendly on my homepage, giving someone the ability to choose a time and book a call. - Source: dev.to / almost 2 years ago

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  • 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... Source: almost 3 years ago

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Alternatives to Calendly and HackerRank

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