Software Alternatives, Accelerators & Startups

Chart.js VS interviewing.io

Compare Chart.js VS interviewing.io and see what are their differences

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Chart.js logo Chart.js

Easy, object oriented client side graphs for designers and developers.

interviewing.io logo interviewing.io

Free, anonymous technical interview practice
  • Chart.js Landing page
    Landing page //
    2023-03-13
  • interviewing.io Landing page
    Landing page //
    2022-11-02

Chart.js features and specs

  • Open Source
    Chart.js is open source and free to use, which makes it accessible for both personal and commercial projects without any licensing costs.
  • Ease of Use
    Chart.js is known for its simple and easy-to-use API. Developers can quickly create charts by just including the library and writing minimal JavaScript.
  • Lightweight
    The library is relatively lightweight compared to other charting libraries, which helps in maintaining the performance of web applications.
  • Responsive Design
    Charts created with Chart.js are responsive by default, ensuring that they look good on all devices, including desktops, tablets, and mobile phones.
  • Variety of Chart Types
    Chart.js supports a variety of chart types including line, bar, radar, pie, doughnut, and polar area charts, providing flexibility for different data visualization needs.
  • Customization
    Developers can customize the appearance of charts extensively through Chart.js options such as colors, labels, and tooltips.
  • Active Community
    Chart.js has an active community and a strong support base, which means that developers can easily find help, tutorials, and plugins to enhance functionality.

Possible disadvantages of Chart.js

  • Limited Advanced Features
    While Chart.js is good for basic and intermediate charting needs, it may lack some advanced features and customizations offered by more complex charting libraries like D3.js.
  • Performance Issues with Large Datasets
    Chart.js can struggle with performance when dealing with very large datasets or complex visualizations, which can result in slower rendering times.
  • Learning Curve for Customization
    Although the basic usage is straightforward, achieving deeper customizations can involve a steeper learning curve as it requires understanding the underlying JavaScript and options.
  • Limited Interactivity
    Interactivity options with Chart.js are somewhat limited compared to other libraries that offer more advanced interactive features.
  • Dependency on Canvas
    Charts are rendered using the HTML5 canvas element, which may not be as flexible as SVG-based rendering used by some other libraries.

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 Chart.js

Overall verdict

  • Chart.js is a good choice for developers looking for a straightforward solution to incorporate charts into their web projects. Its ease of use, comprehensive documentation, and active community support make it an excellent option for both beginners and experienced developers.

Why this product is good

  • Chart.js is a popular open-source library for creating charts and graphs in web applications. It is valued for its simplicity, ease of use, and ability to create responsive, interactive charts with minimal effort. The library supports a wide range of chart types, including line, bar, radar, doughnut, pie, polar area, bubble, and scatter charts. Chart.js also provides customization options, allowing developers to tailor the look and behavior of their charts to fit their specific needs.

Recommended for

  • Web developers who need to quickly implement charts in their applications.
  • Teams looking for a lightweight and performant charting library.
  • Projects where customization and responsiveness of charts are important.
  • Beginner developers who want to learn and implement basic data visualization techniques.

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

Chart.js videos

1.3: Graphing with Chart.js - Working With Data & APIs in JavaScript

More videos:

  • Tutorial - How to Build Ionic 4 Apps with Chart.js

interviewing.io videos

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

Category Popularity

0-100% (relative to Chart.js and interviewing.io)
Charting Libraries
100 100%
0% 0
Online Learning
0 0%
100% 100
Data Visualization
100 100%
0% 0
Online Education
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 Chart.js and interviewing.io

Chart.js Reviews

6 JavaScript Charting Libraries for Powerful Data Visualizations in 2023
Of the free libraries on this list, ECharts has the widest range of chart types available, second only to D3. Unlike D3, ECharts also ranks highly on the user-friendliness scale, although some users find ApexCharts and Chart.js even easier to use. You can check out some examples of basic charts on ECharts.
Source: embeddable.com
5 top picks for JavaScript chart libraries
Chart.js is a chart library that is available as a client-side JavaScript package. There are also derivatives for other frontend frameworks, like React, Vue, and Angular. It displays the chart on an HTML canvas element.
Top 10 JavaScript Charting Libraries for Every Data Visualization Need
Chart.js is a simple yet quite flexible JavaScript library for data viz, popular among web designers and developers. It’s a great basic solution for those who don’t need lots of chart types and customization features but want their charts to look neat, clear and informative at a glance.
Source: hackernoon.com
A Complete Overview of the Best Data Visualization Tools
Chart.js uses HTML5 Canvas for output, so it renders charts well across all modern browsers. Charts created are also responsive, so it’s great for creating visualizations that are mobile-friendly.
Source: www.toptal.com
The Best Data Visualization Tools - Top 30 BI Software
Chart.js is better for smaller chart projects. It’s open source and small in size, supporting six different types of charts: bar, line, pie, radar, doughnut, and polar. You can also add or remove any of these 6 types to reduce your footprint. Chart.js uses HTML5 Canvas and ships with polyfills for IE6/7 support. Chart.js offers the ability to create simple charts quickly.
Source: improvado.io

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 Chart.js. While we know about 99 links to interviewing.io, we've tracked only 1 mention of Chart.js. 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.

Chart.js mentions (1)

  • Chart library for Svelte?
    Https://chartjs.org works well, but you have to call the update function yourself if you want to do some reactive updates. Source: about 4 years ago

interviewing.io mentions (99)

  • How to Become a Backend Developer in 2025 ?
    Interviewing.io – Anonymous mock interview platform with real engineers from top tech companies. - Source: dev.to / 4 months ago
  • My Journey of Mastering Data Structures and Algorithms in 6 Months: Dos and Don'ts👩🏻‍💻
    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 / 10 months ago
  • Rebooting (something like) early Triplebyte
    How is this different than https://interviewing.io/ ? - Source: Hacker News / 11 months ago
  • Ask HN: Any previous experience with interviewing.io dedicated coaches?
    Interviewing.io[1] lets users to practice mock interviews (coding interviews) with peers or professional interviewers. These interviews are anonymous. They also offer mentorship sessions with “dedicated coaches” from FAANG or other backgrounds. They claim 99% satisfaction rate and 82% of success (landing a job in the desired company). It sounds really vague and difficult to verify due to the anonymous aspect. Does... - Source: Hacker News / over 1 year ago
  • Guidance for cracking coding interviews
    There is also https://interviewing.io/, but that platform is a rip off. Either you need to pay an arm and a leg, or you need to trade two interviews that you do for others in exchange for a single interview that you receive. Pramp is much better in that respect. With Pramp, you interview the other job-hunter for 30 minutes and they interview you for 30 minutes. It's a much fairer exchange. Source: over 1 year ago
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What are some alternatives?

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

D3.js - D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG, and CSS.

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

Highcharts - A charting library written in pure JavaScript, offering an easy way of adding interactive charts to your web site or web application

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

Plotly - Low-Code Data Apps

Interview Cake - Free practice programming interview questions. Interview Cake helps you prep for interviews to land offers at companies like Google and Facebook.