
JSFiddle
CodeSandbox
GitHub
replit
VS Code
Pastebin.com
JS Bin
A front end web development playground.

Hotjar
Smartlook
FullStory
Crazy Egg
Mouseflow
Lucky Orange
VWO
Google Analytics tells you what, Inspectlet tells you why.
Which is more popular?
Based on our record, CodePen seems to be more popular. It has been mentioned 513 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | codepen.io | inspectlet.com |
| Pricing | — | |
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What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Inspectlet is recommended for digital marketers, UX/UI designers, web developers, and e-commerce businesses looking to gain detailed insights into user interactions and improve their website's user experience.
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CodePen and Inspectlet. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Codepen is a social network for developers to show off their work, ask and answer questions, and exchange ideas. It's like a Reddit for coding and design, with a large community of talented web developers.
Codepen is a social development environment that allows developers to showcase their work and experiment with HTML, CSS, and JavaScript in a collaborative space. Codepen’s focus on visual and interactive development...
Codepen is a social development environment for front-end designers and developers. Build and deploy a website, show off your work, build test cases to learn.
Inspectlet has an advantage in 3 categories: A/B testing, form analytics, and error logging. It also offers more recorded sessions compared to Hotjar’s price plans. However, Inspectlet stores data for much shorter...
Inspectlet reviews are the best option to understand whether the option is suitable. So, we have gathered several Inspectlet reviews from real customers.
InspectLet (Free Plan) - A sessions recording service that will capture visitors activity to let you understand how people interact with your website. Free plan is limited to 1,000 sessions per month.
Recommendations tracked on public social media and blogs since March 2021.


> I vividly remember IE and many hacks to have css elements properly working in it… The common advice now is to only use CSS that is supported in the last two major versions of each major browser. You can check any css property's support... - Source: Hacker News / about 1 month ago
Thank you, heartfelt... For sharing an artwork, a miracle! Just in case, have you considered publishing the work at platforms as CodePen, where genius Artists/People express their art, too, as you?: // https://codepen.io/. - Source: Hacker News / 2 months ago
Embed on DEV: If you prefer CodePen embed, create a Pen with that HTML and add to the post as: {% codepen https://codepen.io//pen/ %}. - Source: dev.to / 11 months ago
Tracking Inspectlet since Mar 2021.
When comparing CodePen and Inspectlet, you can also consider the following products.

Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.
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The #1 Leader in Heatmaps, Recordings, Surveys & More. Sign up for a 15-day free trial and start learning from real user behavior today!
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Qualitative analytics for websites and mobile apps Start understanding the 'whys' of your users' behaviors with clear, visual insights. With session recordings and event tracking, you get the complete picture.
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Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
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Meet FullStory, the app that captures all your customer experience data in one powerful platform.
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