
Smaller
Hyperping
Website Grader
PageSpeed Ninja
Progressive Tooling
Simple Analytics
SpeedCurve
Treo is the page speed monitoring tool that helps your customers from obtaining a faster web experience.

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

Which is more popular?
Based on our record, CodePen seems to be a lot more popular than Treo. While we know about 513 links to CodePen, we've tracked only 2 mentions of Treo.
Website, pricing, platforms and company facts side by side.
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| Website | treo.sh | codepen.io |
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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.


No analysis of Treo yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Mahindra Treo Electric Autorickshaw Test Drive Review (Hindi + English)
More videos
What Is Codepen?
More videos
How often each product is chosen within a category, 0–100% relative to the other.


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


We have no reviews of Treo yet. Be the first one to post
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.
Recommendations tracked on public social media and blogs since March 2021.


Nice tool - but you need this URL > https://treo.sh/ (the www didn't resolve for me). Source: about 4 years ago
You may view INP data using PageSpeed Insights or Treo; however, these still rely on the CrUX dataset. - Source: dev.to / over 4 years ago
> 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
When comparing Treo and CodePen, you can also consider the following products.


Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.
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Cheap uptime and performance monitoring with detailed reporting and flexible alerting
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Grade your website's strengths and weaknesses in seconds.
Compare Website Grader to Treo or CodePen:

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.
Compare GitHub to Treo or CodePen: