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

6th Mind
Calm
Calmive
Low Tide Calm App
Pixizen
Headspace
Calmer
Discover the ultimate All-in-One Wellbeing App designed to provide relief for ADHD, anxiety, and trauma. Harness the power of yoga and meditation to enhance your mental health and overall well-being.

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 | heywellness.com |
| Pricing | — | |
| Platforms | — | |
| Company | — | Startup from the United Kingdom · 2024 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of CodePen yet.
HeyZen, developed by HeyWellness, is a mental wellness app focused on addressing ADHD, anxiety, and the impact of childhood trauma. Launched in April 2024, this app offers a holistic approach to well-being through 21-day guided plans that blend yoga, meditation, and mindfulness practices. Its...
What each product offers, as listed by its team.


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
Walkthroughs and reviews on video.
What Is Codepen?
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing CodePen and HeyZen.
HeyZen's answer:
HeyZen integrates calming audio techniques, gamified behavioral therapy, and mindfulness exercises within a mobile-first design, accessible on iOS.
HeyZen's answer:
HeyZen offers a specialized approach to managing ADHD and anxiety using science-backed methods, including soothing sounds, mindfulness tools, and engaging exercises designed for neurodivergent individuals.
HeyZen's answer:
Unlike other wellness apps, HeyZen focuses specifically on ADHD and anxiety, providing personalized and targeted techniques for emotional regulation, combining behavioral therapy tools and stress-relief practices.
HeyZen's answer:
The app targets individuals with ADHD, anxiety, and those seeking tools for mental health management, especially young adults and neurodivergent users.
HeyZen's answer:
HeyWellness developed HeyZen to address the growing mental health challenges of ADHD and anxiety. The goal is to offer accessible, tech-enabled therapy tools that empower users to cope with emotional challenges effectively.
HeyZen's answer:
Individuals with ADHD and anxiety, mental health advocates, users seeking non-medical emotional regulation tools
Share your experience with using CodePen and HeyZen. 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.
We have no reviews of HeyZen yet. Be the first one to post
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 / 2 months 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 / 3 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 / 12 months ago
Tracking HeyZen since Oct 2024.
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