
CodePen
CodeSandbox
replit
Pastebin.com
JS Bin
VS Code
GitHub
Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.

Everfit
My PT Hub
FitSW
FitBudd
WeStrive
eFitnessTracker
EZIA Coach
World's best platform for workout logging and workout plans

Which is more popular?
Based on our record, JSFiddle seems to be a lot more popular than Exercise.com. While we know about 204 links to JSFiddle, we've tracked only 4 mentions of Exercise.com.
Website, pricing, platforms and company facts side by side.
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| Website | jsfiddle.net | exercise.com |
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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
Walkthroughs and reviews on video.
Dashboard JSFiddle Online JavaScript Editor jQuery, Angular, Backbone, Underscore, Knockout, Y
More videos
Exercise.com Review
More videos
How often each product is chosen within a category, 0–100% relative to the other.


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


Test your javascript, CSS, HTML or coffeescript online with jsfiddle code editor. Jsfiddle – code playground.
JSFiddle cannot be used to host code on your server. The code has to be on JSFiddle and is public all the time.
What is missing from JSFiddle is live previews. You have to basically refresh the page by clicking on the play button. And compared to other playgrounds, JSFiddle is probably the slowest. Another slightly frustrating...
If you want a gym membership software that feels truly your own, Exercise.com is hard to beat. Unlike most gym billing software that comes with fixed templates, Exercise.com allows you to build fully custom-branded...
1. GymRoute – the best gym software of 2025 (top pick)2. Exercise.com – the most customisable platform3. Mindbody – best for wellness and hybrid studios4. Glofox – best for boutique fitness studios5. Zen Planner –...
Exercise.com is an all-in-one platform powering the next generation of fitness businesses. It includes everything you need to manage your fitness studio, gym, personal training business, or wellness center through our...
Recommendations tracked on public social media and blogs since March 2021.


Https://jsfiddle.net/ used to be also very popular, I see that it is still available, but haven't used it in a while. Which other alternatives do people use now days? - Source: Hacker News / 2 months ago
Coding is like learning a new language—you must practice by writing code, not just reading about it. Use free online editors like CodePen, JSFiddle, or Replit to experiment. - Source: dev.to / about 1 year ago
As you embark on these projects, take your time to familiarize yourself with HTML tags and CSS properties. Use online tools like CodePen or JSFiddle to experiment with your code and visualize your results. - Source: dev.to / over 1 year ago
If you don't use exercise.com what do you use? Source: about 4 years ago
These are all features that the exercise.com should offer...... But they don't. Source: about 4 years ago
It doesn't seem that severe tbh. They payed quite some cash for him to come work for them at exercise.com, another website they were developing at the time and he dropped out after 9 months to work full-time on Lichess. Some grudges were... Source: over 4 years ago
When comparing JSFiddle and Exercise.com, you can also consider the following products.


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Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages — without spending a second on setup.
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App for personal trainers. FitSW personal training software helps fitness coaches easily build workout & meal plans, track client progress, & more on any device.
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