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The most fun way to learn to code.

Which is more popular?
Based on our record, Levels.fyi seems to be a lot more popular than Codédex. While we know about 2290 links to Levels.fyi, we've tracked only 5 mentions of Codédex.
Website, pricing, platforms and company facts side by side.
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| Website | levels.fyi | codedex.io |
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What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
No analysis of Codédex yet.
Walkthroughs and reviews on video.
How to Negotiate Your Tech Salary Simulation ft. Levels.fyi
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Levels.fyi and Codédex. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I was talking with a great-sounding few-person early startup (nice people, non-evil business, interesting work, etc.), and they wanted me to fill a highly-skilled role... in-office in a VHCOLA, for $110K and "0.5%" in usual option... - Source: Hacker News / 10 months ago
Here’s some resources: - https://levels.fyi - Reddit.com/r/cscareerquestions - Leetcode.com $200k is quite achievable both remote, IF you have experience. If you are brand new to the industry things have shifted and new grads are having... - Source: Hacker News / about 2 years ago
Nvidia is obviously an exception. That’s like saying working at startups will lead to higher monetary rewards because “look at early Facebook employees”, whereas your expected pay after 4 years at a startup is almost always lower than if... - Source: Hacker News / over 2 years ago
I'm a new coder too. What helps me is finding a good place to learn the most basic principles and having 2-5 things I want to do. I started with codedex.io , learning Python and HTML and then took their courses and moved on looking for... Source: over 3 years ago
I think you should focus on HTML, CSS, and JS, starting with HTML. I just started HTML on a website called codedex.io. Pretty cool so far but I feel like I'm getting into a brand new thing haha. Source: over 3 years ago
I've been learning Python on a website called codedex.io for about 6 months. It's been great for me so far. I just started on Classes and Objects. Give them a try, you might like them. Source: over 3 years ago
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