
Scrimba
Data Protocol
GoIT LMS
Codelita
Codecademy
CodeCrafters
Divize
The most fun way to learn to code.

SudokuPrintable.me
PuzzleBuilder
MazeDIY
PuzzleTide
Sudokly
Puzzel
Puzzio.io
Free printable puzzles to download and print in minutes. Compare the difficulty levels, take the PDF packs you want, and print — answer keys included, no signup.
Which is more popular?
Based on our record, Codédex seems to be more popular. It has been mentioned 5 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | codedex.io | puzzku.com |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


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


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: almost 4 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: almost 4 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: almost 4 years ago
Tracking Puzzku since Aug 2026.
When comparing Codédex and Puzzku, you can also consider the following products.


Use our free Sudoku Printable Generator to create printable Sudoku PDF puzzles with answers, multiple grid sizes, and instant print-ready downloads.
Compare SudokuPrintable.me to Codédex or Puzzku:


Create personalized printable and online puzzle games for any occasion — weddings, birthdays, bridal showers, baby showers, classroom activities, and corporate events. Crossword, word search, bingo, sudoku, and more.
Compare PuzzleBuilder to Codédex or Puzzku:
Empowering emerging markets with high-quality tech education
Compare GoIT LMS to Codédex or Puzzku:
Free picture maze generator — turn any image into a printable, playable maze in seconds.
Compare MazeDIY to Codédex or Puzzku: