
Codewars
Exercism
LeetCode
CodinGame
CodeCombat
HackerRank
Google's Python Class
CheckIO is a web site with a mission: To teach JavaScript and Python coding skills through a game-playing interface. It is designed to teach new skills or improve existing skills through completing challenges.

Dropbox
Nextcloud
FreeFileSync
Google Drive
Mega
Obsidian
Microsoft OneDrive
Syncthing replaces proprietary sync and cloud services with something open, trustworthy and...

Which is more popular?
Based on our record, Syncthing seems to be a lot more popular than CheckIO. While we know about 852 links to Syncthing, we've tracked only 46 mentions of CheckIO.
Website, pricing, platforms and company facts side by side.
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| Website | checkio.org | syncthing.net |
| Pricing | — | |
| Company | — | Startup from Germany |
| Listed in |
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
No analysis of Syncthing yet.
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0–100% relative to the other.


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


CheckiO is a platform with coding games created for different levels of programmers, from beginners to advanced levels. Using fun and engaging methods, you can use coding games to solve challenges in TypeScript and...
CheckIO is available in English and Spanish. The platform was designed by a group of engineers and now has a number of customers all over the globe who may use it to improve their programming speed and abilities by...
Checkio is the most whimsical HackerRank alternative on this list. It’s also focused on two languages: Python and TypeScript. On this site you’ll be thrown into a gamer’s paradise that includes robot mollusks and...
With this tool, you can synchronize files between multiple computers without hassles. Syncthing is not very different from rclone as it also supports command-line functionality. Also, it’s a free and open source...
Recommendations tracked on public social media and blogs since March 2021.


Have you heard of CheckIO (https://checkio.org/)? They have a gameified "Mario world" of coding challenges that are smaller and come with more explanation, tests to guide you through edge cases and provide hints. The challenges start... Source: almost 3 years ago
Cyber isn't gonna be a light switch, where you can flip it and be good. Don't be too hard on yourself. Start with some hands on stuff like https://tryhackme.com or checkio.org. You could look at certs like Security+ or CySA+ for some... Source: about 3 years ago
Much better to get your hands dirty than watching the videos. Try: https://checkio.org/. Source: over 3 years ago
Syncing the database between devices with Syncthing (https://syncthing.net/) is pretty neat too! - Source: Hacker News / 19 days ago
Unlike cloud storage platforms, Syncthing uses a peer-to-peer model where each device holds its own copy of synced folders and exchanges changes directly with trusted peers. There is no central server that owns your data, no subscription... - Source: dev.to / about 2 months ago
Been using this setup for many years and never had any problem at all. I sync between desktop and mobile with Syncthing[0]. And also you can configure Syncthing to do file versioning, and it has many options (Trash Can, Simple, Staggered... - Source: Hacker News / 4 months ago
When comparing CheckIO and Syncthing, you can also consider the following products.



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Practice and level up your development skills and prepare for technical interviews.
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FreeFileSync is a free open source data backup software that helps you synchronize files and folders on Windows, Linux and macOS.
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