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AlgoExpert.io
Coderbyte
Codewars
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CodeChef is a not-for-profit educational initiative by Directi, an Indian software company. It is a global programming community that fosters learning and friendly competition, built on top of the world’s largest competitive programming platform.

scrible
Scribble, draw, highlight and annotate anywhere, anytime on your screen.

Which is more popular?
Based on our record, Codechef seems to be more popular. It has been mentioned 7 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | codechef.com | scribbble.app |
| Pricing | — | |
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| Company | 2009 | Startup from India · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


CodeChef is a not-for-profit educational initiative started by Directi more than a decade ago. We started with a dream of seeing an Indian team winning a gold medal at the ACM ICPC World Finals. In its quest for the same, CodeChef has built a self-driven community of the world's best programmers....
Scribbble is a beautiful Mac app to scribble, draw, highlight and annotate directly on your screen. Perfect for teachers, streamers, YouTubers, designers and sales demos.
What each product offers, as listed by its team.


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


No analysis of Codechef yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
In depth analysis of leetcode, codechef and codeforces | LEETCODE VS CODECHEF VS CODEFORCES IN HINDI
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Codechef and Scribbble.app.
Scribbble.app's answer:
Scribbble.app's answer:
Teachers, Content creators and presenters
Scribbble.app's answer:
Because it has most comprehensive toolset. Measure tool, spotlight are tools you won't generally find in other apps - and they really help enhance the whole screen sharing experience.
Share your experience with using Codechef and Scribbble.app. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


CodeChef is a competitive programming platform that offers practice problems, coding contests, and learning resources. It provides coding challenges, practice assistance, and exclusive practice paths to improve coding...
CodeChef is a platform that lets you practice, compete, and learn. You will get access to programs for beginners to experienced programmers. There are more than 3,000 problems available on the platform that vary in...
CodeChef offers coding challenges for free and connects you to the vast community of programmers. Moreover, they even do it all for free! Therefore, CodeChef is considered as one of the best LeetCode alternatives out...
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Recommendations tracked on public social media and blogs since March 2021.


Have you heard of codeforces.com, atcoder.jp, codechef.com, etc? Source: almost 3 years ago
Leetcode is good to learn basic algorithms because problem statements are usually straightforward. Competitive programming has much wider range of problems. Most popular sites for cp are codeforces.com , atcoder.jp, codechef.com . Source: almost 3 years ago
Learn Java with hands-on experience. I personally used codingbat.com a lot, but I've heard good things about codechef.com, which appears to even have a competitive option. Source: over 3 years ago
Tracking Scribbble.app since May 2026.
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scrible lets you highlight and annotate web pages and easily save, share and collaborate on your...
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Practice and level up your development skills and prepare for technical interviews.
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Programming competitions and contests, programming community.
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A better way to prep for tech interviews
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Coderbyte is a place built for anyone to practice and perfect their programming skills.
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