
HackerRank
LeetCode
CodeForces
AlgoExpert.io
Coderbyte
Codewars
Interview Cake
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.

The Pudding
Linear
Our World In Data
Atlassian JIRA
Pivotal Tracker
Triage & Timeline by Linear
ZenHub
Sifter is designed to be a simple bug and issue tracker for small teams and works especially great for teams with non-technical folks involved.

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 | sifterapp.com |
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| Company | 2009 | — |
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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....
No description of Sifter yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
In depth analysis of leetcode, codechef and codeforces | LEETCODE VS CODECHEF VS CODEFORCES IN HINDI
More videos
Natizo Stainless Steel Flour Sifter Review
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Codechef and Sifter. 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...
Sifter is a bug-tracking tool geared towards (smaller) teams that are less tech savvy. Similar to FogBugz, users can sort issues based on different milestones within the project. Although screenshots cannot be made...
Sifter is built mainly for non-technical teams to identify bug presence in a website instantly. Every issue can be logged into sifter using a form or email message and then speed up the web development process...
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 Sifter since Mar 2021.
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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 web publication showcasing empirical research and data
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