
LeetCode
Codechef
AlgoExpert.io
Project Euler
Coderbyte
Interview Cake
interviewing.io
Programming competitions and contests, programming community.

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, CodeForces seems to be more popular. It has been mentioned 82 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | codeforces.com | sifterapp.com |
| Pricing | — | |
| 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 Sifter yet.
Walkthroughs and reviews on video.
How to Start Competitive Programming on Codeforces? Virtual Contest? Div1? Div2? Div3? Rating Logic
More videos
Natizo Stainless Steel Flour Sifter Review
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CodeForces 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.


Codeforces is a competitive programming platform that hosts coding contests and provides a platform for programmers to showcase their skills. It offers a wide range of programming challenges and problem-solving...
CodeForces is a collaborative platform where coders can participate in “rounds” where a time limit is set and points are distributed to the participants. CodeForces also has contests, problem sets as well as groups...
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.


Your preparation should not be random. Platforms like LeetCode, Codeforces, and GeeksforGeeks are tools—but what matters is how you use them. - Source: dev.to / 5 months ago
Most people who do competitive programming have moved to: . - Source: Hacker News / 9 months ago
At first, the problems on platforms like Codeforces felt overwhelming. But after a few rounds, I realized something important:. - Source: dev.to / about 1 year ago
Tracking Sifter since Mar 2021.
When comparing CodeForces and Sifter, you can also consider the following products.

Practice and level up your development skills and prepare for technical interviews.
Compare LeetCode to CodeForces or Sifter:


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.
Compare Codechef to CodeForces or Sifter:


A better way to prep for tech interviews
Compare AlgoExpert.io to CodeForces or Sifter:

A web publication showcasing empirical research and data
Compare Our World In Data to CodeForces or Sifter: