
HackerRank
Project Euler
Codewars
Exercism
CodeForces
interviewing.io
Coderbyte
Practice and level up your development skills and prepare for technical interviews.

Choosy
Browser Tamer
Hurl - Choose a Browser
Burly.click
LinkSheet
Folge
Finicky
macOS native application for smart link handling

Which is more popular?
Based on our record, LeetCode seems to be a lot more popular than OpenIn. While we know about 544 links to LeetCode, we've tracked only 10 mentions of OpenIn.
Website, pricing, platforms and company facts side by side.
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| Website | leetcode.com | loshadki.app |
| 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 OpenIn 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 LeetCode and OpenIn. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


LeetCode is a renowned online platform offering a compendium of coding challenges that enable software developers to sharpen their programming prowess, facilitating their preparation for technical interviews. This...
What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship...
In the quest for coding excellence, developers often seek platforms that not only challenge their skills but also make the learning process engaging and fun. While Leetcode has been a staple in the coding community...
We have no reviews of OpenIn yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


General Coding Assessment (GCA): the harder of the two, but manageable with preparation. It's done on CodeSignal, either in person or online. To prepare, practice DSA questions on competitive programming sites like LeetCode, Codewars,... - Source: dev.to / about 1 month ago
Category Tool URL How I used it General AI assistant ChatGPT Https://chatgpt.com Breaking down concepts, simulating interviewers, reviewing answers AI writing / reasoning Claude Https://claude.ai Refining behavioral stories and... - Source: dev.to / 4 months ago
Plain BST. Fine when input is random or the problem doesn't require worst-case guarantees. Tree problems on LeetCode typically assume balanced input and don't ask you to maintain balance yourself. - Source: dev.to / 4 months ago
I do. Macos applications. Generating between 1,000-2,000 USD monthly (so variable because no subscriptions). Obviously this is still a hobby that I am trying to make more sustainable. But this is where I am right now after 3-4 years in... - Source: Hacker News / over 1 year ago
Mac/iOS apps https://loshadki.app Stable between 1000-1500 monthly, depends on the month. - Source: Hacker News / almost 2 years ago
7 years ago I started a site project for forwarding logs and metrics from k8s, docker, openshift in Splunk. It is enterprise offering, and I started making money pretty quick. After 6 months I already made 40k, and quit my employer.... - Source: Hacker News / over 3 years ago
When comparing LeetCode and OpenIn, you can also consider the following products.

HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Compare HackerRank to LeetCode or OpenIn:

Choosy opens links in different browsers as specified, according to rules, set by the user.
Compare Choosy to LeetCode or OpenIn:

Project Euler is a series of challenging mathematical/computer programming problems that will...
Compare Project Euler to LeetCode or OpenIn:

Makes correct URLs open in browsers you want instead of the system defaults.
Compare Browser Tamer to LeetCode or OpenIn:


A windows utility that lets you choose the browser on the click of a link
Compare Hurl - Choose a Browser to LeetCode or OpenIn: