
LeetCode
Codility
CodeSignal
iMocha
HackerEarth
Codewars
TestGorilla
HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.

DaisyDisk
GrandPerspective
SpaceSniffer
WinDirStat
TreeSize
OmniDiskSweeper
Baobab
Disk Inventory X is an open source disk space analyzer and disk management tool for the Mac OS X operating systems that allow the OS X users to check for the availability of free space in their machines.

Which is more popular?
Based on our record, HackerRank should be more popular than Disk Inventory X. It has been mentioned 67 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | hackerrank.com | derlien.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
HackerRank is recommended for students, individual learners, and job seekers looking to improve their coding skills, as well as for companies seeking an efficient way to evaluate candidates' technical abilities during the hiring process.
No analysis of Disk Inventory X yet.
Walkthroughs and reviews on video.
Is HackerRank A Good Idea?
More videos
HOW TO GET THE MOST OUT OF YOUR MAC USING Disk Inventory X
More videos
How often each product is chosen within a category, 0–100% relative to the other.


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


What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship...
HackerRank’s challenges cover a wide range of topics and difficulty levels, allowing developers to enhance their problem-solving skills and learn new algorithms and data structures. The competitive nature of...
HackerRank offers a wide array of challenges across various domains such as algorithms, mathematics, SQL, and functional programming. Its interface is user-friendly, and the platform provides detailed feedback on...
Disk Inventory X is indeed a disk Cleanup tool for Mac OS. It displays directory quantities in a specific systematic manner named "treemaps." If you already asked if certain sufficient storage capacity is lost, Disk...
In this article, we will give you alternatives to Disk Inventory X if you are looking for some as well as our most recommended Mac cleaner. But first, let us discuss what Disk Inventory X is in the next section.
Disk Inventory X is a utility for disk usage that was developed specifically for users of Mac who want to know where their disk’s space has gone. It helps users identify the files and folders occupying large portions...
Recommendations tracked on public social media and blogs since March 2021.


This way, you transfer what you already know (problem-solving) but only change the syntax. Platforms like Hackerrank are also great to solve the same problem in different languages and learn from other people’s solutions. - Source: dev.to / about 1 year ago
Firstly, solve some common data structure problems with it. Implement some data structures like arrays, linked lists, stacks, queues, etc. You can check common problems on LeetCode, Hackerank or some other resources. - Source: dev.to / over 2 years ago
I don't have a consecutive internet connection and I can't keep up learning process so I started practicing in hackerrank.com I have started some challenges in python and c++ there. Thus I have no internet connection so I cannot practice... Source: almost 3 years ago
I end up using https://derlien.com/ "Disk Inventory X" regularly to find stuff to clean up. - Source: Hacker News / 8 months ago
Try this, Disk Inventory X: http://derlien.com/. Source: almost 4 years ago
For checking which files are large (like windirstat) I'd recommend Disk Inventory X: https://derlien.com/. Source: about 4 years ago
When comparing HackerRank and Disk Inventory X, you can also consider the following products.

Practice and level up your development skills and prepare for technical interviews.
Compare LeetCode to HackerRank or Disk Inventory X:

DaisyDisk is a disk analyzer tool for OS X that visualizes hard disk usage and allows to free up hard disk space.
Compare DaisyDisk to HackerRank or Disk Inventory X:

Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
Compare Codility to HackerRank or Disk Inventory X:

GrandPerspective is a small utility application for Mac that graphically shows the disk usage...
Compare GrandPerspective to HackerRank or Disk Inventory X:

CodeSignal is the leading assessment platform for technical hiring.
Compare CodeSignal to HackerRank or Disk Inventory X:

SpaceSniffer is a freeWare (donations are welcome) and portable tool application that lets you understand how folders and files are structured on your disks.
Compare SpaceSniffer to HackerRank or Disk Inventory X: