
KanbanMail
Sortd
KanbanFlow
GitKraken Glo Boards
Drag for Gmail
Businessmap.io
Kantree
Turn your Gmail or Office365 inbox to a Visual Task Board.

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

Which is more popular?
Based on our record, HackerRank seems to be more popular. It has been mentioned 67 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | flow-e.com | hackerrank.com |
| Pricing | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


Flow-e is a visualization layer on top of your Gmail or Outlook inbox. It provides an elegant Kanban-like workflow that's combined with the ideas behind Inbox Zero and GTD. Flow-e eliminates the need of external task management tools and transforms your inbox into a central To Do app.
No description of HackerRank yet.
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
Flow-e is highly recommended for professionals and teams who manage a significant amount of email communication and prefer a visual, task-oriented approach to organize their workflow effectively.
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.
Walkthroughs and reviews on video.
Flow-e.com Review
More videos
Is HackerRank A Good Idea?
More videos
How often each product is chosen within a category, 0–100% relative to the other.


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


We have no reviews of Flow-e yet. Be the first one to post
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...
Recommendations tracked on public social media and blogs since March 2021.


Tracking Flow-e since Mar 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
When comparing Flow-e and HackerRank, you can also consider the following products.


Practice and level up your development skills and prepare for technical interviews.
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KanbanFlow is a Lean project management tool allowing real-time collaboration between team members. Supports the Pomodoro technique for time tracking.
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CodeSignal is the leading assessment platform for technical hiring.
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