
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.

Wallpaper Engine
Wallper
Backdrop
Lively Wallpaper
Wallspace.app
ScreenPlay
iWallpapers HD
Walyro is a video wallpaper app for Mac. Set your own clips as live wallpapers, with per-display control, offline playlists, and menu bar controls.

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 | hackerrank.com | walyro.com |
| Pricing | — | |
| Platforms | — | |
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of HackerRank yet.
Walyro is a live wallpaper app for Mac. Instead of pulling from an online gallery, it turns your own videos into animated desktop wallpapers and keeps everything on your device. Drop in an MP4 or MOV and it plays as your background, up to 4K. You can preview a clip on each display before applying...
What each product offers, as listed by its team.


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 Walyro yet.
Walkthroughs and reviews on video.
Is HackerRank A Good Idea?
More videos
Walyro: Live Video Wallpapers for Mac
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing HackerRank and Walyro.
Walyro's answer:
Most Mac wallpaper apps hand you a gallery to browse. Walyro starts from your own footage instead. You point it at your MP4 or MOV clips and it plays them as live wallpapers up to 4K, with a different one on each display. The whole library stays on your Mac, with no online catalog, no account, and no tracking. It's a native Swift and SwiftUI app, so it pauses on fullscreen and eases off on battery to stay light on the CPU.
Walyro's answer:
Choose Walyro if you want your own videos on your desktop rather than a prebuilt gallery, and if you'd rather keep everything on your Mac. Nothing uploads, there's no account, and there's no subscription: you download it free and pay once to unlock the full app. It still covers what the others are known for, per-display wallpapers, up to 4K, and playlists that rotate on their own, while staying native and light on the CPU. If what you want is a large online catalog of ready-made wallpapers, a gallery-first app may suit you better. Walyro is for people who want to use their own clips.
Walyro's answer:
Mac users who want their desktop to feel personal and who care about keeping files on their own machine. That includes people coming from Wallpaper Engine on Windows who want a native Mac option, multi-monitor setups that want a different scene on each screen, and anyone with their own clips (footage they shot, renders, or edits) who would rather use those than pick from a stock library. The common thread is wanting control over the wallpaper without sending anything to the cloud.
Walyro's answer:
I wanted my own videos living on my desktop without uploading them to someone's cloud or making yet another account. The Mac apps I tried were built around their own galleries, and Wallpaper Engine, the app people always point to, doesn't run on Mac at all. So I built the one I wanted: point it at your own clips, keep the whole library on the device, and make it feel native instead of a web wrapper. That starting point shaped the rest, from previewing each display before you apply a wallpaper to pausing playback the moment you go fullscreen or switch to battery.
Walyro's answer:
Walyro is a fully native macOS app, with no Electron or other cross-platform runtime. It's written in Swift with SwiftUI and AppKit for the interface, Combine for state, and AVFoundation and AVKit for video playback. In-app purchases use StoreKit 2, and launch-at-login uses ServiceManagement.
Walyro's answer:
Walyro is a consumer app used by individual Mac users, so there are no named business customers to list.
Share your experience with using HackerRank and Walyro. 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...
We have no reviews of Walyro yet. Be the first one to post
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
Tracking Walyro since Aug 2026.
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