When comparing JDownloader 2 vs Leech, the Slant community recommends JDownloader 2 for most people. In the question“What is the best download manager for Mac OSX?” JDownloader 2 is ranked 3rd while Leech is ranked 9th. The most important reason people chose JDownloader 2 is:
Jdownloader can crawl all links and find downloadable content based on those links, very helpful to download entire website content, video playlist, or hidden content too.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Click and Load
Jdownloader can crawl all links and find downloadable content based on those links, very helpful to download entire website content, video playlist, or hidden content too.
Pro Advanced packaging system
You can pack files into packages for better file management.
Pro Open-source
There is no limitation.
Pro Supports multiple parallel streams
It means you can download any stream source such as youtube or similar video site with options to choose its quality and filetype.
Pro Captcha recognition
You can input captcha on some free file hosting sites directly on Jdownloader.
Pro Auto-extracts archives
No need to manually extract your downloaded archives, while Jdownloader can automatically extract them for you.
Pro Auto-saves to configured folder
Automatically save files with certain filenames to certain preconfigured folders.
Pro Batch import links
Helps to batch download files.
Pro Cross-platform
Because JDownloader runs on Java, any platform that can run Java, can run JDownloader.
Pro Can download from a Plain Text file
Must be in *.txt format/extension.
Pro Unobtrusive
Option to download in the Leech download client in the background without losing focus on your browser and to automatically quit Leech when all downloads complete.
Cons
Con Regular installation tries to install Adware along with program
Oughta look for the ad-ware free installer. Dubious.
Con Not safe
It seems like VirusTotal has detected something with a scan. : https://www.virustotal.com/es-ar/file/c3467621d7f2479bac6fba7afae7b32bc5f3b25f61c562543ab498cdd9c5e33c/analysis/1550301403/ .
Con Apparently not fully open source
Con ULTRA extreme file fragmentation
There is no file size allocation protocol to prevent file fragmentation. And declared that there is no plan to fix it.
Con Has ads
Which is on by default but can be disabled in advanced setting.
Con Captcha solving requires Browser extension which spies on you
Con Resource intensive
It is a Java application so you will always having the JavaVM(Java virtual machine) running alongside.
Con Not free
Con Doesn't work with Google Chrome
Leech only works with Safari and Firefox (possibly similar browsers) with the FlashGot addon properly configured. Some other download managers have extensions that work with all the popular web browsers. Leech only has one extension for Safari.
