When comparing Last.fm vs Radio4000, the Slant community recommends Last.fm for most people. In the question“What are the best music streaming services?” Last.fm is ranked 5th while Radio4000 is ranked 21st. The most important reason people chose Last.fm is:
Last.fm scrobbles music from wide range of devices and music players, not just from official apps such as [Scrobbler for Windows and Mac](www.last.fm/download), [Scrobbler for iOS](https://itunes.apple.com/app/scrobbler-for-ios/id585235199), [Last.fm for Android](https://play.google.com/store/apps/details?id=fm.last.android) and [Last.fm for Spotify](http://open.spotify.com/app/lastfm), but also a wide range of 3rd party Last.fm apps that are available on many platforms, built using the [official Last.fm API](www.last.fm/api) such as [ScrobbleMe for Windows Phone](https://www.microsoft.com/en-us/store/apps/scrobbleme/9nblggh0dg4r), [Simple Last.fm Scrobbler for Android](https://play.google.com/store/apps/details?id=com.adam.aslfms&hl=en), [Last.fm Scrobbler for Chrome](https://chrome.google.com/webstore/detail/lastfm-scrobbler/hhinaapppaileiechjoiifaancjggfjm?hl=en), [FoxyScrobbler for Firefox](https://addons.mozilla.org/en-us/firefox/addon/foxyscrobbler/) and the built-in Last.fm scrobbling in Deezer.
Ranked in these QuestionsQuestion Ranking
Pro Supports a wide range of platforms, music players and browsers
Last.fm scrobbles music from wide range of devices and music players, not just from official apps such as Scrobbler for Windows and Mac, Scrobbler for iOS, Last.fm for Android and Last.fm for Spotify, but also a wide range of 3rd party Last.fm apps that are available on many platforms, built using the official Last.fm API such as ScrobbleMe for Windows Phone, Simple Last.fm Scrobbler for Android, Last.fm Scrobbler for Chrome, FoxyScrobbler for Firefox and the built-in Last.fm scrobbling in Deezer.
Last.fm checks what you listen to the most, they're calling it scrobbling, and streams songs based on that information. It works via your computer, smartphone, iPod and other music services.
Pro Last.fm Tag/Artist radio
Play songs similar to "X" from Youtube.
Pro Calm and anonymous
No notifications, social pressure, branding.
Just explore what people around the world really care about.
Pro Listen to selections from around the world
Everyone can create and share their selection of favorites.
Pro Easy media library management
It is possible to use #hashtags to manage your media library.
In the default presentation mode, medias are organized by month, it gives a sweet overview of a radio.
Pro Free (as in tea and speech)
Free for everyone, no advertising, and free software
Pro Fresh alternative to the traditional and old music software
Music crisis, artists not getting payed, major softwares and labels controlling the ecosystem.
With open alternatives it is possible to redefine interactions between artists, content producers, listeners, and everyone who cares about music, creation, culture, knowledge, societies.
Pro Open ecosystem (free software + API)
You can easily export and manipulate your data.
All the website and software are free to copy, study, look at and share.
It makes it possible to build other cool tools, with your music library data.
Con Lack of compositions
The most popular are there, but forget about something unique.