This variety makes it effortless to find and listen to classical music.
Classic Cat
Browse by composer or instrument.
Don’t need a user account.

Includes a random button.
Few, if any ads.
Downloads are hosted on other sites.

There’s also a list of the Visitor’s Favorites off to the side of every page.
You’re taken to other websites to download the tracks.
Every download, therefore, has a slightly different process to it.

Free Music Archive
Thousands of free downloads.
You need a user account.
To listen to something, use the play button next to the song.

To download the MP3, go for the download button to the right and get in to your account.
A user account lets you add songs to a playlist and play them directly from the online window.
But even without an account, all songs are streamable before you download them.

Pixabay
Thousands of downloads.
No need to get in.
Chosic
Can stream before you download.

No need for a user account.
Shows similar tracks to the one you downloaded.
Ads are present unless you donate.

Search tool and tag selections include more than just classical music.
In over two dozen genres are hundreds of free classical music downloads at Chosic.
Internet Archive
Huge variety of music.
Can download in bulk or individually.
Supports streaming before downloading.
Cluttered, hard-to-use website.
Internet Archive has a vast collection of all types of media, including classical music.
Most of it can be downloaded in the MP3 format, and sometimes OGG and others.
The only downside to using this site is that it’s hard to know where to start your search.
Stream music before downloading.
Lots of free audio files.
Browse by name only.
No longer updated; retained only for historical reference.
The music is organized in a table by composer name.
Either scroll through the pages or sort by the name or year the piece was added to the list.
The bottom of each letter page is where you might access other downloads.
Musopen
Several ways to browse.
Can stream first, before saving.
Must register a user account.
Standard quality audio only.
Limited to five downloads per day.
The site sometimes doesn’t work well.
Musopen has thousands of free classical music downloads from virtually any composer.
It also has a ton of free sheet music available.
It’s easy to find downloads from any composer.
Streaming directly from the site is available for everyone, but a free user account is required for downloads.
Stream Classical Music Radio Stations
Another way to get classical music is through online radio stations.
For example, theAccuRadio Classicalpage lists several relevant radio stations, like Avant Garde Classical and All-American Classical.