Is Freesound Safe for Commercial Use? A Producer's Guide

First, is Freesound legit? Yes.

Let's clear this up right away: Freesound is a genuine, trustworthy site. It is not a sketchy free-download site that re-uploads other people's work. It was started in 2005 by the Music Technology Group at Universitat Pompeu Fabra, a university in Barcelona, and it has grown into one of the biggest collaborative sound libraries on the internet, with well over 500,000 sounds and millions of registered users.

Everything on Freesound is uploaded by its community of creators, who choose a license when they post a sound. That community model is exactly why it is so useful, and also exactly why you have to pay attention. The site is honest about its licenses. It is just that the license is decided per sound, not per site, so “is Freesound safe?” has no single yes-or-no answer. It depends entirely on which sound you grabbed.

The real issue: the license changes for every sound

This is the single most important thing to understand. Freesound does not have one blanket license. Each individual sound carries its own license, chosen by the person who uploaded it. So two sounds sitting right next to each other in your search results can have completely different rules.

Freesound currently uses three main Creative Commons licenses, plus one older retired license you'll still see on some sounds. Only two of them are safe for commercial work, and one of those two requires you to give credit. If you treat the whole site as “free for anything,” you will eventually grab a sound you're not allowed to sell, which is the exact risk that makes producers nervous.

The Freesound licenses, explained in plain English

Here is the current set of licenses you'll run into on Freesound and what each one means for commercial music. (“Commercial” means anything you make money from, or that's tied to a business: a track you sell or stream for royalties, a beat you license out, a paid YouTube video, a client project, an ad.)

• CC0 (Creative Commons Zero, also called Public Domain): The freest option. You can use the sound for anything, including commercial work, and you do NOT have to credit anyone. This is the gold standard for producers.
• CC-BY (Attribution): You CAN use it commercially, but you MUST give credit to the original creator in the way the license requires. Forget the credit and you're technically breaking the license.
• CC-BY-NC (Attribution NonCommercial): You must give credit AND you canNOT use it for commercial purposes. This one is off-limits for any paid or monetized release. This is the license that catches people out.
• Sampling+ (retired legacy license): An older license Creative Commons no longer offers. You'll still see it on some old sounds. It restricts commercial advertising use and is generally treated as not safe for commercial work. If you see it, it's safest to skip the sound.

A note on license versions (3.0 vs 4.0)

You may notice some sounds say CC-BY 3.0 and others say CC-BY 4.0. In 2022 Freesound let creators upgrade their older 3.0 licenses to the newer 4.0 versions, which are clearer and work better internationally. For your purposes the practical rules are the same: BY still means you must credit, and NC still means no commercial use. The version number doesn't change whether you can sell your track, so don't get hung up on it. Just read whether it says BY, NC, or zero.

How to check a sound’s license before you use it

Checking is quick once you know where to look. Do this for every single sound, every time, before it goes anywhere near a release.

• Open the sound's own page on Freesound (the page for that specific sound, not the search results list).
• Look just below the Download button. It states the license, for example “This work is licensed under the Attribution License.” You can click that text to read the full license terms.
• If it says CC0 / Zero, you're free and clear, no credit needed. If it says Attribution (BY), you can use it commercially but you must credit. If it says Noncommercial (NC) or Sampling+, do not use it in paid or monetized work.
• Also read the uploader's written description. Some creators add notes (we cover why that matters next).

The gotchas that trip producers up

Even careful people slip on these. Watch for them:

• Grabbing an NC sound by accident. CC-BY-NC sounds sit right alongside commercial-friendly ones in search. One unnoticed NC sample in a track you sell can make that whole release a license problem. Filter or double-check the license, don't eyeball it.
• Forgetting attribution on a CC-BY sound. “I can use it commercially” and “I owe nothing” are not the same thing. CC-BY requires proper credit (typically the sound name, the uploader's username, a link to the sound, and the license). Skip it and you've broken the terms even though the license was commercial-friendly.
• Stacking up attribution debt. If your track uses ten CC-BY samples from ten different uploaders, you owe ten separate credits, correctly formatted, everywhere that track appears. That bookkeeping adds up fast across a catalog.
• “CC0 but please credit me” notes. Occasionally an uploader marks a sound CC0 but writes “please credit me anyway” in the description. The license still legally controls, so CC0 means no credit is required, but it shows why reading each sound's page matters and how easy it is to get confused.
• Processed or derivative versions. If a sound is built from another licensed sound, the original terms can carry through. With community uploads, the cleanest sounds for commercial use are the ones clearly marked CC0.

So, should you use Freesound commercially?

Freesound is a great resource and absolutely usable in commercial music, as long as you stick to CC0 sounds (or CC-BY sounds with correct, complete attribution) and steer clear of anything marked NC or Sampling+. The site is honest and the information is all there. The work is the part that’s on you: opening every sound’s page, reading its license, tracking which credits you owe, and keeping that straight across every track and every platform you release on.

For one-off sounds that's very manageable. The friction shows up at scale, when you're pulling dozens of samples across a whole project or catalog and a single missed NC tag or forgotten credit becomes a real headache. That's the exact problem the pre-cleared route is built to remove.

Freesound license types and what they mean for commercial music

Frequently asked questions

Key takeaways

• Freesound is a legitimate, respected free sound library run by a university research group in Barcelona since 2005.
• There is no single Freesound license, every sound has its own Creative Commons license chosen by the uploader.
• Safe for commercial use: CC0 (no credit needed) and CC-BY (credit required). NOT safe: CC-BY-NC and the retired Sampling+.
• Check each sound's license on its own page, just below the Download button, before you use it anywhere.
• The two biggest mistakes are grabbing a non-commercial (NC) sound by accident and forgetting attribution on a CC-BY sound.
• The license-checking and credit-tracking burden is entirely on you, and it adds up fast across a full catalog.