Nowadays anyone with a smartphone can do audio recordings and video and generate audiovisual content to share with friends or even for other professional uses. This means having certain skills and having some practical resources such as knowing How to remove background noise from audio.
No matter how much care we put into our recordings, it is almost impossible to avoid human errors, electrical interference, the noise of a car passing nearby, the barking of a dog, the crying of a baby... The world is alive and generates all kinds of sounds. around us. Sometimes it seems like the entire universe is conspiring against us so that we can't get the "perfect shot": clean, noise-free audio.
Luckily, technology puts at our disposal some interesting tools to achieve this. All that we are going to comment on in this post will help us to achieve a correct repair and restoration of any audio. It is not always possible to eliminate this noise completely, although it is possible to find the right balance between reducing the problem and preserving the original audio. It is worth keeping in mind that There is no such thing as a XNUMX% perfect recording.
Types of background noise
All those annoying sounds that negatively affect the quality of our audio and that we usually include in the category of "background noise" are actually a fairly heterogeneous amalgam. Broadly speaking, there are two types of background noise:There are two types of background noise:
- Ambient noise or constant noise. It is characterized by being a kind of hum that, above a certain volume, can cover up and even make the sound of the voices in an audio unintelligible.
- Sudden background noise. They are sounds that appear without warning (the ringing of a mobile phone, a coughing fit, the sound of a horn, etc.) which, depending on the context, can ruin our audio.
Once the problem has been defined, let's move on to the solutions. To remove that annoying background noise from an audio track or podcast, we have different options: program that we can install on our computer, applications to do the same from your smartphone itself and even some interesting online resources.
Programs to eliminate background noise
This is the recommended option for those users who are required to work with audio on a regular basis, such as podcasters. They need reliable software always available on their computers, such as the following:
Audacity
We have already talked about this excellent program on other occasions. Audacity is a magnificent audio editor that also has a very useful function to eliminate background noise, very simple and easy to use. If we plan to work more or less regularly with audio tracks, it is not a bad idea to install it permanently on our computer. Furthermore, it is free software.
Link: Audacity
DeNoise
The great advantage we obtain by using DeNoise To remove background noise from our audios, this software uses artificial intelligence for its purpose. You almost don't have to do anything, since the program itself takes care of everything. And the results are magnificent. But that level of excellence costs money. DeNoise is a paid program that we can download for 80 euros, although it is also possible to try it for a few days for free.
Link: DeNoise
podcast
podcast is a tool with many built-in solutions for podcast creators. These also include the possibility of reducing or eliminating background noise from a podcast. The best of all is that to use this software you do not need to have any technical knowledge, you just have to press the noise reduction option and the program will execute the order.
Link: podcast
Online noise removal tools
In the event that we only have to perform the sound reduction operation on an audio occasionally, it is not necessary to download a program that takes up unnecessary space in our computer's storage. For this, a website where you can execute this task online is more practical. Like for example these:
Lalal.ai
Lalal.ai is an online service through which we achieve easy noise reduction and removal of background music from any audio. To do this, it uses a unique AI algorithm aimed at neutralizing unwanted sounds. The result of this work is the production of tracks with vocals of great clarity. It is a payment option with three different plans that include a certain maximum recording time.
Link: Lalal.ai
Media.io
A very easy to use background noise remover. With Media.io, the process is executed quickly in three simple steps: first the audio file is uploaded by copying and pasting the URL of the audio or video from the browser or dragging it from a folder; then the type of noise to be eliminated is selected; Finally, after a few seconds of work, the clean audio file is downloaded and saved.
Link: Media.io
veed.io
A third online resource worth knowing is veed.io, a website designed for editing videos, but that we can use perfectly to work with audios. And totally free. Its operation is also very simple: upload the audio to the website, click on "clean audio" and download the result. Easier, impossible.
Link: veed.io
Apps to remove background noise
Finally, we are going to mention a practical mobile application to carry out this same task comfortably from our smartphone or tablet. Although there are many other apps that can perform this task, we chose this one due to its high degree of specialization:
Audio Video Noise Reducer
It is one of the best applications to reduce noise in audio files. Audio Video Noise Reducer incorporates technologies deep learning to remove or cancel noise from video or audio. The free version offers a limited time of use per day, in addition to other small restrictions. It doesn't offer additional features, but the one it does work great.
So far all the options that any average user has to clean their audio of annoying sounds and background noises. Choose the one that best suits your tastes and needs and enjoy clear and perfectly audible audio files.