8 Best Free Online MP3 Editor Websites

Here is a list of the best free online MP3 editor websites. MP3 is one of the most popular audio file formats. It is widely adapted and supported in the majority of devices. However, when it comes to editing the MP3 file, you might have to search and discover a tool that can fulfill your needs. There are fully-fledged audio editors that come with an overwhelming amount of options and features. Then there are mobile apps that mostly offer the bare minimum features. Currently, web apps or websites are somewhere in between fully-fledged professional audio editors and bare minimum apps.

This post covers 8 free websites where you can add MP3 online. Most of these website support all popular audio file formats covering MP3, M4a, AVI, WAV, FLAC, etc. You can simply add your audio to the tool or import it from the cloud. Each of these websites shows the waveform of the audio on the screen. They load an audio timeline where you can perform operations like cut, copy, paste, overlap, duplicate, mute, etc. Along with that, you get various audio effects that you can apply to segments or the entire audio file. This includes silence, normalize, speed, pitch, fading, and more. Different websites offer different export options for the final audio. But you do get an MP3 download in all of them. With that said, you can get through the post and check them out in detail.

My Favorite Online MP3 Editor

TwistedWave.com is my favorite website on this list to edit MP3 online. This website offers a featured-packed audio editor with all the basic features to edit and manipulate audio. You can add various effects to the desired segment of the audio. On top of that, you can change sample rate, invert polarity, remove DC offset, change pitch, EQ, and more.

You can check out other lists of the best free online MP3 Tag Editor Websites, Websites to Extract Audio From Video Online, and Software To Bulk Extract Audio From Multiple Videos For Windows.

TwistedWave.com

TwistedWave is a free online MP3 editor. It is an audio editor in a browser. This is a simple-to-use editor where you can add your audio file and start editing. You can create an account if you like or use the editor anonymously without signing in. Do note that it is limited to 5 minutes of audio in the free plan. The editor takes local audio uploads as well as can import audio from Google Drive and SoundCloud. You can add your audio by any means feasible. The editor opens up in a pop-up window so make sure you allow the pop-ups from this website in your browser. The editor merges and loads the audio in the mono channel only. You can enable stereo channels with a paid plan. Once the audio is loaded, the editor shows you the waveform on the screen. You can use the mouse to select any segment of the video and with keyboard shortcuts, you can easily cut, copy, and paste. You can also add silence anywhere and remove silence. On top of that, there is a collection of effects that you can apply to your audio including a Graphic EQ. With all that, you can edit the audio file. In the end, you can simply export the final audio in your choice of audio file format. While doing so, you can set bitrate, encoding quality, variable bitrate, and joint stereo. With that, you can download the audio file. Apart from that, you can also get options to export the final audio file directly to SoundCloud and Google Drive.

Highlights:

• Input: Local audio file upload, import from SoundCloud, and import from Google Drive.
• Edit Features: Easy Selection, Cut, Copy, Paste, Overlap, Normalize, Amplify, Fade in, Fade Out, Loop, Crossfade, Insert Silence, Invert Polarity, Reverse, Remove DC Offset, Change Pitch & Speed, Convert Sample Rate, Graphical EQ, etc.
• Additional Features: Record audio, VST Effects, Add/Remove Markers, Audio File Analysis, Metadata Editor, etc.
• Output: Export to any audio format, Send to SoundCloud and Send to Google Drive.
• Limitations: Edit mono files up to 5 minutes in length.

AmpedStudio.com

AmpedStudio is another free online MP3 editor. It is a complete audio studio that you can use on the go. The online app runs in the browser and comes with an abundance of audio editing and mixing features focusing on music production. In fact, it also has a built-in sound library that you can use. Coming to the editor, it has some learning curve to it. You can add multiple tracks simultaneously. To edit MP3 audio, you can add a track and then import the MP3 audio file to that track. Then simply double-click on the waveform of the track to open the audio editor. In the editor, you can pick a tool from the top and then simply drag the cursor on the waveform to edit. You can cut, copy, paste, and overlap audio segments. Along with that, you also get a MIDI editor where you can create/edit MIDI sequences. With that, you can edit your MP3 audio and then export it. You can export in MP3 or WAV file format with options to adjust the bitrate and audio channels.

Highlights:

• Input: Local upload, Project import, and import from AmpedStudio account.
• Edit Features: Easy Selection, Cut, Copy, Paste, Overlap, Change Tempo, Change Bitrate, etc.
• Additional Features: Record Audio, Independent Stereo Channels editing, Multi-track editing, Built-in Sound Library, Edit/Add Chords, MIDI Recording, Automation, Metronome, Automation Recording, Beatbox detection, Export Stereo/Mono Channels, and much more.
• Output: Export to WAV/MP3 and Export Project.
• Limitations: Limited audio editing features but an abundance of music creation features.

Audiomass.co

Audiomass.co is a free online MP3 editor program in the cloud. It is a powerful audio editor that is capable of editing both (left and right) audio channels individually as well as together. To do that, you can simply upload your audio file or import audio from a URL. The editor loads the waveform of both channels. From there, you can simply select both channels together to perform cut, copy, and paste operations. You can also disable one channel and then edit the other channel individually. With that, you can edit your MP3 audio file online. In the end, you can export the final output in MP3 or WAV file format. You also get an option to save the draft locally and import it back for editing later.

Highlights:

• Input: Local upload and import from URL.
• Edit Features: Easy Selection, Cut, Copy, Paste, Insert Silence, Remove Silence, Fade, Gain, Normalize, Distortion, Reverb, Delay, Speed Change, Reverse, Invert, etc.
• Additional Features: Record Audio, Independent Stereo Channels editing, Paragraphic EQ, Graphic EQ, Hard Limiter, Frequency Analyzer, Spectrum Analyzer, Tempo Tools, ID3 Tags, Export Stereo/Mono Channels, and much more.
• Output: Export to WAV/MP3, export selection, or the entire file.

Audiotoolset.com

Audiotoolset is another free website to edit MP3s online. This website basically portals you to Audiomass. It is exactly the same editor that you get on the Audiomass website. You can add your MP3 file there and use the same features to edit the audio. You can select, cut, copy, paste, add silence, apply fading effects, gain, etc. It supports stereo audio channels. You can edit both audio channels individually as well as together. In the end, you can export the final audio to MP3 or WAV file format.

Highlights:

• Input: Local upload and import from URL.
• Edit Features: Easy Selection, Cut, Copy, Paste, Insert Silence, Remove Silence, Fade, Gain, Normalize, Distortion, Reverb, Delay, Speed Change, Reverse, Invert, etc.
• Additional Features: Record Audio, Independent Stereo Channels editing, Paragraphic EQ, Graphic EQ, Hard Limiter, Frequency Analyzer, Spectrum Analyzer, Tempo Tools, ID3 Tags, Export Stereo/Mono Channels, and much more.
• Output: Export to WAV/MP3, export selection, or the entire file.

Sodaphonic.com

Sodaphonic is another free online MP3 editor website. This website welcomes you with two options to start the edit. Either, you can upload an audio file to the editor. Or you can record the audio. In either case, it opens the audio waveform and shows both the audio channels on the screen. You can trim the audio, cut, copy, paste, and apply audio effects. It adds the effects to both audio channels simultaneously and you can apply that to a desired section of the audio. On top of that, you can also record audio in between the edit and export the final audio to an MP3 or WAV file. While doing so, you get the option to set the audio quality. If you get a free account, you can also save the audio online to your account and get a link to share it online.

Highlights:

• Input: Upload, import from Google Drive, and import from Dropbox.
• Edit Features: Trim Audio, Cut, Copy, Paste, Fade in, Fade out, Normalize, Silence, Bleep, Reverse, Change Speed, etc.
• Additional Features: Equilizer.
• Output: Export to MP3 or WAV format, Save Online, and Share Link.
• Limitations: Limited editing features.

MP3Cut.net

MP3Cut.net is a free online MP3 editor website. This website offers various audio editing capabilities as separate tools. It also has this online MP3 cutter that you can use to edit audio files online. When you upload your audio file to this editor, it opens its waveform on the screen. There you can trim the audio and cut out desired segments. Apart from that, you can change audio speed, set pitch, and change volume. All these effects get applied to the entire audio. You can not apply an effect or change to a specific part of the audio file. In the end, you can simply export the final audio file in MP3, M4A, WAV, M4R, or FLAC format.

Highlights:

• Input: Upload an MP3 audio file.
• Edit Features: Trim Audio, Change Speed, Change Volume, Shift Pitch, Fade in, and Fade Out.
• Additional Features: Equilizer.
• Output: Export to MP3, M4A, WAV, M4R, or FLAC format.
• Limitations: Limited editing features and no option to apply effects to a specific segment of the audio.

Kapwing.com

Kapwing offers online audio and video editing tools for free. It has this TRIM AUDIO tool that you can use to edit MP3s online. This tool takes you to the Kapwing editor where you can add your audio files. You can add multiple audio files to the editor and combine them all on the timeline. It shows the audio as a mono channel on the screen. Then you can simply select, trim, split, cut, copy, paste, and delete audio segments. You can also change speed, clean audio, and generate the waveform. In the end, you can export the audio as an MP3 file. It also gives you a link to share the final audio online.

Highlights:

• Input: Local uploads and imports Google Drive.
• Edit Features: Trim Audio, Cut, Copy, Paste, Split, Ripple Delete, Duplicate, Change Speed, Change Volume, Clean Audio, etc.
• Additional Features: Option to generate a waveform of the audio.
• Output: Export to MP3 format and Share Link.
• Limitations: Limited editing features.

Clideo.com

Clideo is another free website that offers a free audio cutter online tool. This tool allows you to add an audio file from local storage, Google Drive, or Dropbox. Then it loads the waveform of the audio file online on the screen. It has a draggable section to select a specific part of the audio file. You can use that to extract a segment or delete a segment. Apart from that, it has options to add fade in and fade out to the audio. That’s all you get here. Once you are done with the edit, you can download the audio to MP3 or export it to your Google Drive or Dropbox account.

Highlights:

• Input: Local upload, import Google Drive, and import from Dropbox.
• Edit Features: Trim audio, Extract/Delete Segments, Fade in, and Fade out.
• Additional Features: Timestamp based jumps.
• Output: Export to MP3, Google Drive, and Dropbox.
• Limitations: Very limited editing features.