BLOG › Edit Video & Audio › How to Trim an MP3 File Online
How to Trim an MP3 File Online
Trim an MP3 file Online
By Kendra D. Mitchell |

Let’s be honest; everybody loves good music, especially when it’s a unique ringtone on your smartphone or tablet. With millions of artists releasing entertaining tracks every day, the onus is on you to select one to use as your default ringtone. However, sometimes you might want to remove some unwanted parts of your audio. In that case, I suggest you trim MP3 online. With just a browser and internet connection, you’ll trim MP3 on any device. So, after reading this post, you’ll know how to cut an MP3 online using some excellent trimmer song online apps.
Part 1. Best Recommended Way to Trim MP3 On Desktop/Online
If you ask Google for the best online sound trimmer apps, you’ll probably receive hundreds of options. However, none can come close to Online UniConverter (Originally Media.io) . It’s a clean, beautiful site that is fast to load up and offers plenty of helpful file manipulation tools. On this site, you’ll trim audio by entering the start and end time as well as setting the fade in/out effects. It also offers a unique audio compressor, image converter, video converter, and more. And another thing, this file conversion site is available on any updated browser.
Online UniConverter – Best Audio Trimmer
- Trim MP3 online easily by manually entering the start/end time.
- Edit MP3 audio by compressing and converting to other standard sound formats.
- Edit video files by converting, trimming, rotating, cutting, and more.
- Convert between all popular image formats, including BMP, JPEG, PNG, and TIFF.
- Available on all HTML5 websites such as Google Chrome, Firefox, Edge, and Opera Mini.
Steps to trim audio clip online with Online UniConverter:
Step 1. Upload your audio file
After running the app, click the Add button to upload your MP3 file. Alternatively, drop your audio on the app.
Step 2. Cut audio file
Next, start entering your preferred start and end time for your MP3 audio manually. You can also drag the trimming timeline to cut files easily. If you want, you can also preset the fading effects.
Step 3. Save and download
You can convert audio to MP3 format opening the Save to drop-down list and selecting the MP3 format. After that, click CUT to start trimming your audio file with lossless quality. You can choose to save the trimmed audio on either Dropbox or local drive by clicking DOWNLOAD. It’s that easy!
Part 2. Other 5 Free Online MP3 Cutters
On top of the Online UniConverter, you can also trim MP3 online using other online apps. Like the first option, they are simple and easy to use.
MP3Cutter
MP3Cutter is a beautiful audio cutter that is simple and comfortable to use. It supports editing of all standard audio and video formats, including MP3, MP4, MKV, MOV, OGG, and more. To cut audio, just upload the file and then start playing around with the trimmer timeline. However, MP3 Cutter doesn’t support the trimming of multiple files. Also, the app features some ads.
Pros:
- Simple to use
- Nice audio customization options
- Offers additional features
Con:
- Average conversion speeds
- Ad-laden interface

Kapwing
Kapwing is another excellent sound trimmer that doesn’t disappoint. Here, you just need to paste an audio URL or upload sound from local storage. After uploading your audio, you can drag the seamless audio timeline to set the start and end time. Apart from cutting audio, this tool is also an excellent meme maker, subtitle adder, video trimmer, and more. And more importantly, Kapwing is an ad-free site.
Pros:
- Super-easy to use
- Lots of customization options
- No ads
Con:
- Slow upload process
- Not for greenhorns

Online Converter
Online Converter is the another tool to help you create customized MP3 ringtones easily is Online Converter. It’s simple to understand by both beginners and pros alike. On it, you can upload either local files or from a URL link. After uploading, proceed to set the start time and end time before selecting the audio quality. But on the flip side, Online Converter contains some ads. And in addition to that, the maximum MP3 upload size is 200MB.
Pros:
- Seamless to use
- Fast upload
- Great optimization options
Con:
- Ad-laden
- Limited upload size

Acutter
Acutter is an efficient online tool that allows you to create customized ringtones from audio formats like AAC, OGG, FLAC, WAV, MP3, and more. Besides cutting audio, it also enables users to set the fade-in and fade-out effects. Furthermore, you can import standard video formats like MOV, MP4, and AVI and convert them to MP3 hassle-free. However, there are no other tools apart from an audio cutter on this site. Also, its upload and conversion speed is wanting.
Pros:
- Supports plenty of audio formats
- Clean, ad-free interface
- Nice audio customization options
Con:
- Slow app
- No additional functions

MP3food
Finally, you can use MP3food to cut MP3 files with zero quality loss. Like most on this list, MP3food is ad-free and easy to use. On top of cutting audio professionally, you can also preset fade in/out, volume, speed, and accuracy. But that’s just about it. MP3food doesn’t offer more file manipulation tools. But that aside, MP3food is an excellent MP3 cutter.
Pros:
- Intuitive UI
- Fast uploading speed
- Decent MP3 customization tools
Con:
- Limited file manipulation tools
- Not the best audio output quality

Part 3. Quick Comparison between Online UniConverter and Other MP3 Trimmers
Site Specifications | Online UniConverter | Other MP3 Cutters |
---|---|---|
Supported audio formats | MP3, WAV, AAC, OGG, AU, FLAC, and more | A decent number of supported formats |
Supported browsers | Apple Safari, Opera Mini, Google Chrome, Internet Explorer, Firefox, and more | Apple Safari, Opera Mini, Internet Explorer, Firefox, and more |
MP3 cutting speed | 30x faster than all online MP3 cutters | Average cutting speed |
Other features | Image converter|Video converter|Audio converter|Video editor|File compressor | Limited editing options |
Summary
Based on the comparison table above, it’s evident that Online UniConverter is the most convenient sound trimmer. It’s faster and offers lots of additional features. So, start making your custom ringtones with it today.
Edit Video & Audio
- Add Music
-
- Add Music to Video on Windows/iOS
- Add Music to Video on iMovie
- Add Background Music to Video
- Add Music to Facebook Post
- Add Music to Instagram Story
- Add Music to Snapchat
- Add Music to Tiktok Video
- Add Music to Youtube Video
- Add Sound to A Video
- Add Spotify Music to Video
- Add Music to Video with Android & iPhone App
- [8 Best Websites] Listen to Hindi Songs
- Audio Cutter
-
- Best Audio Trimmer for Android
- 5 Best Free Music Ringtones Apps for Android & iPhone
- Best Free Online MP3 Cutter
- Best Ringtone Songs
- Precisely Trim MP3 File
- Cut Music
- Crop Audio Online
- Cut Music on Garageband
- Cut Music on iMovie
- Edit MP3 Audio File
- Edit Audio with Final Cut Pro
- 6 Best Online Audio Editors
- Cut & Join MP3 Songs Online
- Change Ringtone on iPhone
- Make a YouTube Song Your Ringtone on Android
- Make a Song Your Ringtone on iPhone
- Make Ringtone for iPhone Without iTunes
- Trim WAV File
- Trim Audio with Audacity
- Trim MP3 on Mac and Windows 10
- Trim an MP3 File Online
- Merge MP3 Files Effortlessly
- Combine Multiple Files into One File
- Vocal Remover
-
- 10 Best Vocal Remover Online
- Use Audacity to Remove Vocal
- Get HD Karaoke from Songs
- Convert MP3 to Karaoke
- Best Alternatives to MP3 Karaoke Software
- Best Sites to Find Free Instrumentals
- Best Free Sites to Get Karaoke
- Get an Acapella from Songs
- Use Audacity to Remove Background Music
- Extract Audio Sound from Video on All Platforms
- 12 Best Acapella Extractors Online
- 4 Best Ways to Use Acapella App for PC/Windows/Mac
- 5 Best Ways to Remove Music from Video [with/without voice]
- Top 5 Free Vocal Removers Apps for Android
- 4 Best Free Acapella Apps for Android
- 3 Highly Rated YouTube to Karaoke Converters
- Easily Get& Make & Add Background Music for YouTube Videos
- 8 Best Online Vocal Removers from YouTube
- 7 Fast Online Ways to Extract Music from Video
- 20 Best Happy Instrumental Songs to Lift Your Spirits
- Top 5 Free Ways to Make a Song Instrumental on Any Device
- 5 Free DJ Voice Makers Online (TTS) with Bonus Tips
- 10 Best Free DJ Song Maker to Mix DJ Music Online
- 12 Best Free Audio Editors Online
- Top 3 MP4 Vocal Removers
- Easily Extract Movie Soundtrack [Background Music/Dialogue]
- Easily Edit/Extract Audio from Video on Mac
- 22 Best Free Background Music for Video
- Easily Get & Make & Add Background Music for YouTube Video
- Easily Remove & Generate Lyrics of Song
- Easily Mix & Master a Song
- 9 Excellent Online Voice Recorders
- 15 Best Vocal Warm-Ups for Singing Better
- 8 Best Voice Remover & Cancellation Softwares
- Loop Video
-
- Loop a Video online without Watermark
- Stop Videos from Automatically Playing on Facebook
- Play a Video on a Loop on Chromecast
- Loop a Video for Instagram
- Loop a Video in HTML
- Loop a Video on Android
- Loop a Video on My Phone
- Loop a Video on TV
- Loop a Video on Twitter
- Loop a Video on Vimeo
- Loop a YouTube Video
- 5 Best Video Merger Apps for Android
- Mute Video
-
- Top 9 Online Easy Tools to Mute Videos
- Remove Audio from Video on Android
- Mute Video on iPhone Free
- Top 10 Apps: Remove Audio from Video on Mobile
- Top 3 Ways: Remove Audio from Video on Windows 10/8/7
- Mute Video in iMovie Mac
- Remove Audio from Video on Mac
- Remove Audio from Video in Premiere Pro/CC
- Remove Audio from YouTube Videos
- Remove Audio from Videos [All Platforms]
- Video Editor
-
- Add Audio to Video Online
- Top 3 Kapwing Alternatives - Add Audio to Video Online
- Top 5 Clideo Alternatives - Add Audio to Video Online
- Top 6 Biteable Alternatives - Add Audio to Video Online
- Top 5 iPhone APPs to Add Music to Video
- Free Apps to Add Music to Video
- Make Video Louder
- Remove Audio/Sound from Video
- 7 Easy Ways to Remove Audio from MP4 File
- Trim MP3 File with/without Windows Media Player
- Add Subtitles to Video/Movie for Free
- 6 Methods to Add Caption to Video
- Add Subtitles/Text to AVI Video
- Add Subtitles to MP4 File Permanently
- Add Text to My Video for Free
- Add Text to YouTube Video
- Top 3 Ways to Add Watermark to Video on Mac
- Add Special Effects to Video for Windows & Mac
- Put Stunning Filters to Video
- Brighten A Video
- Change Video Resolution on Different Platforms
- Crop Video Files Easily
- Crop MP4 File Using Online MP4 Video Cutter
- MPEG Video Trimmer - Fast MEPG Cut
- Make a Video File Smaller
- Downsize MOV (QuickTime) File Size
- Trim MP4 Video File
- Top 7 Best AVI Trimmers for Any System
- Top 7 Free Video Trimmer Software for Windows
- Top Video Cropper Software for Mac & Windows
- Review - Best Online and Desktop Video Cutter
- Rotate a Video
- Rotate 3GP Video to 90/180 Degrees
- Rotate or Flip MP4 Video File in Windows & Mac
- Flip & Mirror & Rotate a Video File
- Rotate MP4 File Extension
- Science about Fast Motion
- 7 Reasons for Why to Speed up Video on iPhone
- Speed up a Video on Android
- Top 3 Fast Motion iOS APPs
- Speed up Your Youtube
- Speed up a Video on iMovie
- Top 7 Apps to Speed up Video
- Top 6 Fast Motion Video Speed Controller Softwares
- What Studies Say about Slow Motion
- Slow Down a Video on iPhone
- Top 7 Slow Motion iOS Apps
- TOP 8 Softwares to Make Slow Motion Video
- Make Slow Motion with TikTok
- Slow Down Youtube Videos
- Slow Down TikTok Video
- Slow Motion VS Fast Motion
- Make Your Video Faster or Slower Online
- 5 Best Video Speed Controllers
- Change Video Format in High Quality
- Restore VHS Tapes & Transfer to Computer
- Top 6 Best Free AVI Editors
- Edit MOV Video Files in Windows & Mac
- Edit MP4 Files in 2 Different Ways
- Edit MPEG Files on Mac & Windows
- Top 8 MP4 Video Editor Tools
- Top 5 FLV Video Editors
- The Most Valuable WebM Editor to Use
- The Best Free WMV Editor
- Grow YouTube Channel Fast
- Edit YouTube Videos for Free
- Top 18 Best YouTube Video Editing Tools
- Top 10 Video Enhancers to Improve Video Quality
- Edit Video with Filmora Video Editor
- Top 25 Video Editing Softwares
- Top 15 Video Editing Tools for Windows
- Top 8 Video Editing Softwares for Mac
- Edit Your Video on Windows & Mac
- Merge Video
-
- Combine Videos Together
- Combine Two Videos in 5 Ways
- Top 5 Ways to Merge Subtitles with Video
- 15 Best Apps to Combine Videos
- Merge MP4 Files on Windows 10
- 3 Best Options to Merge Videos on Windows 10
- Top 12 Handy Video Joiners for PC
- Top 5 Joiners to Merge MP4 Files on Mac
- Apply VLC to Merge/Combine 2+ Videos
- Best VLC Alternative to Merging MP4 Files
- Merge Clips Using Adobe Premiere Pro
- Merge Clips Using iMovie
- Merge Clips Using Handbrake
- Concatenate Videos Using FFmpeg
- Merge Videos Free without Watermark
- Top 5 Video Mergers without Watermark
- Merge Photos/Images Online
- Merge MP4 Online with Online UniConverter
- Top 10 MP4 Joiners/Combiners
- Top 6 Online Video Joiners
- Top 8 Free Tools to Merge Videos
- Top 10 Useful Video Stitchers
- Merge Files without Losing Quality
- Cut and Join Video within Seconds
- Best 10 Online Audio Video Mergers
- Slideshow Maker
-
- Add Music to Photo Online
- Make a Slideshow with Music
- Top 5 MP3 Photo Editors to Add Photo to Song
- Turn JPG/Slideshow to MP4
- Create Photo Slideshow with Online PowerPoint
- Top 10 Online Free Video Slideshow Makers
- Top 10 Free Online Slideshow Makers without Watermark
- 12 Free Slideshow Softwares for PC/Mac
- Funny Birthday Video Ideas
- Best Graduation Slideshow Ideas
- Make a Perfect Wedding Slideshow
- Free Real Estate Slideshow Makers
- Make a Unique Happy Birthday Video Clip
- Mother's Day Slideshow Design
- 10 Fantastic Father's Day Video Ideas
- Tribute to a Loved One with Funeral Slideshow
- Make a Slideshow on Windows 10/PC
- Make a Slideshow on Mac
- Make a Slideshow on iPhone
- Make a Slideshow Apps on Android
- Make a YouTube Slideshow
- Create Instagram Photo Slideshow
- Create a Facebook Slideshow
- Create a Google Slideshow with Music
- Make Slideshow on TikTok
- Add Audio to Video
-
- Add Audio to Video Online
- Add Audio to Video for Free
- Add Music to Video Online Free
- Put Music in the Background of Video
- Add Music to a Video Easily
- Add Audio to Video Easily
- Edit Sound in a video
- Edit Music Video Online for Free
- Add Music to Video Online without Watermark
- Add audio to MKV video
- Make a Video with Photos and Music for Free
- Top 10 Apps to Add Audio to Video or Photo
- Add Audio to YouTube
- Add music to YouTube video
- Add background music in YouTube video online
- Add Music to Instagram Video
- Add Audio to a Video on iPhone
- Put Music over a video on iPhone
- Top 10 Apps to Add Music to Video on iPhone
- Add Audio to Aideo on Android
- Easily Add Music to Video in Windows 10
- Top 8 tools to Add Audio to Video in Windows 10
- Top 10 Apps to Add Audio to Video on Mac
- Top 10 Softwares to Add Audio to Video
- Top 8 Apps to Add Music to Video
- Top 10 Apps to Put Music on Video
- Top 10 Apps to Add Music to Video
- Top 6 Tools to Make a Video with Music
- Top 8 Tools to Merge Video & Audio Online
- Remove Watermark Online