कन्वर्ट करने के लिए ड्रॉप या क्लिक करें
कन्वर्ट करने के लिए ड्रॉप या क्लिक करें
MP4 to MP3
Extract the Audio
Pull the soundtrack out of any MP4 video and save it as an MP3, for music, podcasts, lectures or voice notes. Free, no signup, works on phone and PC.
How to convert MP4 to MP3
- Drop your MP4 video in the converter above.
- MP3 is already selected as the output: press Convert.
- Download the MP3. Only the audio is kept; the video track is removed.
Need another audio format? Convert MP4 to WAV for lossless editing or MP4 to M4A for iPhone. To turn any video into audio in one place, use the video to audio converter.
MP4 vs MP3
Key differences between MP4 and MP3 formats:
Size & Density
An MP4 stores video and audio, so it is large. An MP3 keeps only the sound, which makes it a small fraction of the size.
Compatibility
Both formats play almost everywhere. MP3 also works on devices that can’t play video at all, like car stereos, MP3 players and smart speakers.
Best Use Case
Keep the MP4 when you need the picture. Convert to MP3 for music, podcasts, lectures, voice memos and ringtones.
Input Format
What is MP4?
MP4 (MPEG-4 Part 14) is a digital multimedia container format most commonly used to store video and audio, but it can also be used to store other data such as subtitles and still images. It is a standard specified as a part of MPEG-4.
History
MP4 was introduced in 2001 as a successor to the MPEG-4 Part 12 format. It was developed by the Moving Picture Experts Group (MPEG) and is based on the QuickTime File Format (QTFF) used by Apple's QuickTime framework.
How it works
MP4 files contain various types of data streams, including video, audio, and metadata. The format uses a hierarchical structure of boxes (also called atoms) to organize the data. Each box contains a specific type of information, such as video frames, audio samples, or metadata about the content.
How to open MP4 files
MP4 files can be opened with most modern media players and devices. Here are some common ways to open MP4 files:
- Windows Media Player
- VLC Media Player
- QuickTime Player (Mac)
- iTunes
- Windows 10 Movies & TV app
- Most web browsers (for streaming)
- Most smartphones and tablets
Tips for working with MP4 files
Here are some useful tips when working with MP4 files:
- MP4 files are widely supported across different platforms and devices
- They offer good compression while maintaining quality
- MP4 files can contain multiple audio tracks and subtitles
- The format supports streaming and progressive download
- MP4 files can be easily shared and uploaded to various platforms
Useful links
For more information about MP4 files, you can visit these resources:
- MPEG-4 Part 14 Specification]
- ISO/IEC 14496-14:2003 Standard
- MP4 File Format Documentation
Output Format
What is MP3?
MP3 (MPEG-1/2 Audio Layer III) is a lossy audio format designed to shrink file sizes while keeping good sound quality. The .mp3 extension is the most widely supported audio format for streaming, downloads, and portable devices.
History
MP3 was standardized in the early 1990s by the MPEG group and quickly became the default format for digital music distribution.
How it works
MP3 uses psychoacoustic compression to remove sounds that are less audible to the human ear. Bitrate and encoder quality determine the final balance between size and fidelity.
How to open MP3 files
MP3 files play on nearly every platform and device. Common options include:
- VLC Media Player
- Windows Media Player
- Apple Music or iTunes
- Foobar2000
- Winamp
- Audacity
- Most smartphones and tablets
Tips for working with MP3 files
Use these tips to get the best results from MP3 audio:
- Use 192-320 kbps for music when possible
- Avoid re-encoding MP3 multiple times to prevent quality loss
- Add ID3 tags for artist, album, and cover art
- Convert from lossless sources for the cleanest output
- Consider AAC for better quality at lower bitrates
Useful links
Learn more about MP3 and audio compression:
- MPEG Audio Layer III overview
- MP3 encoder and bitrate guide
- Digital audio tagging reference
Why Choose Our Converter?
Free
IloveMP4 is free to use and allows you to convert your video file easily
Fast
With IloveMP4, you can convert your file really fast!
Secure
IloveMP4 is really secure. Files transferred are encrypted and deleted after 72 hours.
Quality
IloveMP4 always offers the best quality conversion.