Convert music files to the universal MP3 format for PC, Mac, smartphone, tablet, or any MP3 player with our free audio file converter. Get MP3 sound of high quality, up to 320 KBps. The output MP3 songs will be compatible with iPhone, iPad, Zune, Samsung Galaxy, Nokia, HTC, Walkman, Huawei, Xiaomi, Honor, etc. All2MP3 for Mac is optimized for Mac users! It is free, no registration, no hidden cost, no malware. The whole conversion process is just as easy as you would expect. Download it and experience the simplicity and joy of all to MP3 conversion! The notable aspect of this software program is that it can convert audio and video files of any formats.

IMPROVE QUALITY OF ENTIRE AUDIO COLLECTION IN ONE CLICK

MP3 Normalizer improves the sound of MP3 files, supports Peak and Loudness (EBU R128) Normalization methods and Automatic Volume Control for processing of speech records.

Simultaneously with normalization, MP3 Normalizer can apply Audio Effects, such as the Trimming of Silence, Fade-In, and Fade-Out for better playback.

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MP3 NORMALIZER IS AN IDEAL OPTION FOR:

There are just some common cases of using MP3 Normalizer. However, you can apply it for a much more comprehensive range of purposes.

INPUT FORMATS

MP3 Normalizer accepts .mp3 and .wav files. You will have a new MP3 file with an adjusted volume level and applied audio effects as an output.

Please note that if you would like to normalize audio files of other formats, you have to convert them to MP3 first. We recommend using To MP3 Converter for this purpose.

EASY AS ONE, TWO ...

To normalize your MP3 files, you have to drop them in the application icon or window. The application will let you know when volume adjusting is done. MP3 Normalizer supports batch processing to process a single file or an entire tree of folders at one time.
Read More: Getting Started >>

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TRUE BATCH PROCESSING

MP3 Normalizer allows to adjust a volume of the unlimited number of files and folders in one click and supports multiple normalizations simultaneously. If you process an entire tree of folders, MP3 Normalizer will replicate the structure of source folders. It is especially convenient if you need to adjust the volume of the whole music collection.
Read More: Getting Started >>

CUSTOMISABLE NORMALIZATION METHOD

By default, MP3 Normalizer analyses every audio track and applies the Peak Normalization algorithm with Target Level 0 dBFS. You can normalize either by Peak or Loudness (EBU R128) methods by choosing the required method in Preferences. To improve the quality of voice records - we recommend enabling Automatic Volume Control, which applies special processing of voice records.
Read More: Audio Effects and Volume Adjusting on Mac OS >>
Read More: Peak and Loudness (EBU R128) Normalization on Mac >>
Read More: Automatic Volume Control >>

AUTOMATIC OUTPUT SETTINGS

MP3 Normalizer estimates Bit Rate, Sample Rate, and Channels and applies optimal settings to output MP3s. As a result, it guarantees the best possible sound quality, saves your time and hard drive space.

If you would like to convert to a special Bit Rate, Channels, etc., change settings in the Preferences.
Read More: Preferences / MP3 Format >>

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*Note, we advise select Bitrate at 128 kbps, or lower meaning if you burn normalized MP3 files to CD and listen to it in your car. Some CD car players couldn’t read MP3 files with Bitrates higher than 128 kbps.

AUDIO EFFECTS

MP3 Normalizer can apply fade-in and fade-out; trim silence in the start and end of audio tracks automatically. To use the effects simultaneously with volume adjusting, just enable them in Preferences.

Read More: Audio Effects and Volume Adjusting on Mac OS >>
Read More: Automatic Volume Control >>
Read More: Trimming Silence and Noise Automatically >>
Read More: Fade-In & Fade-Out Audio Effects >>

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Youtube Mp3 Downloader For Mac

TAGS TRANSFER

MP3 Normalizer transfers all tags from source .mp3 or .wav file to normalized file. If you would like to check or modify tags after normalization, please, use the Tag Editor.
Read More: Preferences / Tags >>

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INTEGRATION WITH ITUNES

MP3 Normalizer allows exporting converted tracks to new or existing iTunes playlists quickly and easily.
Read More: Exporting converted files to iTunes >>

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