First released in 1995 and developed by the Fraunhofer Society, the mp3 audio format is arguably one of the most recognizable audio file format that ever existed. This digital audio encoding format hails from the lossy data compression algorithm family. The format enjoys widespread support and compatibility with most handheld music players, smartphones, computers, and in car stereos most of which have native support for the format. It is also a popular format used for distribution of audio files over computer networks such as the internet. Free mp3 encoders such as LAME and audacity give authors the tools necessary to create .mp3 files.
A .caf extension file is a Coral Audio Format file. This format is quite advanced as compared to older formats of digital audio like .wav and .aiff. The .caf format files are of a very high resolution in terms of recording and editing as well as playback. They offer features like unlimited file size, excellent recording, multiple data formats, auxiliary data and data dependency support.
FreeFileConvert uses tuned encoding for MP3 to CAF conversions, preserving clarity while trimming file size. Finished audio streams instantly across phones, tablets, desktops, and modern browsers without extra tweaks.
Upload MP3 files from desktop, tablet, or cloud storage, queue multiple jobs, and let the converter finish autonomously. Return whenever convenient to download synchronized CAF results on any device you rely on.
Process up to 5 files sized 1000 MB per batch without splitting queues manually. Mixed-format uploads convert together, producing consistent CAF audio with dependable progress tracking.
The MP3 format compression algorithm works through perceptual coding. A technique in which audio artifacts outside the auditory range of the average human, are reduced or 'cancelled out'. The result is a near perfect replication of the original audio sample at a compression ratio of 11 to 1 at 128 kilobits per second. Audio quality can be controlled by such factors as the bit rate, sample rate, among other features. But bits rates being the main determinant of audio quality can be adjusted between the typical range from 128 kb/s to as high as 320kb/s.
A .caf format file uses 64-bit file offset technology that can save a large number of recorded audio files in different formats and metadata tracks. Apart from audio data, these files store information like text, channel layouts, markers and annotations. Programs like Logic Studio and Soundtrack Pro frequently use CAF format files for additional sound effects and surround sound audio compression.
Upload your audio file in the MP3 format from your device, Dropbox, or Google Drive.
Select CAF as the output format and click Convert. Adjust optional settings if needed.
Download the converted audio file. Each file stays available for up to 5 downloads.