Free mp3 audio encoder software for windows

MP3 Encoder will convert WAV files to MP3 very fast. This encoder use the LAME-ENCODER.
MP3 Encoder is a very small application that allows you to encode and transform your audio WAV files into MP3 files.
You have various options for the output file:
- sample rate (44100, 32000, 22050)
- bit rate (320, 256,192, 160, 128, 96)
- max rate (320, 256, 192, 160)
- mode (stereo, joint stereo, dual channel, mono)
- quality (normal, high, low, voice)

BonkEnc Audio Encoder 1.0.10 bring you a muti-functions tool which is useful for converting and ripping various formats. It can produce MP3, MP4 / M4A, Ogg Vorbis, AAC, Bonk and FLAC files.

BonkEnc supports free db protocol level 6 (Unicode), CDText and ID3v2 tags and is available in several languages. BonkEnc makes it easy to convert your CDs to MP3 or Ogg Vorbis audio files. Files can be automatically tagged to include artist and title information.

True Audio Encoder (TTA) - simple lossless audio codec which shows same or better results in comparing to majority of modern analogs.
Being "lossless" means that no data/quality is lost in the compression - when uncompressed, the data will be identical to the original.
The compression ratios of True Audio encoder depend on the type of music file being compressed, but the compression size will generally range between 30% - 70% of the original. TTA format supports both of ID3v2 and ID3v1 information tags.
Using True Audio encoder you can to store up to 20 audio CD from your collection on one single DVD-R for playback, keeping all of CD information in a popular ID3 information tags.
Main features:
- Support of 8,16,24 integer and 32-bit floating-point multichannel Wav audio files;
- Minimal system requirements;
- High compression performance;
- High speed performance;
- CRC checking;
- Corrupted data decoding;
- Simple and clean output files format with precalculated seek points table.
- Down to 30% lossless audio data compression
- Real-time encoding/decoding algorithm
- Fast operation speed and minimal system requirements
- Can be compiled and executed on several different platforms
- Free and open source code and documentation

Fx Batch Encoder is an application that will help you batch convert/encode video files.

WAV to AC3 Encoder 4.1 brings you a fast and efficient audio encoder which has the power to create the compressed audio streams based on ATSC A/52 specification. This type of audio is also known as AC-3 or Dolby Digital and is one of the audio codecs used in DVD-Video content. The program is a simple GUI for Aften A/52 audio encoder created by Justin Ruggles.

Enhancements: Fixes compatibility issue with Windows 2000.