Convert.Guru

EFX Converter

Convert EFX files online for free


Drop or upload your .EFX file

How to convert your EFX file

  1. Click Select File above, and choose your EFX file.
  2. You'll see a preview.
  3. Click the "Convert file to..." button to save your file in the format you want.


Convert EFX to another file type

The converter easily converts your EFX file to various formats—free and online. No Excel or extra software needed.

  • EFX to PDF
  • EFX to CSV
  • EFX to JSON
  • EFX to XML
  • EFX to YAML
  • EFX to YML
  • EFX to TOML
  • EFX to INI
  • EFX to CFG
  • EFX to CONF
  • EFX to DAT
  • EFX to DB

Convert a file to EFX

The converter also works in reverse, allowing you to convert your file into the EFX file type—in the best quality.

  • DBF to EFX
  • XML to EFX
  • SQLITE to EFX
  • XLSX to EFX
  • SQL to EFX
  • TSV to EFX
  • ACCDB to EFX
  • YAML to EFX
  • MDB to EFX
  • CSV to EFX
  • ODS to EFX
  • JSON to EFX

About EFX files

EFX files are a type of audio file format developed by Ensoniq Corporation. They are mainly used for storing sounds for musical instruments such as synthesizers and samplers. EFX files are not as widely used as other audio file formats, such as WAV and MP3, and can be difficult to convert to other formats.

The EFX file format is based on the Ensoniq EPS/ASR file format. It stores audio samples in 8-bit or 16-bit resolution, and can also store loop points, envelopes, and other sound parameters. It is not compatible with other audio file formats, and must be converted to be used in other audio applications.

There are several software programs available for converting EFX files. Audacity is a free, open-source audio editor that can be used to convert EFX files to other formats. Ableton Live is a popular digital audio workstation that can also be used to convert EFX files. Cubase is another digital audio workstation that can be used to convert EFX files.

When converting EFX files, it is important to consider the quality of the resulting audio. Depending on the software used, the audio quality may be degraded during the conversion process. Additionally, loop points and other sound parameters may not be preserved when converting to other formats.

Due to the challenges associated with converting EFX files, it is recommended to use the free and easy online website Convert.Guru to convert EFX files. Convert.Guru offers a fast and easy way to convert EFX files to other formats, such as WAV, MP3, and OGG.


The EFX Converter Story

The history of Convert.Guru began more than 25 years ago in California, when Tom Simondi published the most comprehensive database of file formats on his website. Before that, Tom had worked on Space Shuttle development at the Air Force Systems Command’s Space Division in Los Angeles. He is known as one of the top programmers of the late 1980s.

When Microsoft integrated Tom’s Filext database into Windows XP, it became the leading platform for analyzing and processing file types and formats.

Today, we use the latest technologies to analyze, process, and convert one of the world's largest collections of file formats. We are committed to developing the best EFX converter by continuously improving quality, usability, and reliability.

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