RAX Converter

Extract text from Chromatography or RealAudio files (RAX)


Drop or upload your .RAX file
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How to extract text from your RAX file

  1. Click the "Select File" button above, and choose your RAX file.
  2. You’ll see a preview, if available.
  3. Click the "Convert file to..." button to extract text information.

Convert RAX to another file type

To convert RAX Files to another format, you need TotalChrom or other Data software.

Convert a file to RAX

To convert other file formats to the "Scientific Data / DRM Audio" file type, you need software like TotalChrom or a similar tool.


About RAX files

The .RAX file extension serves two entirely different, deeply proprietary purposes. Most commonly, it is a Gas Chromatography Raw Data file generated by PerkinElmer laboratory equipment and managed via their TotalChrom or ChemStation software suites. Alternatively, it functions as an encrypted RealAudio music file previously sold through the discontinued RealNetworks Music Store. Both variations of the .RAX format present significant usability barriers and are highly restrictive. PerkinElmer raw data files are locked behind expensive, specialized laboratory software, meaning you cannot natively open them in a standard spreadsheet tool to review your chromatogram peaks. Similarly, the audio variant of the .RAX file suffers from aggressive Digital Rights Management (DRM), making the media entirely unplayable on modern audio players, smartphones, or web browsers. Users must convert these files to escape vendor lock-in and regain access to their data. For laboratory analysis, convert the numerical instrument output to CSV or TXT to plot the data in Microsoft Excel or specialized Python libraries. For permanent archiving and compliance record keeping, exporting the chromatogram visualization to .PDF/A is strongly recommended. For legacy audio files, convert them to MP3 or WAV for universal playback, keeping in mind that DRM decryption may be required first. Drag and drop your file to analyze and convert it - free, online, and without installing software.

Use Convert.Guru to open and convert your RAX file.

Users also converted WMA, CH, RX and EXC files.


FAQ

If you want to convert RAX file to MP3, WAV, AAC, FLAC, OGG, WMA, M4A, AIFF, OPUS, ALAC, APE or WV, you can use TotalChrom or similar software from the "Gas Chromatography Raw Data" category. In the File menu, look for Save As… or Export….

To convert MIDI, AAC, TTA, AU, WV, DTS, MID, FLAC, RA, MP3, PCM or WAV files to RAX, try TotalChrom or another comparable tool in the "Gas Chromatography Raw Data" category.



The RAX Converter Story

The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our RAX converter.