The 4.1 version of XPSPEAK is available as a free download on our website. XPSPEAK41.exe or XPSPEAK.exe are the default file names to indicate the XPSPEAK installer. The program lies within Multimedia Tools, more precisely General. This free program is an intellectual property of Raymund Kwok. The most popular version of the program is 4.1. The latest version of XPSPEAK can be installed on PCs running Windows XP/Vista/7/8/10, 32-bit.
From the developer:
Free, fully featured, software for the analysis of XPS spectra written by Raymund Kwok.
You may want to check out more software, such as MADRIX, Video Thumbnails Maker or Korg Kontrol Editor, which might be related to XPSPEAK.