EmuZWin 2.7.2.8 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The most popular version among EmuZWin users is 2.7. We recommend checking the downloaded files with any free antivirus. EmuZWin.exe is the common file name to indicate the EmuZWin installer. The software lies within System Utilities, more precisely System Optimization. This free software is a product of Vladimir Kladov.
From the developer:
ZX-Spectrum emulator (S48 and S128) for Windows9x/ME/NT/2K/XP.
You may want to check out more software, such as Lasso, which might be related to EmuZWin.