No, version 1.1.0.14 does not support 64bit Windows. The program will end with a long list of error message, and dead finally. Supports these languages: English, Français, Deutsch, Español, Italiano, 中文(简体), 中文(繁體), 日本語 (v1.1.0.14) SeaTools for Windows (32-bit) Setup file Thx.