Changes in Version 4.3.1 January 19, 2017 Complete Version History Current Version Mail Express (32-bit) 4.3.1 348 MB System Requirements Download Mail Express (64-bit) 4.3.1 348 MB System Requirements Download Previous Version Mail Express (32-bit) 4.2.2 305 MB System Requirements Downlaod Mail Express (64-bit) 4.2.2 305 MB System Requirements Download Mail Express (32-bit) 4.1.1 233 MB System Requirements Download Mail Express (64-bit) 4.1.1 233 MB System Requirements Download Mail Express (32-bit) 3.3.5 215 MB System Requirements Download Mail Express (64-bit) 3.3.5 231 MB System Requirements Download