-->Mac Check 32 Or 64 BitMac How To Check 32 Bit Or 64Is My System 32 Or 64 BitIs it possible to get information about any binary on OS X to determine if it's a 32 bit or 64 bit binary? I played with the 'otool' command but can't find this kind of information. Macos binary osx-snow-leopard. Share improve this question. Be it the executable within a.app bundle or printer drivers, plugins, etc. – ..