NEM is described as ''s blockchain platform was designed and coded from the ground up for scale and speed. NEM's permissioned private blockchain delivers industry-leading transaction rates for internal ledgers' and is a cryptocurrency coin in the bitcoin & cryptocurrency category. There are more than 50 alternatives to NEM, not only websites but also apps for a variety of platforms, including Linux, Mac, Windows and Android apps. The best NEM alternative is Monero, which is both free and Open Source. Other great sites and apps similar to NEM are Bitcoin, Ethereum, Litecoin and DASH.