Is SimpleTrades a fair Forex Broker?

Simple 500​ is a Forex Broker offering Forex Trading services via MetaTrader 4, MT4 Mobile and Web trading platforms. Regarding orders execution model, Simple 500 is a b-book broker (market maker). Simple 500 offers trading of currencies, indices, stocks, CFDs and commodities. Simple 500 is unregulated.

Broker quality: 30%