starkcoins.com STARK COIN Started: May/15/2018 Online days: 69 days. Status: PAYING Min-inv: $5 Referral: 3% Last payout: 26.07. 18 Plans: 1.2% - 1.25% Hourly For 88 Hours; 2.55% - 2.85% Hourly For 44 Hours; 6.5% - 15% Hourly For 22 Hours;