币界网报道：The list of best free cryptocurrency cloud mining sites includes ARKMining (9.9 points), ECOS (9.6 points), Nicehash (9.4 points), Genesis Mining (9.1 points), IQ Mining (8.8 points), BeMine (8.6 points), Bitdeer (8.4 points), and Hashgains (8.1 points). These sites offer cloud mining services for Bitcoin, Litecoin, Dashcoin, and Dogecoin. Investing in cloud mining has numerous advantages, making it a popular choice for those who hope to earn passive income.