Coinmine is a ETH, ZEC, DASH, GRS, EXP, DCR, PPC, QRK, SRC, WDC, ZCL for a 1.5%, except for ETH, DASH, EXP and DCR which has a 1% fee. Coinmine uses a Prop payment system.
Cudo Miner is a multi-algorithm cryptocurrency miner with advanced per algorithm and GPU overclocking features. The smart miner automatically switches between hashing algorithms based on coin profitability and re-optimizes the miners GPU hardware, ensuring optimal performance & profitability is maintained.
Shark Mining is a mining hardware store and developer based in Silicon Valley, California and Miami, Florida. SharkMining focuses on providing high-end cryptocurrency mining equipment including plug-and-play mining rigs, ASIC miners and computer parts. Including one of a kind mining rigs with touchscreen and mining operating system.
Shark Mining has a strong team of hardware and software engineers, industrial designers, and PC repair technicians with 10 years background in developing professional workstations, servers and data centers. Expert Customer Support over 1-800 phone number, chat or e-mail. English, Spanish and Russian speaking support available.
Based in Canada, NuVoo Mining is a company that focuses on providing users with the tools for them to take the first steps into the crypto/mining world. NuVoo offers a Cloud Mining, Dedicated Miner and Colocation Miner service. Nuvoo also offers solutions for experts and large-scale entrepreneurs from one unit farm to multiple tier-1home dedicated mining farm. Nuvoo offers a billingual ( French and English ) live customer support service so clients can get access to instant support.