CoinImp is described as 'JavaScript minining solution for webmasters. Browser Miner for Monero (XMR) currency, 0% fee, instant registration, highest performance on the market' and is a Bitcoin Mining tool in the bitcoin & cryptocurrency category. There are more than 25 alternatives to CoinImp, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and Android apps. The best CoinImp alternative is Honeygain, which is free. Other great sites and apps similar to CoinImp are Hashing24, NiceHash, Awesome Miner and MultiMiner.