Star Miner is a Bitcoin mining hardware brand operated by HK Ustar Technology Co., Limited. It focuses on compact miners designed for home and desktop use, presenting solo Bitcoin mining as a simple, accessible activity for beginners, learners, and makers. Its product range includes Bitaxe miners such as the Bitaxe Gamma 601, as well as NerdMiner, NerdQaxe, and NerdOctaxe models. The site helps shoppers compare equipment by hashrate, power use, and cooling, and organizes options by features including Wi-Fi connectivity, app monitoring, low power, low noise, open-source design, and hydro cooling.

The StarMiner app supports remote monitoring of hashrate, temperature, power consumption, and online status. Users can also view mined-block details, rewards, and timestamps, and remotely manage, schedule, or locate multiple miners with alerts. Star Miner provides product guidance through quick-start instructions and firmware-update help, alongside technical support, FAQs, warranty and repair information, and online warranty checks. Its app offers multilingual support, and the brand lists distributor information and contact options for customers.