But once you've set up your device, Heatbit will track and file your mining revenue to your phone, even if you don't yet have a bitcoin wallet set up. After you reach the transfer minimum of 100,000 satoshis, or one thousandth of one bitcoin ($66 at April 2026 prices), you can transfer this to your wallet and, presumably, spend it. Heatbit's app is compatible with the Lightning networks and most major exchanges (Coinbase, Binance, OKX, BitFinex). Unlike many air purifiers that activate only when there are air quality issues, the Heatbit continually pushes air through its HEPA filter while the miner and heater are active. While Heatbit recommends filter replacement once every six months, in practice, the app showed that the filter was being used up by about 1 percent a day. For whatever reason, my Heatbit app refused to believe that I was not in Seattle, and so my exterior air quality readings were all tied to King County, Washington.…