MaxWell Biosystems provides advanced high-resolution electrophysiology platforms to facilitate detailed investigation of excitable cells in vitro. MaxOne, the single-well high-density microelectrode array (HD-MEA) system, and MaxTwo, the multi-well system, allow to record every active cell on a dish at unprecedented spatio-temporal resolution. MaxWell Biosystems aims to equip everyone with tools to easily access, track, and discover cells' functionality and maturity.