Including patient feedback in the design process can enhance usability, increase engagement, and improve the feasibility and effectiveness of the intervention in real-world settings.<h4>Objective</h4>This study aims to explore participants' experiences and the acceptability of 2 different telemonitoring intervention designs and trial procedures used in a feasibility trial among people with non-insulin-dependent type 2 diabetes.<h4>Methods</h4>Using a qualitative research design, semistructured interviews were conducted with participants who had completed the telemonitoring intervention. The gene discussed is INS; the disease is type 2 diabetes mellitus.