<p>This review paper delves into the multifaceted realm of polymer-based conductive inks, offering a thorough examination of synthesis methodologies, performance characteristics and evolving applications. This review paper examines the recent advancement in conductive ink technology focusing on the critical role that polymers play in increasing conductivity, flexibility, and printability. It explores diverse range of polymer matrices and conductive fillers used in ink formulations, discussing their combined effects and influence on ink properties. Furthermore, the paper investigates the influence of processing techniques, substrate compatibility, and environmental sustainability on the development and adoption of polymer-based conductive inks across various industries, from flexible electronics to wearable devices and beyond. By synthesizing insights from academic research and industrial practices, this review aims to provide a comprehensive understanding of the opportunities, challenges, and future directions in this dynamic field.</p> Graphical abstract <p></p>