In the course of their rapid evolving revolution, 3D printing services have been taking a sledgehammer to breaking the stereotypical image of such processes as prototyping; creating an entire new dimension in the manufacturing process of products. Smart manufacturing paces up, and then industries pour into itself industrial-grade 3D printing services, all to become cost-efficient with customized solutions at the perfect precision with increased efficiency. The digitalization of manufacturing now makes waves from metal 3D printing to advanced polymer fabrication, and changes are happening across automotive, aerospace, healthcare, and consumer electronics applications. This article delves deep into how online and on-demand 3D printing technologies will revolutionize manufacturing and why it is best to adopt them into a production strategy right away.