Indianapolis-based Fitasy has announced a significant update to its on-demand footwear production platform. Customers can now purchase a single shoe (left or right) directly through the company’s website. It costs exactly half the price of a pair.
The move targets a real and largely underserved need. People who use prosthetics, for instance, typically have no choice but to buy a full pair, paying for a shoe they will never use.
While some brick-and-mortar retailers have experimented with single-shoe sales by splitting existing pairs, the model has never been commercially viable at scale; the unsold half represents a direct loss. Fitasy sidesteps this problem entirely through on-demand, custom production: each shoe is only made when ordered, with no excess inventory to absorb.
“We are moving toward a future where ‘standard sizes’ will become obsolete,” said Yujun Wang, CEO and Co-Founder of Fitasy. “Offering single-shoe purchases is a proof of concept for a scalable technology that accounts for the true diversity of human feet, one of the most complex mechanical structures of the human body. We believe the future of footwear is personalized and therefore inherently inclusive. With emerging technologies like ours, it is finally possible to do this at scale.”
From a foot scan to on-demand production
What makes this possible is the combination of spatial AI and additive manufacturing. Using a smartphone and the Fitasy app, customers create a 360-degree biometric scan of their foot. The resulting data drives production of a shoe matched precisely to individual morphology: no standard sizing, no tooling, no waste. The company’s patent-pending process bypasses the constraints of traditional manufacturing lines that have dictated footwear design since the 19th century.
Stef Reid, MBE, World Champion and Paralympian, inspired the initiative. She has long campaigned for the footwear industry to address the needs of people who require only one shoe.
Beyond its inclusion angle, the announcement shows how on-demand, biometric-driven additive manufacturing is beginning to make personalization technically possible and commercially rational.
For the additive manufacturing sector, Fitasy’s model is another example of how digital production workflows can unlock entirely new commercial structures.
Watch “Introducing Custom-Fit Single Shoes” on YouTube
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