Within Unlimited, Inc., or commonly Within,[1] is a studio based in Los Angeles developing the VR fitness service Supernatural on the Meta Quest.

The company was founded by Chris Milk and Aaron Koblin in 2014 and initially created, acquired, and distributed 360-degree video, AR, and VR experiences across web, mobile, console, and headsets.

Originally named Vrse,[3] Within was founded in 2014 by Chris Milk and Aaron Koblin, creators of Google’s Data Arts team.

In April 2020, after 2 years in development, Within released Supernatural, a home fitness, health, and wellness service for virtual reality, which combines footage of real-life trainers with rhythm-mapped exercises set in outdoor locations.

"[13] On June 16, 2016, Within rebranded from Vrse and raised a $12.65 million Series A round led by Andreessen Horowitz, with participation from 21st Century Fox, WME, Tribeca Enterprises,[14][15][16] Annapurna Pictures, Vice and Freelands Ventures.