Runsource: Injury, Performance icon

Runsource: Injury, Performancev1.0

Released March 24, 2026Major

iOS

What changed

  • New featureIntroduced Katherine, an AI injury guidance tool with diagnostic questions and rehab programs.
  • New featureIntroduced Andrew, an AI research assistant for running-related queries.
  • ContentAdded expert-created rehab programs and evidence-based research resources.
  • UXRedesigned the interface for a cleaner and faster user experience.
  • UXImproved navigation and overall user experience across the application.

Original release notes

This version is all about bridging the gap between injury and running & combining expert knowledge with current research.

 • NEW: Katherine – AI injury guidance for runners
 Answer a series of questions about your pain and get direction toward what it may be, plus expert-created rehab programs and resources.

  • NEW: Andrew – AI running research assistant
Ask any running question and receive answers pulled from curated research, expert videos, and evidence-based content.
  • Cleaner, faster, easier-to-use design
  • Improved navigation and user experience across the app

Running injury help powered by experts and simplified by AI.

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Runsource: Injury, Performance, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Data licensed under CC-BY-NC 4.0