Rock Climbing Grade Converter is a free iPhone app developed by Yuichi Fujiki. This lifestyle program falls under the sports subcategory and aims to solve the challenge of comparing rock climbing grades across different systems.

The app provides a convenient solution for climbers who struggle with the variation in grading systems used worldwide. With Rock Climbing Grade Converter, users can easily look up the corresponding grades between different systems.

Setting up the desired grade systems to compare is a simple process, and once configured, users can navigate through the grades effortlessly by swiping. This intuitive interface makes it quick and easy to find the equivalent grade in a different system, eliminating the need for manual calculations or extensive research.

Rock Climbing Grade Converter is a valuable tool for climbers seeking to expand their climbing horizons and explore new routes in unfamiliar locations. With its user-friendly interface and accurate grade conversions, this app is a must-have for climbers of all skill levels.