OPUMP vs Roll Pace

As the first FDA-approved breathing trainer, OPUMP finally meets you. Used for respiratory muscle training, OPUMP is the first intelligent breathing trainer that can be used independently and connected to OPUMP App to test inspiratory capacity, have breathing training, learn different breathing methods, and track the progress. OPUMP Breathing Trainer Features: - Test inspiratory and expiratory vital capacity; - Various breathing training methods; - Analysis of historical breathing records; - Added: Breathing training game, breathing training course. Disclaimer: OPUMP is not a medical device and should not be used to diagnose or treat any medical condition. The data reflected in the product is for reference and used for APP content only. Please consult a doctor if you need any medical advice. (PS. OPUMP has completed the FDA registration in the United States and obtained the medical device certification in China.)

Roll Pace is a workout tracking and analysis app designed for inline skaters. — Real-Time Workout Tracking — Monitor your speed and heart rate in real time on Apple Watch. GPS automatically records distance and duration, and a detailed report is generated after each session. — Gear Lifecycle Management — Register your inline skates and receive alerts when wheels and bearings need replacing. Track cumulative mileage and session count to manage gear condition. — Course Management — Save your favorite routes and link them to workout records. Compare top speed and average speed by course to measure your improvement. — Statistics & Analytics — View monthly totals for distance, time, and session count at a glance. Analyze performance by gear and by course. — Privacy First — All workout data is stored on your device. Nothing is sent to external servers. Requirements - iOS 17 or later - Apple Watch with watchOS 10 or later (for watch features)