Karthos
Pedro Augusto
About this app
- Category Sports
- Age 10
- Updated Oct 17, 2025
- OS IOS
Editor reviews
Karthos is a versatile sports utility app for athletes and coaches to plan, track, and analyze training across running, cycling, and gym sessions. It combines GPS tracking, AI-driven insights, and team coordination to streamline performance improvement. Core features include multi-sport workout logging with GPS routes and sensor support, smart analytics for pace, power, and training load, and a flexible calendar for plans, goals, and reminders. Team tools make it easy to share sessions, organize practices and events, and export stats. Designed for users who need a reliable sports tracker app with cloud sync, privacy controls, and offline logging, Karthos also provides handy utilities like pace and split calculators for efficient, high-performance training.
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How to use:
1. Download and install Karthos, then create an account or sign in with your preferred method. Complete the setup by choosing your sports and enabling permissions.
2. Connect wearables and sensors such as a GPS watch, heart rate monitor, or power meter to capture accurate workout data.
3. Track your first workout by selecting a sport, starting GPS tracking or entering details manually, and saving to view maps, splits, and key metrics.
4. Analyze your performance in Insights to review trends, training load, personal records, and AI suggestions for recovery and next sessions.
5. Build a training plan in the calendar, set weekly goals, add events or races, and turn on reminders for upcoming workouts.
6. Create or join a team to share workouts, coordinate practices, compare stats, and export data or sync with popular fitness platforms.