Cinder: AI Run Coach
AI Run Coach & Tracker
About
This AI-powered running coach creates personalized training plans that adapt to your progress and schedule. Track your runs with GPS, chat with your AI coach for tailored advice, and discover local races. It also helps you manage your running shoes and celebrate milestones.
What's New in Cinder
1.5.0
May 12, 2026
Profile hub redesign — photo, display name, personal bests, training streak, and Cinder Score all in one place. Races Near Me — find upcoming races within 25 miles using live data from RunSignup. AI Coach improvements — chat history now persists between sessions, keyboard no longer covers the input. Daily workout reminders — get a 7 AM notification with your scheduled workout. Shoe recommendations now link directly to Amazon.
MoreFAQ
What is Cinder's primary function?
Cinder acts as an AI-powered run coach, providing personalized training plans for distances from 5K to 100-mile ultras. It adapts your workouts based on your daily feedback and performance.
How does Cinder personalize training plans?
Cinder generates plans based on your goal race, current fitness level, and weekly availability. It then uses your daily Cinder Score (sleep, energy, stress) and workout results to automatically adjust intensity.
Can I talk to my AI coach in Cinder?
Yes, Cinder features an AI Coach Chat where you can ask questions about your training, recent workouts, or how you're feeling. Your conversation history is saved for continuity.
Does Cinder track my runs accurately?
Cinder uses precise GPS tracking to monitor your pace, distance, and elapsed time during runs. Your routes are saved and viewable after each workout, even with the screen off.
How does Cinder help with running shoes?
You can log your running shoes in Cinder to track mileage per pair. The app also offers personalized shoe recommendations based on your training profile and provides direct shopping links.
Does Cinder have ads?
No, Cinder is completely free and does not contain advertisements. It also does not require a subscription or an account, and your data remains on your device.
What devices does Cinder support?
Cinder is available for iPhone and iPod devices. It is rated for ages 4 and up.
How often is Cinder updated?
The latest version of Cinder is 1.5.0, which was last updated on May 12, 2026. This indicates a recent update frequency.