I built a tiny fitness CLI to stop arguing with my smartwatch

📰 Dev.to · levent çelik

Build a tiny fitness CLI to track calories burned and stop arguing with your smartwatch

intermediate Published 30 Apr 2026
Action Steps
  1. Build a new Node.js project using npm init to create a package.json file
  2. Install required dependencies such as inquirer for user prompts and fs for file system interactions
  3. Configure a data storage system to save and retrieve fitness data
  4. Create a command-line interface using a library like Commander.js to interact with the data storage system
  5. Test the CLI by running it and verifying that it accurately tracks calories burned
Who Needs to Know This

Developers and fitness enthusiasts can benefit from building a custom CLI to track their fitness data, reducing reliance on smartwatch estimates and potential arguments with partners

Key Insight

💡 A custom fitness CLI can provide more accurate tracking and reduce reliance on smartwatch estimates

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