Protein Calculator & Tracker

Protein Calculator helps you determine your exact daily protein needs with scientific precision. Whether your goal is to build muscle, lose weight, or maintain a healthy lifestyle, this app gives you clear, personalized results based on the latest nutrition formulas.

Simply enter your age, gender, height, weight, body fat percentage, and activity level, and the app instantly calculates your recommended protein intake per day. Each result includes a detailed explanation that helps you understand how your personal data affects your nutritional needs. Protein Calculator uses the same reliable methods and logic found in trusted sources like calculator.net, making it accurate, transparent, and easy to understand.

Designed for both iPhone and iPad, Protein Calculator features a clean and modern layout that adapts to all screen sizes and orientations. Built entirely in SwiftUI and SwiftData, it delivers a fast, responsive, and private experience. All data is stored locally on your device, ensuring your information stays secure and never leaves your control.

You can save every calculation for future reference, making it simple to track changes in your fitness journey. The History screen allows you to review past protein results with dates and summary details, so you can monitor your progress over time. Each saved entry includes the calculated values, input data, and any notes you choose to add.

Protein Calculator also includes a full Settings section, where you can adjust the app’s theme (light, dark, or system default), switch between metric and imperial units, or reset all preferences with one tap. You can export your saved data as JSON or CSV files, making it easy to share with trainers, dietitians, or personal records.

If you ever need help, the Support and Feedback area offers quick access to frequently asked questions, contact options, and a feedback form. You can report a bug, rate the app, or send comments directly from within the app. The developer section provides information about the app’s mission, privacy practices, and open-source acknowledgments, ensuring transparency and trust.

Every detail of Protein Calculator is built with precision and user experience in mind. The design supports dynamic type, accessibility features, and VoiceOver for users with visual needs. The interface feels natural and fluid, with smooth animations between screens