Temperature Tracker - Fertility Awareness App

Overview

Temperature Tracker is a web-based application that helps users track their basal body temperature (BBT) to monitor fertility cycles and predict ovulation. The app provides a simple, intuitive interface for recording daily temperature readings and offers insights into menstrual cycle patterns.

Key Features

🌡️ Temperature Tracking

Record daily basal body temperature Toggle between Celsius and Fahrenheit Mark days with fever/illness (excluded from calculations) Add optional notes to each entry

📊 Fertility Insights

Predicts most likely ovulation date using the 3-over-6 rule

Provides confidence levels for predictions (high/medium/low)

Visualizes temperature patterns over time Identifies potential fertile windows

📱 User Experience

Clean, responsive design that works on all devices

Offline functionality with service workers

Data stored locally in the browser

Installable as a Progressive Web App (PWA)

🔄 Data Management

Edit or delete previous entries

View historical data in a scrollable list

Automatic date handling with today's date as default

How It Works

Track Daily: Take your temperature first thing in the morning and record it in the app

Monitor Patterns: The app analyzes your temperature data to identify patterns

Get Predictions: Receive insights about your fertility window and likely ovulation date

Technical Details

Frontend: HTML5, CSS3, JavaScript (Vanilla JS) Data Storage: LocalStorage for offline access

Progressive Web App: Installable on devices for app-like experience

Responsive Design: Works on mobile, tablet, and desktop

Privacy

All your data stays on your device. No personal information is collected or stored on any server.

Getting Started

Simply open the app in a modern web browser and start tracking your temperature daily for the most accurate predictions.