WhatsApp Chat Analyzer 💬

WhatsApp Chat Analyzer is a modern, privacy-focused analytics tool for WhatsApp group and personal chats. It transforms exported chat data into actionable insights, interactive visualizations, and clear statistics—empowering you to understand your conversations at a glance.

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Key Features

• Comprehensive Chat Statistics:
  • Message counts, user activity, word and emoji usage, media/link sharing
  • Response time analysis and conversation flow metrics
• Sentiment & Toxicity Analysis:
  • Visualize emotional tone and detect negative language patterns
  • Identify toxic messages and users with customizable detection
• Topic Modeling:
  • Discover main discussion topics and keyword trends
• Time Trends:
  • Visualize chat activity by hour, day, week, and month
• Interactive Visualizations:
  • Word clouds, heatmaps, and dynamic charts
  • Filter by user, date range, or message type
• Responsive UI:
  • Clean, mobile-friendly design for all devices
• Privacy by Design:
  • All analysis runs locally—your data never leaves your computer

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Getting Started

1. Export Your WhatsApp Chat

• Android: Open chat → Menu (⋮) → More → Export chat → Without Media
• iPhone: Open chat → Tap group/contact name → Export Chat → Without Media
• Transfer the .txt file to your computer.

2. Install and Run the Analyzer

# Clone the repository
https://github.com/Rana-Zaeem/Whats_app_chat_analyzer.git
cd Whats_app_chat_analyzer

# (Optional) Create a virtual environment
python -m venv venv
# Activate (Windows)
venv\Scripts\activate
# Activate (macOS/Linux)
source venv/bin/activate

# Install dependencies
pip install -r requirements.txt

# Launch the app
streamlit run app.py

3. Upload and Explore

• Open your browser at