A privacy-first WhatsApp chat analyzer that transforms your exported chat files into beautiful analytics dashboards -- 100% offline.
| Feature | Description |
|---|---|
| Analytics at a Glance | Total messages, words & media counts, per-participant breakdowns, average messages per day, chat duration & activity timeline |
| Activity Heatmap | 7x24 day-hour activity grid, night owl / early bird detection, peak activity hour identification, visual color-coded intensity |
| Emoji Intelligence | Top emoji rankings, per-participant emoji profiles, emoji usage over time, most expressive moments |
| Response Time Analysis | Average reply speed per person, who responds fastest to whom, response time distributions, conversation flow insights |
| Fun Insights | Longest chatting streak, busiest day ever, night owl detection, auto-generated chat facts |
| Privacy First | 100% local processing, no data sent anywhere, works fully offline, your chats stay yours |
git clone https://github.com/your-username/WhatStat.git
cd WhatStat
flutter pub get
flutter run- Export your WhatsApp chat -- Open a chat, tap the menu, select "Export chat", choose "Without media"
- Import -- Open WhatStat and select the exported
.txtfile - Explore -- View your analytics dashboard with charts, heatmaps, emoji stats, and fun insights