⚡ How It Works
Start a WhatsApp or Telegram conversation instantly in 3 simple steps without saving temporary contacts to your address book:
Enter Phone Number
Select the country code and type or paste any international phone number.
Select or Type Message
Pick a saved quick template or type a customized greeting (optional).
Launch Direct Chat
Click "Chat on WhatsApp", "WA Business", or "Telegram" to open the official app directly.
✨ Why Use Say Hi?
100% Client-Side Privacy
No numbers or messages are ever saved or sent to any server. Your data stays in your browser.
Instant & Lightweight
Zero bloat, zero trackers, and works offline as an installable Progressive Web App (PWA).
Multi-Platform Ready
Direct support for standard WhatsApp, WhatsApp Business, and Telegram.
Smart Quick Templates
Organize, customize, reorder, and star your favorite prewritten templates for fast messaging.
🎯 Popular Use Cases
❓ Frequently Asked Questions
How do I message on WhatsApp without saving the number?
wa.me) to start the chat directly.