📱 WhatsApp Number Filter

⚠️ Status: No Longer Maintained / Abandoned

This implementation uses whatsapp-web.js to check if phone numbers are registered on WhatsApp.

00. Intro WhatsApp number filter tool comes in handy to check if a particular phone number is on WhatsApp or not.

You just need to enter your phone numbers into the "nomor.txt" file for bulk number checking.

01. How to use ?

• Clone or download this repo
• Enter to the project directory
• Run npm install
• Run node app.js
• Don't forget to input list of numbers (country code without +) in file "nomor.txt"

Example format in nomor.txt:

6283XXXXXXXXX 
6282XXXXXXXXX 
6285XXXXXXXXX

02. Process

• Wait for connecting to WhatsApp Web
• Scan the QR Code with your phone
• The tool will automatically check your number list
• Results will be displayed showing AKTIF (active) or NON-WA (not on WhatsApp)

03. Features

• Uses WhatsApp Web client for reliable checking
• Automatic session persistence (no need to scan QR every time)
• Rate limiting to avoid being blocked
• Clear status indicators for each number
• Supports Indonesian phone number formatting

04. Requirements

• Node.js (v14 or higher recommended)
• Chrome/Chromium browser (automatically handled by Puppeteer)
• Active WhatsApp account for scanning QR code

05. Notes

• The first run requires QR code scanning
• Subsequent runs will use saved session data
• Add delays between checks to avoid rate limiting
• Tool automatically formats Indonesian numbers (adds 62 country code)