Whatsapp Validator

WAValidator Extension lets you check whether a phone number is available on WhatsApp directly from your browser quickly and reliably.

It’s built for teams and individuals who handle large lists of contacts and want a simple way to verify numbers without switching between tools. Whether you’re working in lead qualification, CRM cleanup, customer support, or outreach, WAValidator helps you validate numbers with a few clicks.

Features

Single Number Validation

Validate any number in seconds

Clear status result: Valid / Invalid

Displays remaining credits after each check

Bulk Validation

Paste a list of numbers (one per line, comma, or space separated)

Import CSV or TXT files

Automatic formatting, cleanup, and duplicate removal

Live progress tracking while validation runs

Export & Reporting

Export results to CSV

Keep a clean record of validated contacts

Secure by Design

Your API key is stored locally in your browser and is only used to send validation requests to wavalidator.com.
No tracking, no ads, and no third-party data sharing.

Powered by the official WAValidator API.