2 items
Check if a number is on WhatsApp - Validate phone numbers instantly 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.
Jan 19, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.