WA Filter & Number Checker: Check & Verify WhatsApp Numbers

Overview

WA Filter & Number Checker WA Filter helps you verify WhatsApp numbers in bulk so you can clean your contact lists before a campaign. Paste numbers or import a CSV, run the check, and see which contacts are active. Everything runs locally in your browser. Core features ✅ Bulk number verification Paste numbers directly or import an Excel or CSV file to check which are active in one pass. Stop spending effort on outdated or invalid contacts. ✅ Number generator Create number lists with international country codes to build fresh outreach lists for new regions. ✅ Downloadable reports Your last 5 sessions are stored automatically. Export the results and import them into your CRM or outreach tool. ✅ CSV import with sample file Upload contacts quickly using the included sample template, built for teams working with large lists. ✅ One-click filtering Click Start Filter and copy the cleaned output instantly. Fast and responsive for daily use. ✅ Built-in tutorial A step-by-step video inside the extension helps you get started in minutes. Why choose WA Filter ✔️ Check large batches of numbers quickly ✔️ Clean interface with no login required ✔️ Runs fully in your browser, so your data stays on your device ✔️ Useful for marketing, sales, and CRM data validation ✔️ Lightweight, with no separate software to install Who it is for Marketing agencies cleaning leads before a campaign, recruiters validating candidate numbers, sales teams checking contacts before outreach, and CRM managers improving database health. How to use 1. Install the extension and pin it for quick access. 2. Paste your numbers or upload a CSV file. 3. Click Start Filter and let the tool check each number. 4. Download or copy the results for your campaign. 📞 Support 📧 Email: support@wa-contact-extractor.com 💬 WhatsApp: +91 93994 34740 🔐 Privacy Policy All filtering is performed locally in your browser. No data is uploaded, stored, or tracked externally. Your data = your control. ⚠️ Disclaimer: This extension is not endorsed by WhatsApp™ or Meta™. It is an independent tool built to help users verify WhatsApp contacts in line with WhatsApp™ policies. ————————————— LEGAL ————————————— WhatsApp™ is a trademark of WhatsApp Inc., registered in the U.S. and other countries. WA Filter is not affiliated with WhatsApp™ or Meta™.