Phone Validator

About this app

Looking to clean your contact lists and verify phone numbers quickly and accurately? Phone Validator is the must-have app that helps you identify the line type of any phone number—mobile, landline, VoIP, or invalid—in just a few clicks. Whether you're validating a single number or thousands at once, our app makes the process simple, fast, and reliable. We use Twilio for this app, all you need to do is register a Twilio account before starting using this app. The look up service is almost 100% correctness for US/CA phone numbers, but it will work for the other countries too! Our Phone Validator app will help you check phone number line type: mobile, landline, voiceip, or invalid... in bulk by uploading a CSV file to the app and click Verify to start checking. Some impressive features: - Bulk phone number look up: mobile, landline, voip... - Export to CSV file with the line type details. - Individual phone number line type check. - Very detail log, both from app and from Twilio API call. - Support all countries, not only US/CA! Perfect for: - Marketing teams cleaning up lead databases - Businesses validating customer contact info - Developers and data analysts working with phone data - Anyone who needs to avoid invalid or wrong phone types IMPORTANT NOTES: after finish cleaning up, you need to export to result to CSV, if not, the new import will remove the old data, you have to re-check the old one if you need it again! Whether you're a marketer, a CRM admin, or just someone trying to organize your contact list, Phone Validator gives you the tools you need to keep your data clean and reliable.

Update to latest libraries

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

1. First observed Aug 21, 2026 · 9:25 AM Free