What is number checker.ai?
Secure bulk WhatsApp number checker & validation API. Clean contact lists, boost marketing ROI with 99.9% accuracy. Try our free demo now!
Problem
Users need to validate WhatsApp numbers manually or with less accurate tools, leading to inefficient and error-prone contact list management that reduces marketing campaign effectiveness.
Solution
A SaaS tool enabling bulk WhatsApp number validation with 99.9% accuracy via API, allowing users to clean contact lists, improve deliverability, and integrate validation into workflows (e.g., checking 10k numbers in minutes).
Customers
Marketing teams, sales professionals, and CRM managers needing high-quality WhatsApp contact lists for campaigns.
Unique Features
Bulk validation API, 99.9% accuracy, real-time verification, and GDPR-compliant data security.
User Comments
Saves hours on list cleaning
Boosted campaign ROI by 40%
Easy API integration
Reliable for large datasets
Free demo is useful for testing
Traction
Launched in 2024, used by 5,000+ businesses, $25k MRR (estimated from pricing), featured on ProductHunt with 500+ upvotes
Market Size
Global cloud-based contact center market valued at $25.9 billion in 2023 (Fortune Business Insights), with WhatsApp Business serving 50M+ companies.
