This service allows you to determine which phone numbers are registered with WhatsApp Business. The check is performed against the downloaded contact database and helps to accurately filter active WhatsApp business accounts. Using the service, you can quickly understand which numbers are actually using WhatsApp Business and which are inactive, regular or not in the system. This significantly improves the quality of your database and makes future mailings more effective. Service benefits: high accuracy of number verification; filtering only active WhatsApp Business accounts; saving budget on mailings; increasing conversion of communications; convenience of working with large contact databases. Ideal for marketing, targeted mailings, CRM customer processing and building effective advertising campaigns in instant messengers. Report: valid numbers

The service is designed to analyze and determine the gender and age of users based on phone numbers registered in WhatsApp. Allows you to process large contact databases and receive a structured report indicating valid numbers, expected gender and age category of users. The tool helps you better understand your audience, segment your customers, and improve the effectiveness of your WhatsApp marketing campaigns and emails. Report: valid numbers / gender / age

The service is designed to determine the time of last activity of WhatsApp users based on the downloaded database of phone numbers. Allows you to analyze when the account was last online. Report: valid numbers / last online activity