Key detection quickly identifies targeted Vietnamese Zalo users and screens active users.

From blind optimism based on "format" to the inefficient and torturous process of manually dialing, and then to discovering the power of ITG's global filtering tool, I finally figured out an efficient method for filtering WhatsApp numbers.

Want to improve ad reach? The system offers customized and fine-grained filtering modes to filter target customers by age, gender, frequency of interaction, and online time.Is batch management across multiple platforms too cumbersome? The cloud control system supports one-click export of screening results, enabling unified management across Telegram, WhatsApp, Facebook, and LinkedIn.

Want to quickly target potential customers? The system combines interaction screening, online screening, and age and gender screening to ensure precise and efficient outreach.Confused about managing a large number of accounts? The system offers self-screening, proxy screening, and detailed screening modes for efficient bulk account management, saving your team's operational time.Want to understand user activity patterns? The system uses power-on and online screening to quickly identify the online status of high-value users and improve your advertising hit rate.

Is your social media marketing conversion rate unsatisfactory? The cloud control platform uses multi-dimensional filtering based on profile pictures, nicknames, age, and gender to precisely target potential users and improve marketing effectiveness.Want to stand out in your social media marketing? The cloud control system filters potential users by interaction frequency and online time, allowing you to precisely reach high-value customers.

Is managing multiple accounts too cumbersome? The system supports self-screening and proxy screening modes, making it easy for your team to manage Telegram, WhatsApp, LinkedIn, and Facebook accounts.

Struggling to sift through a large number of accounts? The system uses age, gender, activity level, and online time to target users across multiple dimensions, improving the efficiency of social media marketing.I went through a lot of detours because I neglected WhatsApp number filtering: from incorrect number formats to inefficient manual verification, until I discovered the ITG global filtering tool, which truly unlocked the secret to efficient number filtering.

From format misjudgment to the inefficiency of manual verification, and then to the intelligent leap of ITG's full-domain filtering, my WhatsApp number filtering journey has made me deeply aware of its value.With its advanced algorithms and massive data processing capabilities, WhatsApp number screening can not only efficiently verify number activity but also significantly improve marketing conversion rates.

In the digital marketing arena of 2025, Telegram's number-checking system has become an essential tool for precision marketing, especially when combined with WhatsApp's number-checking technology, which can maximize cross-platform customer reach.Telegram's number filtering system not only efficiently filters invalid numbers, but also uses big data analysis to identify active users, helping marketers avoid wasting resources.