SMM and marketing
Build a more relevant audience and remove empty contacts before campaigns.
NMChecker helps identify which phone numbers are registered in Telegram, clean inactive contacts and export results in a convenient format for marketing, CRM and analytics.
No manual checking, messy spreadsheets or wasted contacts.

The service is useful for teams working with contact databases, advertising campaigns, CRM, outreach and analytics. It helps understand which numbers are actually connected to Telegram accounts.
Build a more relevant audience and remove empty contacts before campaigns.
Keep CRM records updated and focus on useful contacts.
Check large lists faster than manually with flexible limits.
Filter inactive, blocked or invalid records.
Account upload, database import, proxy settings, checking limits and result export — without extra steps.
Detects whether a phone number is registered in Telegram.
TDATA, SESSION and SESSION+JSON support.
HTTP and SOCKS5 proxies from most providers.
TXT, CSV and XLSX: phone, username, ID, name and more.
Checks per account, delays and cycle settings.
Parallel processing for higher checking speed.
Detailed program logs for control and reporting.
Prepare the phone book before checking numbers.
The YouTube review link has been added to the video block. Open it in a new tab or watch it on the page.
Upload accounts and numbers, set parameters, start checking and download the result.
Add TDATA, SESSION or SESSION+JSON accounts.
Upload TXT/RTF database and configure limits.
The app processes the list and filters numbers.
Export ready data in a convenient format.
NMChecker reduces manual work, speeds up database preparation and helps make faster decisions about contacts.
Automation instead of manual number search.
Fewer outdated records and more useful contacts.
Move results to CRM, spreadsheets or other tools.
You control accounts, proxies, limits and export options.
Start with a free test or choose the right license.
24 hours / 1000 number balance
Monthly license / 50,000 checked numbers
Annual license / 1-year access
A separate page with headings, anchor links and quick navigation to the right section.
A full blog page with separate article pages has been added. Below are the latest posts.
A practical overview: prepare data, start checking and use the result.
Read →The difference between account formats and when to use each one.
Read →HTTP, SOCKS5, stability, privacy and basic setup advice.
Read →Short answers about formats, proxies, test access and checking results.
TDATA, SESSION and SESSION+JSON.
Full checking uses working Telegram accounts.
HTTP and SOCKS5. Stable private proxies are recommended.
A list of numbers with checking results and additional data depending on export settings.
Yes, 24-hour test access and 1000 number balance are available.
Send a request, download the program or contact us on Telegram — we will help choose the right option.