9+ services · 99.9% accuracy

Verify Any Number Across 9+ Networks

WhatsApp, Telegram, Viber, Binance, KuCoin, iOS, DHL, RCS and more. Filter millions of numbers with high speed and accuracy — pay only for what you use.

No Credit Card Required
DHL Number Checker Facebook Filter Ios Device checker Number Validator RCS Checker Viber Filter WhatsApp Filter Whatsapp Filter Business DHL Number Checker Facebook Filter Ios Device checker Number Validator RCS Checker Viber Filter WhatsApp Filter Whatsapp Filter Business
256-bit Encryption All data is encrypted end-to-end
Secure Payments PCI-compliant payment processing
50+ Services Global carrier coverage
0
Numbers Filtered
0
Accuracy Rate
0
Happy Clients
0
System Uptime
Operational
How It Works

Three Simple Steps

Get started in minutes with our streamlined process

Upload Numbers

Upload your phone number list or enter them manually

Select Service

Choose the carrier or service to check against

Download Results

Get your filtered results in seconds, ready to export

Live Demo

See PWF Platform In Action

Watch how easy it is to filter numbers in 3 simple steps

pwfplatform.com
1 Select Service
2 Upload Numbers
3 Confirm & Pay
DHL Number Checker
€5.00 per 10K
Facebook Filter
€5.00 per 10K
Ios Device checker
€5.50 per 10K
Click to upload or drag and drop
Upload your phone numbers file
numbers_list.txt
10,000
Processing your order... 0%
0
Active
0
Inactive
Premium Features

Why Choose PWF Platform?

Experience the power of next-generation filtering. Designed for speed, security, and scale.

Lightning Fast Engine

Don't wait for hours. Our multi-threaded engine processes up to 100,000 numbers per minute with 99.9% uptime.

Bank-Grade Security

Your data is yours alone. We use end-to-end encryption and automatically wipe your lists after processing.

Powerful API

Integrate number verification into your own apps with our developer-friendly REST API. Full documentation and SDKs included.

Universal Formats

Whether you use CSV, TXT, or Excel, we handle it all. Export your clean lists in the format you need.

For Developers

Integrate filtering into your stack with our REST API

The same filtering engine that powers the platform — exposed through an API with JWT auth and webhook notifications.

Secure authentication

OAuth client credentials with short-lived JWT tokens.

Instant results

Submit numbers, poll status, download results programmatically.

Webhook notifications

Your server gets notified the moment each order completes.

Get API access
# 1) Get an access token
curl -X POST https://pwfplatform.com/api/v1/auth/token.php \
  -H "Content-Type: application/json" \
  -d '{"grant_type":"client_credentials",
       "client_id":"YOUR_CLIENT_ID",
       "client_secret":"YOUR_CLIENT_SECRET"}'

# 2) Submit numbers for checking
curl -X POST https://pwfplatform.com/api/v1/services/ws-check.php \
  -H "Authorization: Bearer <TOKEN>" \
  -H "Content-Type: application/json" \
  -d '{"service_code":"whatsapp_filter",
       "numbers":"4915123456789\n31612345678"}'

# 3) Poll the order status
curl "https://pwfplatform.com/api/v1/services/ws-check-status.php?order_id=2673" \
  -H "Authorization: Bearer <TOKEN>"
// User Love

Trusted by Top Marketers

Join the elite circle of marketers who have optimized their workflow.

“The speed is incredible. I used to wait hours for other tools, but WS Checker finishes the job in minutes. Highly recommended!”

Marcus T.
Marcus T. Marketing Manager

“Best accuracy in the market. My campaign bounce rates dropped significantly after switching to this service.”

Sarah Ahmed
Sarah Ahmed Digital Agency Owner

“The API integration was smooth and the documentation is clear. Perfect for our automated workflow.”

Mike K.
Mike K. Software Developer

“The filtering speed is unmatched. We processed our entire database in minutes. A game changer for us.”

David Chen
David Chen E-commerce Director

“Great ROI. The clean lists helped us reduce our SMS costs by 40%. Highly recommended for any marketer.”

Emma Wilson
Emma Wilson Marketing Specialist

“Solid API and excellent support. Integration was a breeze and the uptime has been perfect so far.”

James Rodriguez
James Rodriguez Tech Lead

“The speed is incredible. I used to wait hours for other tools, but WS Checker finishes the job in minutes. Highly recommended!”

Marcus T.
Marcus T. Marketing Manager

“Best accuracy in the market. My campaign bounce rates dropped significantly after switching to this service.”

Sarah Ahmed
Sarah Ahmed Digital Agency Owner

“The API integration was smooth and the documentation is clear. Perfect for our automated workflow.”

Mike K.
Mike K. Software Developer

“The filtering speed is unmatched. We processed our entire database in minutes. A game changer for us.”

David Chen
David Chen E-commerce Director

“Great ROI. The clean lists helped us reduce our SMS costs by 40%. Highly recommended for any marketer.”

Emma Wilson
Emma Wilson Marketing Specialist

“Solid API and excellent support. Integration was a breeze and the uptime has been perfect so far.”

James Rodriguez
James Rodriguez Tech Lead
FAQ

Frequently Asked Questions

Everything you need to know about our service

Upload your phone numbers and select a carrier service. Our system checks each number against real-time carrier databases and returns the filtered results within seconds.

We support TXT and CSV file uploads. You can also paste numbers directly into the input field. Results can be downloaded in TXT format.

Our system connects to live carrier databases, providing highly accurate, real-time results. Accuracy rates are typically above 97%.

Absolutely. All uploads are encrypted with 256-bit SSL, processed in isolated sessions, and automatically deleted within 24 hours. We never share or sell your data.

Pricing is based on the number of phone numbers checked and the service selected. Visit our pricing page for detailed rates. Volume discounts are available.

Yes! We offer a full REST API for developers and businesses who need to integrate number filtering into their own applications. Check the API documentation for details.

Ready to Optimize Your Lists?

Join thousands of satisfied users and start filtering your numbers today.

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