# PWF Platform

> Phone number list checks: upload a list and find out which numbers are registered on iMessage, RCS, Facebook, WhatsApp Quick, WhatsApp Standard or WhatsApp Detailed. Pay per number in EUR from a prepaid balance (crypto top-ups). Results are two files: registered and not registered.

Checks:

- iMessage Checker: €120 per 1,000,000 numbers, minimum file 500 numbers. Finds the numbers that are linked to an active Apple device, so you know who is on iPhone
- RCS Checker: €120 per 1,000,000 numbers, minimum file 3,000 numbers. Finds the numbers that can receive RCS messages (rich chat messages that go further than SMS)
- Facebook Checker: €60 per 1,000,000 numbers, minimum file 500 numbers. Finds the numbers that are linked to a Facebook account
- WhatsApp Quick Check: €10 per 1,000,000 numbers, minimum file 500 numbers. A fast pass over your list that splits it into numbers with a WhatsApp account and numbers without one
- WhatsApp Standard Check: €35 per 1,000,000 numbers, minimum file 2,000 numbers. Splits your list into numbers with a working WhatsApp account and numbers without one
- WhatsApp Detailed Check: €50 per 1,000,000 numbers, minimum file 3,000 numbers. Our most thorough WhatsApp check, for lists where every number counts
- Network lookup: €5 per 100,000 numbers whose network is found, the others are free. Which mobile network gave out each number, one file per network

You only pay for the unique numbers of the order's country, with no subscription, and see the exact amount before you pay. Creating an account is free, the minimum top-up is €10. Ordering needs an account and a person signed in on the website.

## For agents

- [Services API docs](https://pwfplatform.net/docs/api): read-only JSON, no key needed
- [Services (JSON)](https://pwfplatform.net/api/v1/services)
- [How ordering works (JSON)](https://pwfplatform.net/api/v1/ordering)
- [Price of a list (JSON)](https://pwfplatform.net/api/v1/quote?service=ID&numbers=N)
- [MCP server](https://pwfplatform.net/mcp): Streamable HTTP, tools list_services, get_quote, get_ordering_info
- [OpenAPI](https://pwfplatform.net/openapi.json)
- [Agent skill](https://pwfplatform.net/.well-known/agent-skills/pwf-platform-prices/SKILL.md)

## Pages

- [Home](https://pwfplatform.net/): services, how it works, FAQ (send Accept: text/markdown for Markdown)
- [Pricing](https://pwfplatform.net/pricing): every check's price per 1,000,000 numbers, minimum file, example costs and how payment works
- [About](https://pwfplatform.net/about): what PWF Platform is, what its checks find and do not find, who uses it, payment, file retention and contact
- [Free network lookup](https://pwfplatform.net/network-lookup): one phone number -> its mobile network, country and flag, free (captcha)
- [WhatsApp checker by country](https://pwfplatform.net/whatsapp-checker/countries): one page per country with how its mobile numbers are written, its mobile networks and prefixes, and the price
- [WhatsApp Standard Check](https://pwfplatform.net/whatsapp-checker): Upload your list and get it back in two files: the numbers that have a WhatsApp account and the ones that do not. You only pay for unique numbers
- [iMessage Checker](https://pwfplatform.net/imessage-checker): Upload your list and see which numbers are registered for iMessage, the messaging service of Apple devices, and which are not
- [RCS Checker](https://pwfplatform.net/rcs-checker): Upload your list and see which numbers can receive RCS messages, the rich chat messages that replace SMS on more and more phones, and which can only get SMS
- [Facebook Checker](https://pwfplatform.net/facebook-number-checker): Upload your list and see which phone numbers are linked to a Facebook account and which are not
- [Terms of Service](https://pwfplatform.net/terms.php)
- [Privacy Policy](https://pwfplatform.net/privacy.php)
- [Blog](https://pwfplatform.net/blog): guides on checking and cleaning phone number lists
  - [How to choose a WhatsApp number checker: 10 questions to ask before you pay](https://pwfplatform.net/blog/how-to-choose-a-whatsapp-number-checker): Duplicates, exact prices, your WhatsApp account, file retention and support: ten questions to compare number checkers before you pay
  - [WhatsApp Quick, Standard or Detailed check: which one should you pick?](https://pwfplatform.net/blog/whatsapp-quick-standard-detailed-check): The three WhatsApp checks side by side: what each one does, what it costs, when to use it and how to combine them on big lists
  - [Facebook and Instagram ads: check your customer list before you upload it](https://pwfplatform.net/blog/facebook-instagram-customer-list-check): Why customer lists often match badly in Meta Ads Manager, and how to check which numbers are linked to Facebook and Instagram before you build an audience
  - [iMessage or SMS: how to find out which numbers use an iPhone](https://pwfplatform.net/blog/imessage-or-sms-which-numbers-use-an-iphone): Blue or green bubble: how to check one number by hand, how to check a whole list, and why it helps to know who uses an iPhone
  - [RCS vs SMS: which numbers can receive RCS messages?](https://pwfplatform.net/blog/rcs-vs-sms): What RCS is, how it differs from SMS for businesses, and how to find out which numbers in your list can receive RCS messages
  - [How to clean a phone number list before a campaign](https://pwfplatform.net/blog/clean-a-phone-number-list): Ten steps from a messy export to a list that is ready to use, including the Excel settings that stop your numbers from breaking
  - [How to write phone numbers in international format (with examples for 20 countries)](https://pwfplatform.net/blog/phone-number-international-format): The three rules of international phone number format, a table for 20 countries, and the mistakes that make numbers fail
  - [How to check if a phone number is on WhatsApp (one number or a whole list)](https://pwfplatform.net/blog/how-to-check-if-a-number-is-on-whatsapp): Two quick ways to check a single number by hand, how to check thousands at once, and how to prepare your list and read the results

## Optional

- [Create an account](https://pwfplatform.net/register.php)
- [Agent access (auth.md)](https://pwfplatform.net/auth.md)