Free WhatsApp Tools, Built by Organizers
We’re activists and developers who organize with WhatsApp. Here we share the tools, guides and research we built, free for everyone who works for a better world. No sign-up, nothing to install.
WhatsApp Link Preview Debugger
Test how your link looks when shared on WhatsApp
Most popular toolWhatsApp Link Generator
Create wa.me links with live preview
Bulk WhatsApp Sender Helper
Personalized wa.me links for a whole contact list
New toolWhatsApp QR Generator
Turn a WhatsApp message into a scannable QR code
WhatsApp Share Widget
Embed a share button with a rich preview
Phone Number Validator
Check if a phone number is valid, plus its country & type
WhatsApp API Pricing Calculator
Estimate WhatsApp Business API cost per country
SMS vs WhatsApp Cost Comparison
Compare SMS and WhatsApp messaging costs side by side
Going further: chatbots and messaging at scale
Our free tools cover links and widgets. If you want an automated chatbot or to message a list of contacts, our plain-language guide explains the options: for businesses, nonprofits and campaigns alike, including what to do if you can’t use the official WhatsApp API.
WhatsApp reference guides
Free, plain-language references on how WhatsApp links, limits and bulk-messaging options actually work, kept up to date and citable.
Parties on WhatsApp
Which European parties run a channel, and how many follow it
WhatsApp Pricing Changes
Every pricing change since 2019, dated and sourced
WhatsApp Limits & Rules
Every current limit in one dated, citable table
wa.me Link Format
The complete click-to-chat URL format explained
Bulk Messaging Options
The seven ways to message many people, compared
WhatsApp Link Preview Problems
The preview problems we see most, counted live from the debugger
From the blog
Field notes on using WhatsApp for campaigns, organizing and social causes: strategy, broadcast lists, Channels and the rules that keep your number safe.
