Articles & Guides
Everything you can build with WhatsApp, email and SMS
Integration guides, SDK references, and use-case articles - grouped by topic.
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Featured- DentistsDentists: how many chairs did no-shows empty this week?Day-before reminders by WhatsApp or SMS from the practice's own number, time and place only, replies in one inbox.
- SalonsSalons: free WhatsApp reminders, so what's the catch?Confirmations, day-before reminders, re-booking nudges and last-minute openings from the salon's own WhatsApp number.
By profession
Practical guides by job: sales, hotels, restaurants, shops, tradespeople, freelancers and tutors.
- SalesSales: WhatsApp and email in one inbox, free
- HotelHotels: confirm every booking on WhatsApp, automatically
- SellersSell on WhatsApp: never lose a customer chat again
- E-commerceE-commerce: 5 WhatsApp and SMS order updates, free
- RestaurantRestaurants: fewer empty tables with SMS reminders
- Real estateReal estate agents: follow up every lead with AI
- TradesTradespeople: SMS appointment reminders and quotes, free
- FreelanceFreelancers: let Claude answer your WhatsApp in 2026
- TutorsPrivate tutors: 5 parent messages to automate in 2026
- FitnessGyms and coaches: which members are about to quit?
- Driving schoolsDriving schools: the night-before text that saves lessons
- AssociationsSports clubs: call-ups every player actually reads
- LandlordsLandlords: rent reminders that go out on time, politely
- AgenciesAgencies: WhatsApp for every client, no Meta setup
- EventsEvent organizers: free WhatsApp and SMS guest reminders
- GaragesGarages: free "your car is ready" texts and MOT reminders
- DentistsDentists: how many chairs did no-shows empty this week?
- SalonsSalons: free WhatsApp reminders, so what's the catch?
Email & multi-channel
Email from your own mailbox, and email + WhatsApp in one request.
Comparisons
Unlimited Messaging versus the other WhatsApp APIs.
- AndroidWhat is the best Android SMS gateway? 2026 comparison
- WhatsApp Business app or API: which one do you need in 2026?
- Whapi vs Maytapi vs us: which WhatsApp API wins in 2026?
- TwilioTwilio alternative: is Twilio really worth the price?
- WATIWATI alternative: is WATI really worth it?
- GREEN-APIGREEN-API vs UltraMsg vs us: which one holds up in 2026?
- Evolution APIEvolution API alternative: is self-hosting really free?
- Baileyswhatsapp-web.js vs Baileys: which one still works in 2026?
- FreeFree WhatsApp API in 2026: which ones are really free?
- BrevoBrevo alternative: still worth it for WhatsApp and SMS?
- SMS APIsCheapest SMS API in 2026: what does an SMS really cost?
AI & Automation
Connect AI assistants and automation tools to WhatsApp, email and SMS.
- SMSCan Claude or ChatGPT send SMS for you? Yes, here is how
- AI agentsWhatsApp third-party AI agents: how they work in 2026
- OpenClawLooking for an OpenClaw alternative for WhatsApp? Try this
- AI agentsHow to give your AI agent WhatsApp and email in 2026
- ChatGPTIs ChatGPT still on WhatsApp in 2026? What changed
- What is a WhatsApp MCP server? The 2026 guide
- ClaudeHow to connect Claude to WhatsApp (2026 guide)
- ChatGPTHow to connect ChatGPT to your WhatsApp in 2026
- ClaudeI let Claude plan 3 weeks in Malaysia over WhatsApp
- Automate WhatsApp in n8n with one community node
Developer SDKs
Official libraries for Python, TypeScript, and Node.js.
WhatsApp Business, API, marketing, and unlimited messaging.
- How to send WhatsApp messages to any number in 2026
- WhatsApp REST API: your first message from code, step by step
- WhatsApp marketing in 2026: how to run campaigns that get read
- Can you really send unlimited WhatsApp messages? Here is how
- How to avoid a WhatsApp ban: the practices that really work
- FreeFree bulk WhatsApp senders: which ones get numbers banned?
- Free unlimited WhatsApp: is there really no catch?
Messaging
OTP, transactional notifications, SMS alternatives.
- Why send your OTP codes by WhatsApp instead of SMS?
- Order confirmations on WhatsApp: the 2026 setup guide
- Unlimited SMS by API: use the plan you already pay for
- How to send SMS by API from your own number (free app)
- SMS, WhatsApp or email: which one should you use in 2026?
- FreeFree SMS API: what is really free, and what is a trial?
