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How do I do WhatsApp marketing for my business?

Collect opted-in numbers and send them things they asked for, from the free WhatsApp Business app at first and the WhatsApp Business Platform (API) once you need broadcasts at scale. Start in the app: a full business profile, a catalog, quick replies and a wa.me link on Instagram, your site and packaging. When the list outgrows one phone, move to the API through a provider: AiSensy has a Free Forever plan and broadcasts from ₹1,500 a month, Interakt's Growth plan is ₹2,799 a month, WATI's is ₹2,699 a month billed quarterly. Meta charges per delivered message by category (marketing, utility, authentication), from 1 October 2026 only the first 1,000 service messages a month per number are free, and messages to people who arrive from a click-to-WhatsApp ad are free for up to 7 days. Bulk-sending from a normal WhatsApp number breaks WhatsApp's terms. The rule: earn the opt-in, then use WhatsApp for order updates, restocks and drops rather than daily offers.

Part of WhatsApp marketing on eChai Explore.

Go deeper

9 resources, 5 India-specific, 9 link-checked.

📄 Article
✓ Link checked Free Beginner

WhatsApp's own instructions for wa.me links, including links that open a chat with a pre-filled message.

How to use click to chat

From faq.whatsapp.com by WhatsApp 2 min

  • Use https://wa.me/ followed by the full number in international format
  • Leave out the plus sign, zeros, brackets and dashes
  • Add ?text= with URL-encoded words to pre-fill a message
Open faq.whatsapp.com →
📄 Article
✓ Link checked Free Intermediate

Meta's own pricing documentation for the WhatsApp Business Platform, which is where any BSP's rates start.

Pricing on the WhatsApp Business Platform

From Meta for Developers by Meta

  • Since 1 July 2025 Meta charges per delivered template message, by category and recipient country
  • From 1 October 2026 utility messages inside the 24-hour window are charged, and service messages are free only up to 1,000 a month per number
  • Eligible Indian businesses must move their accounts to INR billing by 31 December 2026
Open developers.facebook.com →
📄 Article
✓ Link checked Free Beginner

WhatsApp's consumer terms, which prohibit bulk messaging and auto-messaging from regular accounts; which is why 'bulk sender' tools that automate a normal number break WhatsApp's rules.

WhatsApp Terms of Service

From whatsapp.com by WhatsApp 15 min

  • Bulk messaging and auto-messaging from a regular account breach the terms
  • Business messaging at scale belongs on the WhatsApp Business Platform
  • Never run a business on a personal number you cannot afford to lose
Open whatsapp.com →
📄 Article
✓ Link checked India Free Intermediate

Lays out WhatsApp as a full commerce channel, catalogue, payments, cart recovery, post-purchase, not just a broadcast tool, with the sequencing (start with cart/order-update automation, build up to full conversational commerce) that matches how Indian founders actually roll it out.

WhatsApp Commerce for D2C Brands: The Complete India Playbook

From productgrowth.in by Product Growth Intelligence

  • Architecture: catalogue layer, conversation-automation layer, then broadcast/segmentation layer on top.
  • Abandoned-cart WhatsApp flows can return ₹15-40 revenue per message sent, directional, verify against your own AOV.
  • Explicit opt-in and Meta template approval (2-3 business days) are the most common founder mistakes to avoid.
Open productgrowth.in →
🛠️ Tool
✓ Link checked Free Beginner

WhatsApp's free app for small businesses: a business profile, catalog, greeting and away messages and quick replies on one phone number, the right first step before paying for the API.

WhatsApp Business App

From business.whatsapp.com by WhatsApp 3 min

WhatsApp Business on eChai Explore

  • Free to download and use on a business number
  • Profile, catalog and automated greetings help customers order without a website
  • Move to the Business Platform only when one phone can't keep up
Open business.whatsapp.com →
🛠️ Tool
✓ Link checked India Freemium Beginner

AiSensy's WhatsApp API plans for Indian businesses: a Free Forever plan without broadcasts, Basic at ₹1,500 a month, per-message rates for Indian users from 1 October 2026 (marketing ₹1.09; utility, authentication and service ₹0.145), and AI agent and chatbot add-ons.

AiSensy Pricing

From aisensy.com by AiSensy 5 min

AiSensy on eChai Explore

  • Free Forever: claim the API and apply for the blue tick, no broadcasts
  • Basic: ₹1,500 a month for broadcasts, retargeting and a team inbox
  • WhatsApp AI Agent add-on ₹1,350 a month with 1,000 AI messages
Open aisensy.com →
🛠️ Tool
✓ Link checked India Paid Beginner

Interakt's WhatsApp and Instagram plans: Growth ₹2,799 a month and Advanced ₹3,799 a month plus taxes, with per-message rates shown (marketing ₹0.97, utility ₹0.16) after the 1,000 free service messages.

Interakt Pricing

From interakt.shop by Interakt 4 min

Interakt on eChai Explore

  • Growth ₹2,799 a month plus taxes, unlimited agents
  • Marketing ₹0.97 and utility ₹0.16 a message on its rate card
  • Built for Shopify stores, with Instagram DM automation
Open interakt.shop →
🛠️ Tool
✓ Link checked India Freemium Beginner

The direct source for Wati's actual current India pricing tiers, check here before trusting a third-party pricing comparison article that may already be stale.

Wati Pricing | WhatsApp Business API

From Wati by Wati

Wati on eChai Explore

  • India-specific plan tiers with per-user add-on pricing
  • Pay-as-you-go entry option for light broadcast use
  • Annual subscription discount available
Open wati.io →

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