Introduction

In 2025, WhatsApp continues to dominate communication for both personal and business use. Businesses now rely on bulk WhatsApp messaging to promote offers, engage customers, and boost conversions.

Whether you’re a startup or a growing enterprise, knowing how to send bulk WhatsApp messages and choosing the right software—like Whatsboost—is crucial to successful campaigns.

In this guide, you’ll learn how to send bulk messages on WhatsApp and discover the top 15 bulk WhatsApp messaging tools in 2025.

What is Bulk WhatsApp Messaging?

Bulk WhatsApp Messaging refers to sending a single message to many WhatsApp users at once. It’s used for:

• Product launches
  
  

• Customer updates
  
  

• Promotions and deals
  
  

• Surveys and feedback
  
  

• Reminders and notifications
  
  

How to Send Bulk WhatsApp Messages in 2025

Here’s how to send bulk WhatsApp messages step-by-step:

• Step 1: Register for WhatsApp Business API
  
  

• Apply through Meta’s Business Manager.
  
  

• You’ll need verification and approval.
  
  

• Step 2: Choose a Bulk Messaging Tool (e.g., Whatsboost)
  
  

• Choose a platform that integrates with WhatsApp API.
  
  

• Whatsboost allows message automation, personalization, analytics, and bulk campaigns.
  
  

• Step 3: Import Your Contact List
  
  

• Upload your opt-in contacts in CSV or Excel format.
  
  

• Step 4: Create a Message Template
  
  

• Design rich templates (text, image, video, buttons).
  
  

• WhatsApp needs to approve these before use.
  
  

• Step 5: Launch Your Campaign
  
  

• Send messages instantly or schedule them.
  
  

• Monitor delivery and engagement via real-time analytics.
  
  

Important Note: WhatsApp’s policy restricts spam. Only send messages to users who have opted in.

Top 15 WhatsApp Bulk Message Senders in 2025

Here’s a list of the most reliable, feature-rich, and secure bulk messaging platforms this year:

• 1. Whatsboost
  
  

• Business API approved
  
  

• Chatbots, campaign tracking, automation
  
  

• Real-time delivery reports and segmentation
  
  

• Easy-to-use dashboard for large-scale messaging
  
  

• 2. WATI
  
  

• No-code automation
  
  

• Broadcast lists, CRM integration
  
  

• Shared team inbox
  
  

• 3. Zoko
  
  

• Unified customer interaction
  
  

• Seamless Shopify integration
  
  

• Payment and sales analytics
  
  

• 4. AiSensy
  
  

• Drag-and-drop campaign builder
  
  

• Broadcast messages with media
  
  

• Real-time analytics
  
  

• 5. Interakt
  
  

• WhatsApp CRM, chatbot support
  
  

• Shopify and WooCommerce integration
  
  

• Campaign tagging & automation
  
  

• 6. Vepaar
  
  

• Sell directly on WhatsApp
  
  

• Storefront + CRM + broadcasting
  
  

• Multi-agent support
  
  

• 7. Trengo
  
  

• Omnichannel dashboard
  
  

• Team collaboration
  
  

• Supports WhatsApp, email, Instagram
  
  

• 8. DelightChat
  
  

• For D2C brands
  
  

• Bulk messaging with product links
  
  

• Easy Shopify connection
  
  

• 9. Gallabox
  
  

• Flow builder for lead qualification
  
  

• API integrations for lead nurturing
  
  

• Built-in customer support features
  
  

• 10. SendChamp
  
  

• Multi-channel messaging: WhatsApp, SMS, Email
  
  

• Developer-friendly API
  
  

• Scalable for small to large teams
  
  

• 11. Picky Assist
  
  

• Connect WhatsApp to over 1000+ apps
  
  

• Smart reply automation
  
  

• Bulk SMS + WhatsApp
  
  

• 12. Respond.io
  
  

• Centralized messaging for all platforms
  
  

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