Master How to Send Bulk WhatsApp Messages: 2025 Success Guide

8 Minutes Read

Sending bulk WhatsApp messages is a transformative tool for businesses, marketers, and creators seeking instant audience reach. But how do you do it without adding contacts or paying a fortune? This 2025 guide reveals free methods, tools, and hacks to send bulk WhatsApp messages without violating WhatsApp’s policies. Let’s dive in!

What are bulk WhatsApp messages?

Bulk Broadcast WhatsApp Messages allow businesses to send a single message to multiple recipients simultaneously via WhatsApp, typically using tools like WhatsApp Business API or third-party platforms. It’s ideal for marketing campaigns, updates, alerts, or customer engagement, ensuring quick, wide-reaching communication while adhering to WhatsApp’s anti-spam policies.

Business Updates
Offers & Product Announcements
Events
Holidays
Service Messages

Why Send Bulk WhatsApp Messages?

Sending bulk WhatsApp messages is an efficient way for businesses to engage customers instantly, deliver personalized updates, and drive action. With high open rates and direct access to users’ chat lists, it’s ideal for time-sensitive alerts (e.g., order confirmations, appointment reminders), promotional offers, or sharing important news. Bulk messaging saves time, reduces costs compared to SMS/email, and fosters trust through a familiar, interactive platform—all while ensuring targeted, compliant communication if recipients have opted in. It’s a strategic tool to boost visibility, retention, and conversions.

How WhatsApp’s 2025 Spam Rules Will Wreck Your Campaigns

WhatsApp banned 2.9M accounts in July 2024 alone. Their 2025 updates are stricter:

New API Limits: Only 1,000 messages/day for unverified business accounts.
Spam Triggers: Sending >5 messages/minute or using words like “discount” or “free” in blasts.
Hardware Bans: Blocking IMEI numbers of repeat offenders.

How to send bulk messages on WhatsApp?

The top 10 tools to help send bulk messages on WhatsApp using multiple ways based on your requirements and scale of operation. Here’s a complete guide on various methods.

Method 1: Use WhatsApp Broadcast (Official Method)

WhatsApp Broadcast lets you message up to 256 contacts simultaneously, but individuals must have their numbers saved. Here’s how:

Open WhatsApp, tap More options (⋮) and select New Broadcast.
Select up to 256 recipients (they MUST have your number saved).
Write your message and hit Send.

Limitations: It is not truly “bulk” and requires saved contacts.

Method 2: Use WhatsApp Business App

WhatsApp Business allows businesses to send bulk messages to customers who have opted to receive communications. Here’s how you can do it:

Download and install the WhatsApp Business app.
Set up your business profile.
Use the Broadcast Lists feature to send messages to multiple contacts.
Personalize messages using templates or saved replies.

Limitations: Messages can only be sent to a limited number of contacts, and the contact must have your number saved.

Method 3: Use WhatsApp Business API

WhatsApp Business API is designed to send bulk messages on a larger scale and also supports automation, analytics, and integration with CRM tools. Steps to set up a business API:

Sign up with a WhatsApp Business API provider (e.g., Waakif, Twilio, MessageBird, or WATI).
Get your business verified and approved by WhatsApp.
Upload your contact list and create message templates.
Use the API to send bulk messages to your audience.

Limitations: Requires approval from WhatsApp

Pro Tips to Avoid Bans from Sending Bulk Messages

✅ Don’t spam: Send <50 messages/hour.
✅ Personalize content: Avoid generic “Dear Customer” texts.
✅ Use opt-in lists: Only message users who consented.
✅ Avoid links: they trigger WhatsApp’s spam detectors.

How to Send Bulk WhatsApp Messages: Step-by-Step Guide

Send bulk WhatsApp messages using Waakif. Easy steps to follow:

1. Create Or Import a Contact List

Start by importing your contacts—for instance, customers from your POS system or Shopify—into your messaging platform before sending bulk WhatsApp messages. Segment these contacts into groups based on interests, location, purchase history, or other criteria. This ensures targeted, personalized communication (e.g., order updates for recent buyers, promotions for specific regions). By integrating POS/Shopify data, you leverage existing customer insights to boost relevance, engagement, and conversion rates while maintaining compliance with WhatsApp’s opt-in policies.

2. Craft Your Message Using AI

Waakif AI to create customized WhatsApp templates tailored to your audience and campaign goals. Input your brand voice, key details (e.g., promotions, updates), and target audience preferences into AI platforms to generate personalized, compliant message drafts. Refine these templates to ensure clarity, conciseness, and relevance—whether for sales alerts, appointment reminders, or loyalty rewards. AI can also optimize language for engagement and adapt templates to WhatsApp’s format (character limits, quick-reply buttons). This streamlines bulk messaging while maintaining consistency and compliance with WhatsApp’s template approval guidelines. Also helps to say in WhatsApp policy. With sending personalized messages.

3. Personalize Your Message with AI Precision

Enhance the impact of your communication on Waakif by leveraging AI-driven personalization. Automatically integrate dynamic elements such as the recipient’s name, order details, preferred delivery time, and location to craft messages that feel tailored and relevant. Whether it’s promotional offers, order updates, or engagement reminders, ensure every message resonates with your audience for better customer retention and satisfaction.

4. Schedule and Automate Your Messages

Optimize your outreach strategy on Waakif by scheduling messages at the perfect time for maximum engagement. Whether it’s promotions, order updates, or reminders, choose the ideal date and time to ensure your messages reach customers when they are most likely to engage. With automated scheduling and a simple click of ‘Send,’ streamline your communication effortlessly.

Best Practices for Sending Bulk WhatsApp Messages

To maximize the effectiveness of your bulk WhatsApp campaigns, follow these key best practices:

Segment Your Audience – Target specific groups based on demographics, interests, or preferences to ensure messages are relevant and engaging.
Keep it Concise – Short and clear messages capture attention, avoid information overload, and improve retention.
Test Before Sending – Send test messages to verify formatting and content, ensuring professionalism and accuracy.
Analyze and Optimize – Track key metrics like delivery, open, and click-through rates to measure performance and refine future campaigns.
Identify Trends – Study engagement patterns to understand audience preferences and improve message effectiveness.
Segment Results – Break down campaign data by different criteria to tailor messaging strategies for better engagement.
Compare Campaigns – Evaluate different campaign strategies to determine what works best and optimize accordingly.
Gather Feedback – Collect customer insights to refine messaging and improve communication relevance.

By following these steps, you can create high-impact WhatsApp campaigns that boost engagement, drive conversions, and enhance customer relationships.

Conclusion

Sending bulk WhatsApp messages in 2025 is a powerful strategy for businesses, marketers, and creators looking to engage their audience instantly. However, with WhatsApp’s updated spam rules, it’s crucial to use compliant methods like WhatsApp Broadcast, WhatsApp Business, or WhatsApp Business API to avoid bans.

Waakif simplifies bulk messaging by offering AI-powered personalization, automated scheduling, and analytics to optimize your campaigns. By following best practices—such as segmenting your audience, keeping messages concise, and analyzing campaign performance—you can maximize engagement and drive conversions.

Bulk WhatsApp messaging, when combined with appropriate tools and strategies, can significantly transform your business, fostering stronger customer relationships while adhering to WhatsApp’s policies.