What is Whats91?
Whats91 is a Meta Verified WhatsApp Cloud API platform for Indian businesses that need official WhatsApp Business API messaging, ERP integration, templates, webhooks, chatbot automation, and compliance-ready customer communication.
WhatsApp Cloud API v21.0 Ready
Enterprise Conversations.Engineered for the Cloud.
Scale your communication with the most advanced WhatsApp Cloud API platform in India. Full integration with Busy Accounting and Custom CRMs.
500 msgs/sec throughput
256-bit encryption
Meta Verified BSP
webhook-payload.json
{
"entry": [{
"changes": [{
"value": {
"messaging_product": "whatsapp",
"messages": [{
"from": "91XXXXXXXXXX",
"type": "text",
"text": {"body": "Balance"}
}]
}
}]
}]
}W91
Whats91 Enterprise
✓ Verified Business
Balance
Your Account Summary
Outstanding: ₹45,000
Due Date: 15 Jan 2026
99.9% Uptime
SLA Guaranteed
WhatsApp Solutions
Everything your enterprise needs
From marketing automation to deep ERP integration, we provide comprehensive WhatsApp Business solutions.
Marketing & Engagement
98% open rates, broadcast scheduling for millions of users, and Click-to-WhatsApp ads that lower acquisition costs by 50%.
BroadcastCTWA AdsCart Recovery
Most Popular
Busy Accounting & ERP
Automate invoices, payment reminders, and real-time ledger inquiries directly from WhatsApp.
InvoicesRemindersLedger Bot
Support & Operations
24/7 AI-powered chatbots that handle routine FAQs and escalate complex cases without losing context.
AI ChatbotsMulti-AgentSmart Routing
Developer Sandbox
Handle incoming payloads, webhook security, and Graph API documentation for custom CRM builds.
WebhooksPayload DocsSDKs
Busy Accounting Integration
Transform Busy into a Conversational Interface
Transform Busy Accounting Software into a two-way conversational interface, enabling real-time transactional flows.
Invoice Automation
When an invoice is saved in Busy, instantly trigger a Utility template with a direct PDF attachment.
Real-time Ledger Inquiry
Users type 'Balance' or 'Statement' to receive real-time outstanding with payment links.
ERP Chatbot
Proactive communication that reduces call center overhead by 40-50% for routine queries.
Standard vs Whats91 Enterprise
Delivery Success
Standard
Variable PC uptime
Whats91
99.9% Meta-hosted
Media Handling
Standard
15-day link expiry
Whats91
Direct secure PDF
Interactivity
Standard
Broadcast-only
Whats91
Full chatbot support
Scalability
Standard
256 contacts max
Whats91
500 msgs/second
Standard Notifications vs. Whats91 Enterprise Cloud API
| Feature | Standard Notification | Whats91 Enterprise |
|---|---|---|
| Delivery Success | Variable PC uptime | 99.9% Meta-hosted |
| Media Handling | 15-day link expiry | Direct secure PDF |
| Interactivity | Broadcast-only | Full chatbot support |
| Scalability | 256 contacts max | 500 msgs/second |
Developer-First
Technical Excellence: Webhooks & Payloads
Integrating a custom CRM requires robust payload management. We provide a high-availability webhook environment that captures every user interaction.
Graph API v21.0 Support
Full compatibility with Business Calling and WhatsApp Flows.
Signature Validation
SHA256 security for every payload transit.
Developer Documentation
Endpoints, rate-limiting rules, and media management.
webhook.js
// Handle incoming WhatsApp payload
app.post('/webhook', (req, res) => {
const signature = req.headers['x-hub-signature-256'];
// Validate SHA256 signature
if (!validateSignature(signature, req.body)) {
return res.status(401).send('Invalid');
}
const { entry } = req.body;
const message = entry[0].changes[0].value.messages[0];
// Route by message type
switch (message.type) {
case 'text':
handleTextInquiry(message.text.body);
break;
case 'interactive':
handleButtonResponse(message.interactive);
break;
case 'location':
findNearestService(message.location);
break;
}
res.status(200).send('OK');
});Text
Simple text inquiries
Interactive
Buttons & lists
Location
GPS coordinates
Media
Images & documents
Security & Compliance
Enterprise-Grade Security
Your business data is your most valuable asset. We ensure the highest level of security and compliance.
ISO 27001
Info Security
ISO 27701
Privacy
SOC 2
Reliability
GDPR
EU Data
DPDP
India 2023
End-to-End Encryption
256-bit Signal encryption ensures only sender and recipient can read messages.
Military-Grade Infrastructure
Hosted on AWS/Azure with 99.9% uptime SLAs and proactive threat monitoring.
DPDP Act Compliance
Tools for opt-in management, data minimization, and user data deletion.
Compliance under India's DPDP Act 2023
The Digital Personal Data Protection Act emphasizes purpose limitation, data minimization, and user rights.
- Explicit Opt-ins with consent records
- Opt-out mechanisms in every thread
- Data Portability on request
- Purpose limitation practices
Quality Rating Protection
Stay in Meta's Green Zone
Our analytics dashboard monitors your sender reputation, ensuring your verified business identity remains protected.
ROI & Business Impact
Measurable Results for Your Enterprise
Higher engagement, faster sales cycles, and reduced operational costs.
98%
Message Open Rate
vs 42% for email
50%
Lower Acquisition
via CTWA ads
95%
Efficiency Gain
routine tasks
40-50%
Support Reduction
via chatbot
Marketing Strategy Impact
Abandoned Cart Recovery
45-60%Automated nudges 15-30 mins after cart drop.
vs 10% email
Lead Qualification
3xZero-friction in-chat forms collect PII instantly.
higher conversion
Invoice Payment Speed
90%+Direct PDF invoices with payment links.
open rate
Abandoned Cart Recovery
Automated nudges 15-30 mins after cart drop.
45-60%
vs 10% email
Lead Qualification
Zero-friction in-chat forms collect PII instantly.
3x
higher conversion
Invoice Payment Speed
Direct PDF invoices with payment links.
90%+
open rate
Efficiency Gain Formula
η = (Tmanual - Tauto) / Tmanual × 100
Where Tauto is under 5 seconds for routine queries
Frequently Asked Questions
Whats91, WhatsApp Cloud API, and ERP Automation
What is WhatsApp Cloud API?
WhatsApp Cloud API is Meta's hosted API for sending and receiving WhatsApp Business Platform messages at scale. It supports templates, webhooks, media, interactive replies, automation, and CRM or ERP integrations.
How does Busy Accounting WhatsApp integration work?
Whats91 connects Busy Accounting workflows with WhatsApp so businesses can automate invoice delivery, ledger balance replies, payment reminders, dispatch updates, reports, and customer self-service chatbot flows.
Does Whats91 support chatbot automation?
Yes. Whats91 supports WhatsApp chatbot automation for FAQs, ledger inquiries, lead qualification, payment reminders, order updates, interactive buttons, and escalation to human support teams.
Is Whats91 suitable for DPDP and enterprise compliance?
Whats91 is built for enterprise messaging workflows with opt-in tracking, webhook security, audit-friendly logs, DPDP-aware data practices, and compliance support for regulated customer communication.
How can I estimate WhatsApp API cost in India?
Use the Whats91 WhatsApp API cost calculator or the WhatsApp Cloud API pricing India guide to estimate marketing, utility, authentication, service, GST, BSP markup, and hidden infrastructure costs.