🏦 For Banks & Financial Institutions

WhatsApp API for Banks — Transaction Alerts, OTPs & Account Updates

Send secure transaction alerts, deliver OTPs, provide account updates, and send loan reminders on WhatsApp. Pakistan's reliable WhatsApp API for the banking sector.

Why Banks Choose Postabi

Secure, Instant Banking Communication

WhatsApp is the most widely used messaging app in Pakistan. Postabi helps banks deliver secure transaction alerts, OTPs, account notifications, and loan reminders instantly.

💳

Transaction Alerts

Send real-time debit/credit alerts for all transactions — ATM withdrawals, transfers, payments, and deposits.

🔑

OTP Delivery

Deliver one-time passwords securely via WhatsApp for login verifications, transactions, and account access.

📊

Account Updates

Notify customers about balance changes, statement availability, profile updates, and account status changes.

📋

Loan Reminders

Send EMI due reminders, loan approval notifications, and repayment confirmations automatically.

💬 Get WhatsApp API for Your Bank

How It Works

Setup in 3 Simple Steps

Choose Your Plan

WhatsApp Web API (Rs.3,000/mo) or Meta Business API (one-time Rs.5,000 setup).

Connect Your Number

Scan QR (Web API) or we set up Meta API remotely. Takes just minutes.

Start Messaging

Integrate with your banking system via API and start sending automated alerts.

Web API PriceRs. 3,000 / month

Meta API SetupRs. 5,000 (one-time)

No per-msg charges (Web API)Free messaging

Use Cases

How Banks Use Postabi

💳

Real-time Transaction Alerts

Notify customers instantly for every transaction — payments, transfers, ATM withdrawals, and POS purchases.

🔑

OTP & Security Codes

Deliver one-time passwords and security codes via WhatsApp for login verification and transaction authorisation.

📊

Account Statements

Send monthly account statements, mini statements, and balance alerts directly to customers on WhatsApp.

📋

Loan Lifecycle

Automate loan application acknowledgements, approval notifications, EMI reminders, and payoff confirmations.

💬 Start Free — Contact Us on WhatsApp

FAQs

Frequently Asked Questions

Is WhatsApp API secure enough for banking communication?

Yes. WhatsApp uses end-to-end encryption for all messages. Additionally, our Meta API solution supports business verification and official WhatsApp Business profiles for added trust.

Can Postabi integrate with core banking systems?

Yes. Our REST API can integrate with your core banking system, payment gateway, or CRM to trigger WhatsApp notifications from any banking event.

Can customers check their balance on WhatsApp?

With Meta API, you can build an interactive banking assistant that lets customers check balances, view transactions, and get support directly on WhatsApp.

Is there a limit on transaction alerts?

With Web API (Rs.3,000/mo), there are no per-message limits. Send unlimited transaction alerts, OTPs, and account updates.

Get Started Today

Ready to Transform Banking Communication?

Join financial institutions across Pakistan using Postabi to deliver secure, instant WhatsApp messaging to their customers. Start with a free consultation.

💬 WhatsApp Us Now 📧 Email Us

Reply in 1 hour · Support in Urdu & English · Pakistan-based team