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WhatsApp Business API
SMS API Integration

Reach your customers where they already are. We set up WhatsApp Business API integrations, SMS campaigns, and IVR systems that automate order updates, appointment reminders, and customer support at scale.

Whether it's OTP verification, bulk promotional SMS, or a full call center IVR flow, we handle the setup and integration end to end.

Timeline 1 – 2 weeks
Support Post-launch included
Approach Fully customized

What's Included

WhatsApp Business API
SMS API Integration
IVR Solutions
Bulk SMS Campaigns
OTP & Verification Messaging
Automated Order/Appointment Alerts
Call Center & Helpline Setup
Two-Way Customer Messaging
Why Error Tech Solutions

Why Choose Us for Call & SMS Services

01

Reach customers on channels they already use

02

Automated, reliable delivery at scale

03

Seamless integration with existing systems

Our Process

How We Deliver Call & SMS Services

1

Discover

Understand your goals, audience, and current setup.

2

Plan & Design

Map the approach and design the experience before building.

3

Build & Test

Develop the solution and test it thoroughly before launch.

4

Launch & Support

Go live, then stay supported with ongoing help as you grow.

Cost

Curious what Call & SMS Services typically costs? Check our package pricing for a starting point.

See Pricing →
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Ready to get started with Call & SMS Services?

Book a free consultation and we'll scope your project together.

Get Free Consultation