Converix AI

SMS & Voice API

Global SMS and voice messaging infrastructure with 99.9% uptime guarantee. Reach customers instantly across 180+ countries with enterprise-grade reliability.

99.9%
Uptime Guarantee
180+
Countries Covered
<100ms
Average Latency
10B+
Messages Delivered

Powerful Features

Everything you need for reliable SMS and voice communications

Two-Way SMS

Send and receive SMS messages with full conversation tracking and automated responses.

Voice Calls

High-quality voice calls with advanced routing and call recording capabilities.

Global Coverage

Reach customers in 180+ countries with local number provisioning and compliance.

Enterprise Security

End-to-end encryption and SOC 2 compliance for secure communications.

Instant Delivery

Lightning-fast message delivery with real-time status updates and delivery receipts.

Advanced Analytics

Comprehensive reporting and analytics to optimize your messaging campaigns.

Social proof

Trusted by industry leaders

Teams sending OTPs, alerts, and two-way SMS on India and global routes.

Login OTPs used to stall when one aggregator dropped. Fallback across SMS and WhatsApp cut failed verifications during evening peaks.
Ananya Rao
VP Engineering · Digital lending · Bengaluru
Order confirmations and delivery updates run on WhatsApp templates from the same API as our SMS alerts. Support is not copy-pasting from a spreadsheet anymore.
Rohit Mehta
Head of Customer Experience · D2C retail · Mumbai
TRAI DLT and sender IDs were blocking go-live. Their team treated registration as part of production — not a ticket after we had already integrated.
Kavya Iyer
CTO · Diagnostics · Hyderabad

Why Choose Our SMS & Voice API?

Built for scale, designed for reliability, optimized for performance

Industry Leading Reliability

99.9% uptime SLA with redundant infrastructure across multiple data centers globally.

24/7 Expert Support

Dedicated support team available around the clock with average response time under 5 minutes.

Lightning Fast Setup

Get started in minutes with our simple API integration and comprehensive documentation.

Enterprise Grade Security

SOC 2 Type II certified with end-to-end encryption and compliance with global regulations.

Frequently Asked Questions

Everything you need to know about our SMS & Voice API

What countries do you support for SMS and Voice?

We support SMS and Voice services in 180+ countries worldwide. Our global network ensures reliable delivery with local number provisioning where available.

How quickly are SMS messages delivered?

Most SMS messages are delivered within seconds. Our average delivery time is under 100ms with real-time delivery receipts to track message status.

Do you provide phone numbers for different countries?

Yes, we offer local phone numbers in 60+ countries, toll-free numbers, and short codes for various regions to help you establish local presence.

What kind of analytics and reporting do you provide?

Our platform provides comprehensive analytics including delivery rates, response rates, geographic distribution, and campaign performance metrics with real-time dashboards.

Is there an API for integration?

Yes, we provide RESTful APIs with comprehensive documentation, SDKs for popular programming languages, and webhook support for real-time notifications.

Ready to Get Started?

Start sending SMS and making voice calls in minutes with our powerful API