Coverage in 190+ Countries

SMS That Converts into Growth

Reach customers instantly with over 90% open rates in under 5 seconds. Send campaigns across 190 countries with carrier-grade infrastructure built for scale, speed, and deliverability.

Trusted by 1,000+ companies around the world

Smart Template Builder

Effortlessly design and customize SMS templates for faster messaging.

Pre-built & custom message templates with intelligent personalization variables that adapt based on customer data and behavioral triggers.

Send messages to 190+ countries with automatic compliance for local regulations and carrier requirements. Support for multiple sender IDs, regional languages, and time zone scheduling ensures your messages arrive when customers are most likely to engage.

Handle high-volume campaigns without breaking a sweat. AI-powered routing and intelligent load balancing optimize delivery speed across carriers to make sure every message reaches its destination, even during peak traffic.

Let AI analyze past behavior, time zones, and engagement patterns to automatically schedule messages for maximum open rates and response.

Deploy AI chatbots that handle customer questions, process orders, and provide support through natural SMS conversations, for driving engagement without expanding your team.

How to Get Started With Your SMS Outreach?

Start connecting with your audience instantly by setting up your first SMS campaign in just a few steps.

Step 1: Import Contacts & Segment

Upload your contact list or sync from your CRM. Automatically segment by behavior, location, or custom attributes.

Step 2: Create Personalized Messages

Build templates with dynamic variables that can be scheduled to send or launched instantly.

Step 3: Track Campaign Performance

Monitor delivery rates, opens, clicks, and conversions in real-time. Refine messaging based on what drives results.

Why is Zixflow SMS API Different?

Zixflow combines SMS with other channels, along with a full-fledged CRM, so you manage all customer communication from one place.

Complete Campaign Management

Everything you need to launch successful campaigns is already here: contact lists, behavioral tags, audience segments, message templates, suppression lists, and unsubscribe handling. No third-party tools required.

Link Tracking & Retargeting

Automatically shorten URLs and track every click in real-time. See exactly who engaged with your SMS, then retarget interested customers with personalized follow-ups based on their behavior.

Unified Customer Data Platform

Track SMS engagement using smart filters to segment audiences, create custom fields for any data point, and manage opt-ins across all channels from one dashboard.

AI-Powered Failover Delivery

Never lose a message to carrier downtime. Our intelligent routing engine automatically switches between operators when one fails, ensuring 100% deliverability even during network issues or peak traffic.

True Global Coverage

Send OTP, promotional, and transactional SMS across 190+ countries with local sender IDs and regional language support. Schedule campaigns by time zone to reach every audience at the optimal moment.

Developer-friendly REST API

Integrate SMS into any application with our robust REST API. Trigger messages from your platform, sync customer data in real-time, and build custom workflows that fit your business requirements.

Enterprise-ready APIs to Build Custom Experiences

For teams that need direct programmatic access, Zixflow offers comprehensive APIs that power messaging infrastructure for thousands of companies worldwide.

WhatsApp Business API

Send rich media messages with AI-optimized timing. Ideal for AI-triggered service and personalized engagement.

RCS API

Rich messaging that grabs attention. Send images, carousels, and interactive buttons for engaging customer experiences beyond plain text.

SMS API

Global SMS delivery with <2.5s median delivery. Local numbers in 140+ countries with automatic failover.

Email API

Own and operate the channels: 40% of world's email and SMS with 99.95% SLA-backed uptime.

Push Notifications

Deliver instant updates that keep users engaged.

Silent Network Authentication

Verify users securely without interruptions.

Case Studies

Zixflow powers our eCommerce with multichannel automation, boosting engagement & sales!

Zixflow has achieved a 98% OTP delivery success rate, enhancing user authentication and engagement.

We blindly trust Zixflow to send millions of messages to all our customers on different channels, daily. Super reliable.

We were losing sign-ups until Zixflow recovered messages, improving delivery & cutting costs.

Frequently Asked Questions

How can I use Zixflow's SMS service?

What is a bulk SMS service?

Which is the best bulk SMS service provider?

Is there any limit to the messages I can send?

What KYC documents do I need to start sending international messages?

Can I send bulk SMS for free?

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