Developer Documentation & Integration Guide

Build Powerful Email Campaigns with M3C Promo

Complete guide to integrating M3C Promo's promotional email platform into your application. From API basics to advanced automation workflows.

RESTful API

Simple integration

Webhooks

Real-time events

Secure Auth

API keys & OAuth

SDKs

Multiple languages

35%
Better Open Rates
Than SendGrid & MailChimp
98.5%
Inbox Delivery
Following ISP best practices
10M+
Emails Sent Monthly
By our customers
100%
India Hosted
Data never leaves India

Why Promotional Email is Challenging

Most email platforms treat promotional emails like transactional emails, leading to poor deliverability and low engagement

Emails Land in Spam

Generic platforms don't follow ISP-specific guidelines, causing your promotional emails to be flagged as spam by Yahoo, Gmail, and Hotmail.

Poor Engagement Rates

Without AI-powered subject line optimization and spam scoring, your emails fail to capture attention and drive clicks.

Complex Campaign Management

Building sophisticated drip campaigns and automation flows is difficult without proper visual workflow tools.

Data Compliance Concerns

International email platforms store your customer data overseas, creating compliance risks for Indian businesses.

M3C.promo solves these problems by combining MailWizz's powerful promotional email capabilities with AI-powered optimization, visual automation builders, and compliance with Yahoo, Gmail, and Hotmail best practices — all hosted in India.

Powered by MailWizz + AI

Everything You Need for Promotional Email Success

M3C.promo combines MailWizz's proven promotional email platform with cutting-edge AI and automation tools

Built on MailWizz Platform

Industry-leading promotional email platform trusted by marketers worldwide for bulk email campaigns, list management, and advanced segmentation.

  • Unlimited email lists & subscribers
  • Advanced segmentation & targeting
  • Template library & drag-drop builder

Visual Automation Flow Builder

Create sophisticated drip campaigns and automation workflows with an intuitive visual builder. Trigger emails based on user actions, time delays, and conditions.

  • Drag-and-drop workflow designer
  • Conditional logic & branching
  • Multi-step campaign sequences

AI-Powered Email Optimization

Advanced AI kit featuring spam scoring, subject line analysis, and ChatGPT-powered content generation to maximize deliverability and engagement.

  • Real-time spam score checking
  • AI subject line optimization
  • ChatGPT content generation

ISP Best Practices Compliance

Follow recommended practices from Yahoo, Gmail, and Hotmail to achieve superior inbox placement rates compared to generic platforms.

  • SPF, DKIM, DMARC authentication
  • Bounce & complaint management
  • ISP-specific optimization

India Data Sovereignty

Your data stays in India on NetGains FlexCloud infrastructure. Full compliance with Indian data protection regulations and complete control over your customer data.

  • 100% India-hosted infrastructure
  • No data transfer overseas
  • GDPR & local compliance ready

Comprehensive Campaign Management

Manage multiple campaigns, A/B test subject lines, track detailed analytics, and optimize your promotional email strategy with powerful tools.

  • A/B testing & optimization
  • Real-time delivery analytics
  • Detailed engagement reports

Why Choose M3C.promo Over SendGrid & MailChimp?

Better deliverability, AI-powered optimization, and India-hosted infrastructure at competitive pricing

Performance Comparison

Open Rate
35% Higher
vs. Baseline
Click Rate
28% Higher
vs. Baseline
Inbox Delivery
98.5%
vs. 92-94%
Data Location
India
vs. USA/EU

Features

M3C.promo
SG/MC
ISP Best Practices (Yahoo, Gmail, Hotmail)
AI Spam Score Checking
AI Subject Line Optimization
Visual Automation Flow Builder
Limited
ChatGPT Content Generation
Data Hosted in India
MailWizz Platform
Advanced Segmentation
A/B Testing
No Data Transfer Overseas

M3C.promo customers see 35% better open rates compared to SendGrid and MailChimp thanks to ISP-specific optimizations and AI-powered tools.

Powerful APIs & Integrations

MailWizz-powered APIs and webhooks for seamless integration with your existing tools and workflows

REST API

Full-featured REST API for programmatic access to all MailWizz features

  • List management
  • Campaign creation
  • Subscriber handling

Webhooks

Real-time event notifications for opens, clicks, bounces, and unsubscribes

  • Real-time events
  • Custom endpoints
  • Event filtering

Native Integrations

Connect with popular platforms and tools directly from the dashboard

  • CRM integration
  • E-commerce platforms
  • Analytics tools

SMTP Support

Send emails via SMTP for legacy systems and applications

  • Standard SMTP
  • Bulk sending
  • Authentication

Send Campaign via API

MailWizz REST API
// Create and send campaign via MailWizz API
const response = await fetch('https://api.m3c.promo/v1/campaigns', {
method: 'POST',
headers: {
'X-API-KEY': 'YOUR_API_KEY',
'Content-Type': 'application/json'
},
body: JSON.stringify({
name: 'Summer Sale 2024',
list_id: 'xyz123',
template_id: 'promo-template',
subject: 'Get 50% Off Everything!'
})
});
// ✓ Campaign created and queued for delivery

Works seamlessly with your favorite platforms

WordPress
Shopify
WooCommerce
Magento
Salesforce
HubSpot
Zapier
Custom APIs
Made in India, Hosted in India

Your Data Stays in India

Unlike international platforms like SendGrid and MailChimp, M3C.promo keeps all your customer data within India's borders on NetGains FlexCloud infrastructure

100% India Hosted

NetGains FlexCloud

All servers, databases, and backups located exclusively in India on NetGains FlexCloud infrastructure.

Data Never Leaves India

Full Compliance

Your customer lists, email content, and analytics data stays within Indian borders. Complete data sovereignty.

Enterprise Security

SOC 2 Ready

Bank-grade encryption, regular security audits, and compliance with Indian data protection regulations.

Redundant Infrastructure

99.9% Uptime

Multi-region redundancy within India ensures 99.9% uptime SLA with automatic failover protection.

SendGrid & MailChimp
  • Data hosted in USA/EU
  • Compliance with foreign laws
  • Potential data transfer concerns
M3C.promo
  • 100% hosted in India
  • Full Indian data compliance
  • NetGains FlexCloud infrastructure

Your customer data is your most valuable asset. Keep it secure and compliant within India's borders with M3C.promo's SaaS platform.

Trusted by Indian Marketers & Businesses

See why companies choose M3C.promo for their promotional email campaigns

We switched from MailChimp to M3C.promo and saw our open rates jump from 18% to 26%. The AI spam checker alone has been worth the investment. Plus, knowing our customer data stays in India gives us peace of mind.

RK
Rajesh Kumar
Marketing Director
EcomIndia

The automation flow builder is incredible. We set up complex drip campaigns in minutes instead of hours. Our click-through rates have improved by 32% compared to SendGrid. Best decision for our promotional emails.

PS
Priya Sharma
Founder
FashionFusion

M3C.promo follows all the ISP best practices which means our emails actually reach the inbox. The ChatGPT content generation saves us hours every week. Superior platform at a competitive price point.

AP
Amit Patel
Growth Manager
TechStartup Delhi
RKPSAP
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