Email Translation API

Email Translation API for Multilingual Applications

Automatically translate emails using the TranslatePlus Email Translation API. Translate transactional and marketing emails into 130+ languages to deliver localized communication to global users.

Automatically Translate Emails for Global Users

Modern applications send thousands of emails every day, including:

  • transactional emails
  • account notifications
  • order confirmations
  • marketing campaigns

The TranslatePlus Email Translation API allows developers to automatically translate email content so users receive messages in their preferred language.

This helps businesses improve global communication, increase engagement, and deliver localized user experiences.

What the API translates

Email subject lines and HTML body content, keeping formatting intact for email templates.

Email subject
Localize subject lines automatically.
HTML body templates
Translate HTML email content without breaking tags.
130+ languages
Send localized emails to global users.
Multilingual notifications
Automate global communication at scale.
How it works

Translate Emails with a Simple API Request

Send an email subject and HTML body, then receive translated results for your target language.

  • Provide subject + HTML body content.
  • Select the target language for delivery.
  • Send localized transactional and marketing emails automatically.
Request
curl -X POST https://api.translateplus.io/v2/translate/email \
  -H "X-API-KEY: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "subject": "Welcome to our platform",
    "body": "<p>Hello! Thanks for joining our service.</p>",
    "source": "en",
    "target": "es"
}'
Response
{
  "translated_subject": "Bienvenido a nuestra plataforma",
  "translated_body": "<p>¡Hola! Gracias por unirte a nuestro servicio.</p>",
  "source_language": "en",
  "target_language": "es"
}

Key Features of the Email Translation API

Translate email content automatically for global users and multilingual teams.

Translate Email Content Automatically

Automatically translate email messages based on user preferences.

Support for HTML Email Templates

Translate HTML templates without breaking formatting.

Multilingual Notifications

Send localized notifications to users worldwide.

130+ Supported Languages

Translate email content across major global languages.

Use Cases for Email Translation

Common scenarios where multilingual email automation delivers immediate value.

Transactional Emails

Translate order confirmations, password reset emails, and shipping notifications automatically.

Marketing Campaigns

Send multilingual marketing emails to international customers.

SaaS Product Notifications

Deliver localized system notifications to global users.

Customer Support Communication

Automatically translate email responses between customers and support teams.

Automate Multilingual Email Workflows

Using the TranslatePlus Email Translation API, applications can send localized transactional emails, automate multilingual marketing campaigns, translate notification emails automatically, and support global user communication.

This allows companies to scale email communication globally without manually translating templates.

Email Translation vs HTML Translation

Choose the right endpoint for your email and template workflows.

FeatureHTML Translation APIEmail Translation API
Translate HTML content
Email subject translation
Email template support
Transactional email workflows

Translate Email Content across 130+ Languages

translation api languages for global communication across transactional and marketing emails.

SpanishFrenchGermanArabicPortugueseChineseJapaneseHindi

Deliver localized user experiences

Detect a user's preferred language, translate email content, and send messages in the right language—without rewriting templates manually.

Localization at send-time
Automate translation before delivery

Explore Other Translation APIs

TranslatePlus provides APIs for various translation workflows.

Text Translation API

Translate single text inputs instantly using a REST endpoint.

Batch Translation API

Translate multiple texts and large datasets in one request.

HTML Translation API

Translate website content while preserving HTML structure.

Subtitle Translation API

Automatically translate SRT subtitle files.

Language Detection API

Detect the language of any text before translation.

Frequently Asked Questions

Start Sending Multilingual Emails

Use the TranslatePlus Email Translation API to automatically translate email content and deliver localized communication for global users.