Skip to content
Support Buy Now

WhatSender Pro Chrome extension adds WhatsApp real-time chat translation on web.whatsapp.com: incoming and outgoing messages show translations inside each bubble, smart compose sends in your contact's language, and Translate Chat batch-processes older threads. Start with a free 24-hour trial (email verify, no credit card) or activate a full license in the extension popup; message content stays in your browser.

Chrome Extension

WhatsApp Real-Time Chat Translator

Translate every WhatsApp Web message as it arrives — Hindi, Spanish, Arabic, Portuguese, and 100+ languages. Auto-translate incoming bubbles, smart compose before send, Listen text-to-speech, and batch-translate older chats. One extension license — no Google Translate API key required.

Add to Chrome Free install · Chrome Web Store 24h FREE Start free trial No credit card · email verify only
Buy extension license Jump to guide

Install free from Chrome Web Store, try 24 hours, or buy a license — same key upgrades after purchase.

Quick navigation

Jump to a section

Step-by-step instructions with live extension UI mockups.

01 Install & license Chrome Web Store · activate key Read step → 02 Free 24-hour trial Email verify · no credit card Read step → 03 Live bubble translation Incoming & outgoing cards Read step → 04 Translation settings Language · TTS · toggles Read step → 05 Smart compose Type in yours · send in theirs Read step →
Why use this feature

Chat Translator

  • 100+ languages including Hindi, Spanish, Arabic, Urdu, Portuguese, French, and English variants
  • Translations appear inside each chat bubble — no copy-paste to Google Translate
  • Listen button reads translations aloud with text-to-speech
  • Smart compose auto-translates your reply before you press Send
  • Translate Chat batch-translates up to thousands of older messages in the open thread
Step-by-step guide

Chat Translator

WhatSender Pro Chrome extension adds WhatsApp real-time chat translation on web.whatsapp.com: incoming and outgoing messages show translations inside each bubble, smart compose sends in your contact's language, and Translate Chat batch-processes older threads. Start with a free 24-hour trial (email verify, no credit card) or activate a full license in the extension popup; message content stays in your browser.

01

Install, trial & activate

Add the extension to Chrome, start a free 24-hour trial or paste your license key before translating.

01

Install on Chrome

WhatsApp translate runs inside Google Chrome on web.whatsapp.com. Install from the Chrome Web Store, pin the toolbar icon, and connect your phone via QR code.

  1. Open the Chrome Web Store listing and click Add to Chrome.
  2. Pin the extension icon in the Chrome toolbar.
  3. Open https://web.whatsapp.com and scan the QR code with your phone.
  4. Wait for the green “Connected to WhatsApp” status in the extension popup.
Add to Chrome

Free to install from the Chrome Web Store — license required for premium features.

Live UI mockup
01.1

Activate your license

Real-time translation is a premium feature. Start the free 24-hour trial on the main extension page, or paste your Chrome extension license key in the License tab and click Activate license.

  1. Click the extension icon → License tab (key icon).
  2. Paste the license key from your purchase email.
  3. Click Activate license (purple button).
  4. Refresh WhatsApp Web with Ctrl+Shift+R.
Live UI mockup
01.2

Get your free 24-hour trial

Test real-time WhatsApp translation without buying a license. Verify your email on this page — no credit card, no payment. You receive a trial license key instantly after email confirmation.

  1. Scroll to the free trial form (or click Start free trial above).
  2. Enter your work or personal email address.
  3. Solve the security math puzzle and click Send verification code.
  4. Check your inbox for a 6-digit code — valid for 15 minutes.
  5. Enter the code and click Start free trial.
  6. Copy your trial license key shown on screen (step 3 of the form).
24h FREE Start free trial No credit card · email verify only

One trial per email & browser. Incoming translation + smart compose included.

Trial includes

Incoming message translation, smart compose (translate before send), Listen text-to-speech, and Translate Chat for older messages.

Not included in trial

Call recording, chat export, analytics, and voice-note transcription require a full license. Buy later and activate the same key — no reinstall.

Live UI mockup
01.3

Activate your trial license

A trial key works exactly like a paid license in the extension. Paste it in the License tab and click Activate license — not Verify first. The 24-hour countdown starts when activation succeeds.

  1. Install the Chrome extension from the Web Store if you have not already.
  2. Open https://web.whatsapp.com and connect your phone via QR code.
  3. Click the extension icon → open the License tab (key icon in the sidebar).
  4. Paste your trial license key from the signup form.
  5. Click Activate license (purple button) to bind this browser.
  6. Refresh WhatsApp Web with Ctrl+Shift+R (Cmd+Shift+R on Mac).
Upgrade with the same key

After purchase, paste the same trial key again (or it stays saved) — it upgrades to a full license automatically. No new key and no reinstall required.

Live UI mockup
01.4

Use your 24-hour trial

Once activated, test translation in live WhatsApp Web chats. Your trial lasts 24 hours from first activation — enough time to try incoming bubbles, smart compose, and Listen before buying the full license.

  1. Confirm Auto Translate ON in the WhatsApp toolbar (purple pill).
  2. Open a chat with messages in Hindi, Spanish, Arabic, or another language.
  3. Incoming messages show translations inside each bubble — original on top, translation below.
  4. Settings → enable Translate before sending under Smart compose to translate replies.
  5. Click Listen on any translation card for text-to-speech playback.
  6. When the trial expires, buy a full license and activate the same key for recording, export, and analytics.
24-hour timer

The clock starts at first successful activation, not when you request the key. One trial per email address and browser fingerprint.

Ready for more?

Scroll to Buy Chrome extension license on this page to unlock call recording, export, transcripts, and analytics with the same key.

Live UI mockup
02

Real-time bubble translation

Every new message gets a translation card below the original text.

02

Auto-translate incoming messages

When Auto Translate is ON (purple pill in the WhatsApp toolbar), each incoming message shows the original text, a language bar (e.g. GB ENGLISH), and the translation — all inside the bubble.

  1. Open any chat on WhatsApp Web.
  2. Confirm Auto Translate ON in the toolbar.
  3. Receive a message in Hindi, Spanish, or Arabic — translation appears instantly below.
  4. Click Listen on the translation card for text-to-speech playback.
  5. Enable Also translate outgoing messages to see translations under messages you send.
Live UI mockup
02.1

Choose your target language

Set Translate to in Settings → pick GB English, US English, Hindi, or any of 100+ languages. Save settings to apply immediately.

  1. Extension popup → Settings tab.
  2. Translate to: select your preferred language.
  3. Toggle Auto-translate incoming and outgoing as needed.
  4. Enable Listen button on incoming translations for TTS.
  5. Click Save settings (green).
Live UI mockup
02.2

Smart compose — translate before send

Type in your language, press Enter, and the extension sends the message translated into your contact's language. Auto-detect reads the last incoming message to guess Hindi, Portuguese, Arabic, and more.

  1. Settings → enable Translate before sending under Smart compose.
  2. Turn on Auto-detect contact language from chat.
  3. Press Enter to translate & send · Shift+Enter for a new line.
  4. Use the green translate icon in the message box for manual compose.
Live UI mockup
02.3

Translate Chat — older messages

Batch-translate messages already in the thread with the blue Translate Chat button in the toolbar or popup quick action.

  1. Open the chat you want to translate.
  2. Click Translate Chat (blue pill) in the WhatsApp toolbar.
  3. Wait for the extension to process loaded messages.
  4. Scroll up to load more history, then run Translate Chat again if needed.
Live UI mockup
FAQ

Frequently asked questions

How do I get a free 24-hour trial?

Open the main Chrome extension guide, scroll to the free trial form, and verify your email. Enter the 6-digit code, copy your trial license key, and activate it in the extension License tab. No credit card or payment required — one trial per email and browser.

What does the trial include for translation?

The 24-hour trial unlocks incoming bubble translation, smart compose, Listen text-to-speech, and Translate Chat. Call recording, export, and analytics are full-license features only. Your trial key upgrades to a paid license after checkout.

How do I activate my trial license?

Install the extension, open the License tab, paste your trial key, and click Activate license (not Verify first). Refresh WhatsApp Web, confirm Auto Translate ON, and start chatting. The 24-hour timer begins at first activation.

What is WhatsApp real-time chat translator?

It is a Chrome extension feature that translates WhatsApp Web messages inside each chat bubble as they arrive or as you type — supporting 100+ languages without opening Google Translate in a separate tab.

Do I need a Google Translate API key?

No. Translation is included in your WhatSender Pro Chrome extension license. Activate once and use every language until your license expires.

Which languages are supported?

100+ languages including Hindi, Spanish, Arabic, Portuguese, French, German, Urdu, Bengali, Tamil, and English (US/GB). Set your target language in Settings or use auto-detect for smart compose.

Are my chats sent to WhatSender servers?

Message text is processed for translation in your browser session. We do not store your WhatsApp conversations on our servers. License checks use our activation API only.

Can I translate voice messages with this feature?

Voice notes use a separate Whisper transcription feature. After transcribing, you can translate the transcript text. See our voice message transcription guide for details.

Does it work on mobile WhatsApp?

This extension runs on WhatsApp Web in Google Chrome on Windows, macOS, or Linux — not on the phone app.

More extension features

Explore related guides

Voice call recording Read guide → Video call recording Read guide → Full extension guide Read guide →
Get started

One license — translate, record, export & more

Buy the WhatSender Pro Chrome extension license to unlock this feature plus real-time translation, call recording, voice transcripts, and chat export on WhatsApp Web.

Add to Chrome
Buy extension license Full extension guide