Does WhatsApp Listen to Your Conversations? What It Says

It's the question that follows every odd advert: you mention something out loud, and then it turns up on your screen. So does WhatsApp listen to your conversations? I can only tell you what WhatsApp itself says, and I'll be clear about where its pages stop. The short version is that WhatsApp says nobody, including WhatsApp, can listen to your personal calls or read your personal messages, and that the app needs your permission to use the microphone at all. Here's the detail, and the settings that let you check for yourself.

What WhatsApp says about listening to your calls and messages

WhatsApp's privacy pages say that your personal messages and calls are secured with end-to-end encryption. In its words, only you and the person you're talking to can read or listen to them, and no one else, not even WhatsApp. That covers voice calls, video calls and voice messages sent in personal chats. If you'd like to see what that phrase means in practice, my explainer on what end-to-end encrypted means on WhatsApp goes through it step by step.

WhatsApp also says the encryption happens on your phone, before the message leaves it, using the Signal protocol. That's the reason it says it can't hand over the content of a personal conversation: it doesn't hold the key.

Where WhatsApp listening is different: businesses and Meta AI

There are two places where WhatsApp's own statements say the picture changes.

• Business chats. WhatsApp says it doesn't treat chats with businesses as end-to-end encrypted, because many businesses use Meta as their storage provider. That's a question of who can read messages, not a microphone question, but it's worth knowing before you share anything sensitive with a company.
• Meta AI. If you choose to chat with Meta AI, WhatsApp says Meta receives what you send to it. WhatsApp's help centre also explains that you can send Meta AI a voice prompt, and that you're asked to give the app microphone access before you can do so. It's something you opt into, not something that runs by itself.

Why WhatsApp needs your microphone at all

The microphone question is separate from encryption, and it's the one people really mean when they ask whether the app is eavesdropping. WhatsApp's help centre is plain about when the microphone is needed:

• Voice messages. WhatsApp's help page on being unable to record voice messages says you can't record one if WhatsApp doesn't have permission to use your microphone, and that you can change this in your phone's settings.
• Calls. Its help pages for WhatsApp on a computer say the app needs access to your computer's microphone to make calls, and the camera for video calls.
• Meta AI voice prompts. As above, you're asked for microphone access before you can use them.

I want to be fair here. WhatsApp's help pages explain what the microphone permission is for, but the pages I could find don't contain a sentence that says the app never uses the microphone for anything else. So I won't claim that. What you can do is control the permission yourself, which is more reliable than taking anyone's word for it.

How to check and control WhatsApp's microphone access

WhatsApp's privacy policy says permissions are managed in your phone's settings on both Android and iPhone. Menus vary by phone and software version, but the route is similar everywhere.

On an iPhone

1. Open your phone's Settings.
2. Scroll to WhatsApp, or go to Privacy and Security, then Microphone.
3. Switch the microphone off for WhatsApp, or leave it on only if you use calls and voice messages.

On Android

1. Open your phone's Settings and go to Apps, then WhatsApp.
2. Tap Permissions, then Microphone.
3. Choose Don't allow, or Allow only while using the app.

If you switch it off, you'll still be able to type messages, but WhatsApp will ask you to allow the microphone again when you try to record a voice message or make a call. Many recent phones also show a small coloured dot or indicator whenever an app is using the microphone, so you can see for yourself when it's in use.

Why adverts seem to follow your WhatsApp conversations

Ads that appear to match something you've said are usually down to other signals: things you've searched, pages you've visited, who you follow and what your friends are looking at. Nothing on WhatsApp's pages describes using your personal chats for that purpose, and it says it can't read them. If you're worried about a particular app, the permission screens above are the thing to check.

Where an account is concerned, the bigger real-world risk is someone taking it over, not someone listening in. I've covered that in my guide to how WhatsApp accounts get taken over, including the six-digit code scam and how to guard against it.

What small businesses should know before they share things on WhatsApp

• Treat customer chats with a business account as less private than personal chats, going by WhatsApp's own statement.
• Don't ask customers to send sensitive details over chat if you can avoid it.
• Keep microphone access on only for the phones that use calls or voice notes with customers.
• Check linked devices now and then, because a connected computer is another place your chats appear.

If a chat shows a notice that someone's security code has changed, that's a different thing again, and my explainer on a changed WhatsApp security code tells you when to worry.

Frequently asked questions

Does WhatsApp listen to your conversations?

WhatsApp says personal calls and messages are end-to-end encrypted, so only you and the person you're talking to can read or listen to them, and no one else, not even WhatsApp.

Does WhatsApp use my microphone when I'm not on a call?

WhatsApp's help pages explain that the microphone is needed for calls, voice messages and Meta AI voice prompts, and that it needs your permission. They don't say it never uses the microphone for anything else, so check the permission in your phone's settings.

How do I stop WhatsApp using my microphone?

Go to your phone's Settings, find WhatsApp and switch the microphone permission off. WhatsApp's help page says you can't record voice messages without it.

Are WhatsApp calls private?

WhatsApp says personal calls are protected with end-to-end encryption. Chats with businesses are not treated as end-to-end encrypted, and Meta receives anything you send to Meta AI.

Why do I see ads for things I only talked about?

Ads are usually matched on other signals such as searches, sites you've visited and your wider activity. WhatsApp's pages say it can't read or listen to your personal conversations.