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Short answer: Apple says your iPhone shows in Keyboard Settings whether dictation is processed on the device. If it isn't, what you say is sent to Apple's servers and, by Apple's account, not stored unless you opt in to Improve Siri & Dictation. A history of requests is still kept with a random identifier. You can delete the on-device history in Settings.

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It depends on your language and device, and your iPhone tells you which. Apple says Keyboard Settings will indicate "if your audio and transcripts are processed on your device and not sent to Apple servers". If they aren't, what you dictate goes to Apple's servers. That's the core of the iPhone dictation privacy question, and the rest is detail about what Apple keeps, what you can switch off and what you can delete.

Everything about Apple below is from its own pages, which we checked on October 30, 2026. Apple's privacy page is titled "Siri, Dictation & Privacy" and is dated September 14, 2026. We quote it rather than guess, and where Apple doesn't say something, we say that too.

On your iPhone or on Apple's servers

Apple's iPhone guide says "Dictation is processed on your iPhone in many languages, and no internet connection is required". The privacy page adds the other half: when your device doesn't show on-device processing, "the things you dictate are sent to and processed on the server, but will not be stored unless you opt in to Improve Siri and Dictation".

Two practical points follow.

On a Mac, the equivalent check is also in Keyboard settings. Apple says you can see whether your voice inputs and transcripts for general text dictation, such as messages and notes but not a search box, are processed on your device.

What Apple says it keeps

This is the part people mean by "does Apple listen to dictation". The privacy page doesn't use that phrase, so here are its statements as written.

Request history and the random identifier

Apple says "Your request history, which includes transcripts and any related request data, is associated with a random, device-generated identifier that rotates multiple times per hour and is not tied to your Apple Account or email address". It adds that "Apple may retain and use this data for up to two years to develop and improve Siri, Dictation, Search, and limited other language processing functionality". It also says Apple may review a subset of the transcripts of your interactions with Siri, and that this reviewed subset may be kept beyond two years.

Apple also lists related request data it stores: the category of request, whether it succeeded, device specifications and configuration, performance statistics and, if you've turned on Location Services for Siri, the approximate location of your device. It says this data is "not used to build a marketing profile, and are never sold to anyone".

Read side by side, the page says that what you dictate on the server "will not be stored" unless you opt in, and that request history, "which includes transcripts", may be kept for up to two years. Apple doesn't spell out how those two statements fit for Dictation, and we won't guess.

Search fields and third-party apps

Dictating into a search field is different. Apple says "your dictated text may be sent to the search engine to process the search". And for third-party apps, Apple says that "if you choose to allow apps to use Speech Recognition for transcription, the audio data to be transcribed may be sent to Apple". You control that under Settings > Privacy & Security > Speech Recognition.

The opt-in: Improve Siri & Dictation

This is the setting that changes what's stored. Apple says Improve Siri and Dictation "allows Apple to store and review a sample of audio interactions with Siri and Dictation", that a subset "may be reviewed by graders", and that "audio review" is "conducted only by Apple employees". It's an opt-in, and Apple's support page says you're asked during device setup, or the first time you use Siri, Dictation or Translate on a device.

How to lock it down on iPhone and Mac

  1. Check where your language is processed: Settings > General > Keyboard. Apple says the device indicates there whether your audio and transcripts are processed on it. Apple doesn't quote the exact wording, so we won't either.
  2. Turn off the sharing opt-in: Settings > Privacy & Security > Analytics & Improvements. Apple's page says to turn Improve Siri & Apple Intelligence or Improve Siri & Dictation on or off there. Apple says the first is for people who use Siri AI; everyone else sees Improve Siri & Dictation.
  3. Delete your history: Settings > Siri > Siri & Dictation History, then Delete Siri & Dictation History. Apple says this deletes the transcripts stored on your device.
  4. Turn dictation off if you don't need it: Settings > General > Keyboard > Enable Dictation. Apple says that if you turn off both Siri and Dictation, the transcripts stored on your device that personalize your experience are deleted.
  5. Review which apps can use speech recognition: Settings > Privacy & Security > Speech Recognition. Remove access from any app you wouldn't give a recording of your voice to.
  6. On a Mac, use System Settings. The opt-in is under Privacy & Security > Analytics & Improvements. The delete button is under Apple Intelligence & Siri (or Siri), labeled Delete Siri & Dictation History. That path is from Apple's macOS Tahoe 26 guide, because the macOS 27 page for it wouldn't load when we checked.

Apple notes that on the Mac you need an internet connection to delete the history, which covers audio recordings and transcripts less than six months old tied to the random identifier. It also says deleting history doesn't change the choice you made about sharing audio. We couldn't confirm that the iPhone delete option uses the same six-month window, because the iPhone page doesn't say.

What you probably shouldn't dictate

This part is our advice, not Apple's. Whatever the settings, a dictation tool that sends audio to a server is the wrong place for things that are damaging if they leak: passwords, recovery codes, full card numbers, and anything under a confidentiality agreement. If you must, check the on-device indicator first, and prefer typing for the rest. For regulated work such as medical or legal notes, ask whoever is responsible for compliance, because neither Apple's pages nor ours are a compliance statement.

Where Voice Keyboard Pro fits

Here is what our app does with your voice. In cloud mode, your audio goes to our transcription provider over an encrypted connection, is turned into text and thrown away. Recordings are never kept, and your dictation history stays on your device. That's our description of our own app, so you can compare it against Apple's page above.

On a Mac with Apple silicon, Offline Mode runs transcription entirely on the Mac with no network. Intel Macs use the cloud. On iPhone, Voice Keyboard Pro isn't offline: it needs a connection, and we don't claim otherwise. If staying off the network matters most, Apple's on-device dictation may suit your language better on an iPhone. For the Mac, see private voice to text on Mac and offline voice to text on Mac.

Frequently asked questions

Does Apple listen to my dictation?

Apple says that unless you opt in to Improve Siri and Dictation, what you dictate on its servers isn't stored. If you do opt in, Apple may store a sample of audio, and its opt-in page says audio review is "conducted only by Apple employees". Separately, Apple says it may review a subset of the transcripts of your Siri interactions.

Is iOS dictation private if I'm offline?

Apple says dictation is processed on the iPhone in many languages with no internet connection, and that when Keyboard Settings shows on-device processing, audio and transcripts aren't sent to Apple servers. Dictating into a search field is the exception, since the text may go to the search engine. For other apps, see does voice to text store your audio.

How do I find out whether my dictation is processed on my device?

Open Settings > General > Keyboard and look at the Dictation entry. Apple says the device indicates there whether audio and transcripts are processed on the device and not sent to Apple servers.

How do I turn off Improve Siri and Dictation?

In Settings, tap Privacy & Security, then Analytics & Improvements, and switch off the setting named Improve Siri & Apple Intelligence or Improve Siri & Dictation. Apple says you can change it any time.

Is Mac dictation private?

Apple's Mac guide points to the same Keyboard settings check. Apple's macOS 14 guide tied on-device processing to Apple silicon, but the current guide doesn't repeat that, so check the setting rather than assume.

The bottom line

Apple's answer on iPhone dictation privacy comes down to one indicator and one switch: Keyboard Settings tells you whether your language is processed on the device, and Improve Siri & Dictation is an opt-in you can check and turn off. Apple still keeps a request history tied to a random identifier, so delete it if that matters to you, and keep passwords and card numbers out of any dictation that goes to a server.

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Turn on Offline Mode on an Apple silicon Mac and nothing leaves the machine. On iPhone, audio travels over an encrypted connection.

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