Superwhisper vs Wispr Flow: Models, Privacy and Cost

By Steve Mount, builder of EmberType. This comparison is based on official product pages and documentation checked on September 11, 2026. It does not claim a hands-on accuracy or speed test.

Choose Superwhisper if you want control over the voice model, the rewriting model and an offline configuration on your Mac. Choose Wispr Flow if you want its managed cloud dictation workflow, shared vocabulary and support across Mac, Windows, iPhone and Android. Both can turn speech into edited text. The useful distinction is how much of that process you want to configure, and where you want it to happen.

I build a competing app, so the sensible way to read this is as a documented decision guide. There is no accuracy score below. An app that is wonderful at a colleague’s emails may still mishandle the names, numbers or punctuation in yours.

Sources: Superwhisper platforms, plans and file transcription; Flow plans and platforms. Prices are the direct website prices checked for this article, before any applicable taxes or separate provider usage.

“Local” has two separate switches

Superwhisper’s data-flow documentation describes two independent stages: a voice model turns audio into text, then an optional language model rewrites that text. Each stage can have a different destination.

• Local voice model, no rewriting: a straightforward local transcription workflow.
• Local voice model and local language model: speech recognition and rewriting can both stay on the Mac.
• Local voice model and cloud language model: the audio is transcribed locally, but the resulting text goes to the language-model provider.

That last configuration is useful, but it is easy to misunderstand. A model named in an “offline” comparison does not settle the privacy of the entire chain. Superwhisper’s Voice mode skips the language-model stage; its documentation places local language-model support on macOS. Download the models you need before relying on a connection-free session.

Flow’s training controls are not an offline mode

Wispr’s Data Controls page, updated August 18, 2026, separates choices that older comparisons often collapse together. Transcription occurs in the cloud regardless of data-sharing preferences. The “Improve the model for everyone” control determines whether Wispr may use dictation data to improve its models. “Dictation Cloud Storage” controls persistent storage for cross-device features.

Turning off model improvement therefore answers a different question from keeping speech on your Mac. Wispr says its third-party AI providers cannot train on this data, and describes zero-retention agreements for Flow Dictation. That statement should not be stretched into “Wispr never stores anything”: its own storage settings and Notetaker retention have separate explanations on the same page.

For everyday cloud-assisted writing, these controls may be a reasonable fit. For a workflow whose requirement is that speech processing works without a network, Superwhisper’s local configuration is the relevant option. Keep the destination app in mind too: inserting a local transcript into a synced document or sending it as a message is a separate data transfer.

Compare the same billing period

The Superwhisper billing guide lists $8.49 monthly, $84.99 annually or $249.99 once. Flow’s pricing page lists Pro at $15 per user monthly or $12 per user per month on annual billing. The annual commitment is $144, not a $12 purchase.

At those prices, Superwhisper’s lifetime license only becomes cheaper than its own annual plan when you would otherwise buy the third year. It is $4.98 less than three annual payments. The stronger reason to buy it early is a preference for a one-time purchase and confidence that you will keep using the product. It is not a substitute for trying the app first.

Superwhisper says the same Pro license covers your devices, but that does not imply every platform has identical features. Its documentation also says App Store purchasing costs more than buying directly. Bring-your-own-key configurations can add a bill from the chosen provider.

Free plans need a careful read

Flow currently lists 2,000 words per week on desktop and 1,000 per week on iPhone. That is a recurring allowance, not a one-time 2,000-word trial. Check the current plan for the particular platform you use.

Superwhisper advertises a 3,000-word trial of Pro and an ongoing free tier. Its official pages disagree about the free tier’s local models and custom modes: the homepage advertises unlimited Whisper models and custom prompt control, while the billing table reserves local voice models and custom modes for Pro. I would not base a permanent free offline setup on either description alone. Check the entitlement shown in your installed app before committing to that workflow. The paid prices above use the billing guide.

A trial that tells you more than a leaderboard

Use the same microphone, room, destination app and short passage in both apps. Include the things you actually find costly to fix: a person’s name, a date, a decimal number, an acronym and a sentence where one missing “not” would change the meaning.

1. Save what you intended to say. It gives you a reference instead of a vague impression that the result looks clean.
2. Count meaningful corrections. Separate recognition mistakes from deliberate rewriting. A polished sentence can still change your meaning.
3. Time the complete task. Include waiting, correcting and getting the text into the right field. Do not compare just the model’s advertised speed.
4. Try your real constraints. For Superwhisper, test the fully local mode you plan to use. For Flow, check the network conditions where you normally write.

This is a suggested evaluation, not a test result. It also avoids a false choice: Flow’s managed formatting can suit a writer who wants fewer decisions, while Superwhisper’s explicit modes can suit someone who wants different instructions for email, notes and technical text.

Where EmberType fits

If your actual requirement is a Mac app with a lower one-time purchase price, EmberType is another option: $39, with a seven-day trial, for Apple Silicon Macs running macOS 14 or later. The documentation covers local speech models, file transcription and optional cloud providers. For a simple offline workflow, choose a local speech model and leave AI Enhancement off.

That is a narrower proposition than Flow’s platform coverage or Superwhisper’s range of configurable modes. If Android support or organization-wide administration decides the purchase, do not let a cheaper Mac license distract from that requirement.

For the other matchups, see MacWhisper vs Superwhisper and Wispr Flow vs MacWhisper. Browse the comparisons hub for more options.