Category: Uncategorized

Last updated: February 2026

UnknownHorizons s.r.o. (“we”, “our”, or “us”) respects your privacy. This Privacy Policy explains how data is handled when you use our Speech to Text application.

Data We Process

The app processes audio recordings that you choose to record or upload for transcription. This data is processed solely for the purpose of converting speech into text.

How Data Is Processed

Audio data is transmitted securely from your device to our servers.

The audio is then sent to a trusted third-party transcription partner to perform speech-to-text conversion.

Once transcription is completed and returned, audio data is deleted from:

our servers, and

the transcription partner’s systems.

Transcribed text is returned to your device.

We do not permanently store audio recordings or transcripts on our servers.

Data Storage

Audio data exists temporarily on our servers and with the transcription partner only for the duration necessary to complete transcription.

No long-term storage of audio or transcripts is performed by us.

Any data stored on your device remains under your control.

Third-Party Services

We use a third-party transcription provider strictly to convert audio to text. This partner processes data only on our instructions and deletes it after transcription.

Data Security

We use industry-standard security measures to protect data during transmission and processing. Data is transferred using encrypted connections.

Data Sharing

We do not sell, rent, or share personal data with advertisers or unrelated third parties. Data is shared only as required to perform transcription.

Children’s Privacy

The app is not intended for children under the age of 13. We do not knowingly collect personal data from children.

Your Control

You choose what audio is processed. If you do not upload or record audio, no data is transmitted.

Changes to This Policy

We may update this Privacy Policy from time to time. Any changes will be reflected in the app or on our website.

Contact

If you have questions about this Privacy Policy, contact:

UnknownHorizons s.r.o.
Email: matyashajek@proton.me

Your privacy is important to us. It is PrivateWhisper’s policy to respect your privacy regarding any information we may collect from you through our app, PrivateWhisper.

Information We Collect

We collect only the information that is necessary to provide the app’s core functionality.

This may include:

• User Content
  Audio recordings and related data that you choose to upload for transcription or processing. Audio data is processed solely to provide the requested functionality and is not used for advertising or tracking purposes.
• Identifiers
  An app-generated identifier (such as a UUID) used to enable core functionality such as usage limits, billing, and service operation. This identifier does not directly identify you in the real world.
• Contact Information
  An email address, if you choose to provide one, used only to deliver app-related functionality (for example, sending a completed recording or notification).
• Purchase Information
  Information related to in-app purchases or subscriptions, as required to provide access to paid features.

How We Use Information

We use collected information only to:

• Provide and operate the app’s features
• Process audio and return results requested by the user
• Enforce usage limits and subscriptions
• Deliver requested notifications or results
• Maintain security and prevent abuse

We do not use your data for advertising, profiling, or tracking across apps or websites.

Data Retention

We retain information only for as long as necessary to provide the requested service and comply with legal obligations. Audio data is processed transiently and is not retained beyond what is required for processing and delivery.

Data Sharing

We do not sell, rent, or share personal information with third parties for advertising or tracking purposes.

We may share data only when:

• Required to provide the requested service (for example, processing infrastructure)
• Required by law or legal process

Third-Party Services

PrivateWhisper may rely on third-party services strictly to provide app functionality. These services are not permitted to use your data for their own advertising or tracking purposes.

External Links

Our app may contain links to external websites or services that are not operated by us. We have no control over the content or privacy practices of those third parties and cannot accept responsibility for their policies.

Your Choices

You may choose not to provide certain information; however, some features of the app may not function without it.

Changes to This Policy

We may update this Privacy Policy from time to time. Continued use of the app after changes become effective constitutes acceptance of the updated policy.

Contact Us

If you have any questions about this Privacy Policy or how your data is handled, you may contact us through the app or via our official support channels.

Effective date: 26 December 2025

If you want to convert audio to text on macOS without uploading your files to the cloud, your options are limited. Most transcription apps rely on remote servers, third-party AI APIs, and a permanent internet connection — which is a problem if you care about privacy, confidentiality, or simply want your data to stay on your Mac.

This article explains what makes a good offline speech-to-text app for macOS and why a fully local solution is often the best choice.

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Why offline speech-to-text matters on Mac

Cloud transcription tools come with trade-offs many users underestimate:

• Audio files are uploaded to external servers
• Sensitive recordings leave your device
• Internet access is mandatory
• Usage limits, quotas, or recurring fees often apply

For journalists, developers, students, lawyers, or anyone working with private material, this is not acceptable.

Offline transcription avoids these issues entirely. Everything runs locally on your Mac, and your files never leave your machine.

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What makes a good offline speech-to-text app for macOS

A serious offline transcription app should meet these criteria:

1. True offline processing
   No background uploads, no cloud fallback, no API keys.
2. Modern local models
   High-accuracy speech recognition that runs efficiently on Apple Silicon.
3. Support for long recordings
   Interviews, meetings, lectures — not just short dictation.
4. Batch transcription
   Ability to process multiple files in one go.
5. Professional export formats
   TXT, SRT, VTT, CSV, JSON, and similar formats used in real workflows.

Many macOS apps claim to be “offline” but still fail one or more of these points.

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PrivateWhisper: a privacy-first offline transcription app for macOS

PrivateWhisper is built around a single principle:
your audio stays on your Mac.

All transcription runs locally using on-device speech-to-text models. No cloud processing. No uploads. No accounts.

Key features

• Fully offline speech-to-text on macOS
• Local Whisper-based models (including high-accuracy options)
• Batch transcription for multiple audio files
• Support for long recordings
• Export to TXT, SRT, VTT, CSV, JSON, and more
• Optimized for Apple Silicon Macs

This makes it suitable for both everyday use and professional environments where privacy matters.

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Offline vs cloud transcription on Mac

Feature	Offline transcription	Cloud transcription
Internet required	No	Yes
Audio leaves your Mac	No	Yes
Privacy risk	Low	High
Long recordings	Supported	Often limited
Batch processing	Yes	Often restricted
Recurring costs	No	Often yes

If privacy, reliability, and control matter, offline transcription is the better option.

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Who should use offline speech-to-text on macOS

Offline transcription is ideal if you:

• Record meetings or internal company calls
• Transcribe interviews or research material
• Work with confidential or regulated data
• Travel or work without reliable internet
• Simply don’t want your audio uploaded anywhere

For these users, cloud-only tools are often a deal-breaker.

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Is offline transcription accurate enough?

Yes. Modern local speech-to-text models deliver very high accuracy, especially on Apple Silicon Macs.

In practice, transcription quality depends more on:

• audio quality
• microphone setup
• selected model size

than on whether the processing happens locally or in the cloud.

PrivateWhisper lets you choose the right balance between speed and accuracy depending on your needs.

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Best offline speech-to-text app for macOS: verdict

If you are looking for the best offline speech-to-text app for macOS, a local, privacy-first solution is the correct choice.

PrivateWhisper stands out by combining:

• true offline processing
• modern local models
• batch transcription
• professional export options

without forcing your data into the cloud.

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Download PrivateWhisper

You can try PrivateWhisper for free and upgrade if you need advanced features.

Download PrivateWhisper for macOS:
👉 https://matyash.gumroad.com/l/PrivateWhisper