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Last updated 4 September 2026

Privacy, in plain terms.

Rheusk works by reading your writing. You should know which parts it keeps, which parts leave our servers for AI processing, and how to take your work away. This page explains each one.

On this page

What we store How we use it AI processing Other services Retention Your choices Your rights Contact

The short version: we do not sell your data, there are no ads, and your work is not used to teach Rheusk how to write for somebody else.

What we store

  • Account information. Your Firebase account identifier, email address, display name, time zone, sign-in method and current plan.
  • Your AI-processing choice. Whether you allowed Rheusk to send personal data to its AI provider, the disclosure version you accepted, and when you allowed or withdrew permission.
  • Your content. Themes, ideas, ordering, archived items, concepts, outlines, scripts, captions and hashtags. Writing a stage again replaces that stage; Rheusk does not keep an edit history for text you replaced.
  • Your conversations. Conversation titles, the messages you send, the replies Rheusk returns, and notes describing content changes made through the conversation.
  • What Rheusk has learned about your writing. A short profile formed from what you tell the writer and the scripts and edits you keep. You can view and clear it from Settings.
  • AI usage records. The model used, time of the request, and prompt and response token counts. These records support fair-use limits and cost control; they do not duplicate the message text.
  • Billing status. Your plan, the shop that manages it, subscription identifiers and whether the subscription is active. Apple, Google or Stripe—not Rheusk—holds your card details.
  • Feedback and diagnostics. Feedback you choose to send, app version and platform, plus technical crash information from Sentry. Request bodies and your writing are not attached to crash reports.

How we use it

We use this information only to provide and protect Rheusk:

  • to keep your notebook in sync across devices;
  • to give the writer the context needed for the request you made;
  • to adapt later suggestions to the work you kept and changed;
  • to find likely duplicate ideas;
  • to apply your plan and fair-use allowance;
  • to confirm payments, prevent abuse, diagnose failures and answer support requests.

We do not sell or rent this information, use it for advertising, or use your work to build examples for other creators.

Your permission and what the AI provider receives

Rheusk does not send your personal data to its AI provider unless you first choose Allow AI processing after reading the in-app disclosure. Declining does not close or limit your manual notebook: you can still create, edit, organise, search, export and delete your themes, ideas, concepts, outlines and scripts without AI.

If you allow it, Rheusk uses DeepInfra, a third-party AI service provider that may process information in the United States, to run its writing and embedding models. For a writing request, DeepInfra may receive your current message, recent messages in that conversation, theme names and descriptions, idea titles, status and relationships, the full concept, outline or script you attach, relevant recent scripts used as writing examples, and the writing profile Rheusk has formed for you.

Rheusk sends those fields only to reply, write or organise the content you request, personalise later writing, and maintain the writing profile you see in Settings. Duplicate detection may separately send an idea title and its current concept, outline or script, or a theme name and description, to an embedding model. The resulting numerical representation is stored beside your content.

Rheusk does not send your email address, Firebase identifier, sign-in details, payment information, purchase history or subscription identifiers to DeepInfra.

Rheusk does not use your content to train models. DeepInfra states that API inputs and outputs are not used for training, subject to model-specific exceptions it identifies for Google and Anthropic models. Rheusk's current writing models are DeepSeek models.

Read DeepInfra's data-privacy statement ↗

Other services involved

  • Google Firebase provides sign-in and account identity. Rheusk does not receive your Google or Apple password.
  • Apple, Google Play or Stripe processes payment and tells us whether the subscription it sold is active.
  • Sentry receives technical crash and performance information configured without request bodies or your writing.
  • Infrastructure providers host the service, database, encrypted backups and monitoring needed to keep Rheusk available.

These providers may process information in countries other than your own. We require service providers handling personal information for Rheusk to protect it consistently with this policy and applicable data-protection law, use it only to provide their service to us, and apply appropriate security safeguards.

How long we keep it

Account data, content and conversations remain until you delete them or delete the account. Individual conversations, ideas and themes can be removed inside Rheusk. AI usage records remain with the account for metering and operational review.

Deleting the account removes its active database records immediately. Encrypted database backups expire on a rolling schedule and are gone within 90 days. Payment providers may retain transaction records when tax, accounting or fraud-prevention law requires them to do so.

Your choices

  • Choose whether to use AI. You can decline AI processing when asked and keep using the manual notebook. You can later review and allow it from Settings.
  • Withdraw AI permission. Settings lets you stop future sharing with DeepInfra at any time. Rheusk then clears stored idea and theme embeddings, the generated writing profile, and its cached writing samples. Your original notebook and conversations remain until you delete them.
  • Search and edit. You can inspect and change your content directly inside the app.
  • Clear the writing profile. This leaves your notebook intact and returns Rheusk to learning from your kept work alone.
  • Export your content. Settings produces a JSON copy of your account details, writing profile, themes, ideas, stages and feedback. Conversation transcripts are not currently part of that export.
  • Delete individual conversations or content. Removing a conversation does not remove ideas it already created.
  • Delete the account. This removes the account and its active data. A paid subscription must be cancelled separately through the shop that sold it.

See the account-deletion steps.

Your data rights

Depending on where you live, you may have rights to access, correct, erase, restrict or object to processing, and receive portable personal data. People in the EU and UK have these rights under the GDPR or UK GDPR.

Use the controls in Settings where they cover your request, or email us. We may need to confirm that you control the account before acting. You may also complain to your local data-protection authority.

Contact

Questions or requests about your information can be sent to [email protected].

Rheusk

A writing partner for monologue reels.

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