Privacy Policy

Last updated: May 2026

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PRIVACY_POLICY.txt

PRIVACY POLICY
Last updated: May 2026

This Privacy Policy explains how NotebookConverter handles data for the web application.

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	1.	Data We Collect

We collect limited account and service data:
	•	user ID
	•	email address
	•	display name
	•	avatar URL
	•	authentication provider

We also store:
	•	conversion usage (credits, counts)
	•	job metadata (status, errors, timestamps)
	•	billing and subscription data (Stripe IDs, plans, credits)
	•	feedback ratings and comments submitted after downloads

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	2.	Data We DO NOT Collect

We do NOT:
	•	store notebook content permanently
	•	store uploaded files permanently
	•	store API keys
	•	use analytics or tracking scripts

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	3.	Notebook and File Handling

	•	Files are processed in temporary workspaces and temporary cloud object storage
	•	Uploaded notebooks and generated artifacts are deleted after successful download, cancellation, or automated cleanup
	•	Temporary files and artifacts are automatically cleaned
	•	If a failed TEX download is followed by optional diagnostic feedback, and you tick the diagnostic checkbox, we may temporarily store a cleaned text-only copy of the notebook and the PDF generation error. Outputs, figures, attachments, execution data, and display data are removed before storage.

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	4.	Artificial Intelligence Processing

If AI features are used:
	•	relevant notebook text may be sent to an AI provider
	•	figure/table context may be included

For premium features:
	•	Company-managed AI providers may be used

Otherwise:
	•	user-provided API keys are used

User-provided API keys are transmitted to the web backend only to call the selected AI provider. They are not saved to localStorage, database records, object storage, logs, or the upstream conversion API.

We do not control third-party AI providers.

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	5.	Payments

Payments are processed via Stripe.
	•	We do not store card or payment details
	•	Stripe may process personal and payment data

See Stripe’s Privacy Policy for details.

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	6.	Cookies

We use essential cookies only:
	•	session authentication cookie
	•	required for login and account functionality

No tracking or marketing cookies are used.

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	7.	Local Storage

The browser may store preferences in localStorage:
	•	UI settings
	•	format preferences
	•	AI configuration (non-sensitive only)

API keys are not stored in localStorage.

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	8.	Data Retention

	•	files and generated artifacts: temporary only
	•	consented failed-TEX feedback notebook diagnostics: temporary only, default 30 days
	•	job data: retained for service functionality
	•	feedback ratings and comments: retained for service improvement
	•	billing data: retained for accounting and compliance

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	9.	Security

We implement reasonable technical measures to protect data.

However, no system is completely secure.

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	10.	User Rights

Depending on your jurisdiction, you may have rights to:
	•	access your data
	•	request deletion
	•	request correction

Contact us to exercise these rights.

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	11.	Changes

We may update this Privacy Policy.

Updates will be posted on the website.

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	12.	Contact

founder@amemori.io