LetterMagic (“we”, “us”, “our”) helps you scan letters and extract key details.
Data Controller: Built By Board Ltd
Contact: support@lettermagic.app
Registered address: Built By Board Ltd
49 Somerville Drive, Leighton Buzzard, Bedfordshire, LU7 3RY
Data we collect
You provide
- Images of letters you scan (and the extracted text).
- Account details (email, password) if you create an account. Guest mode requires no account.
- Feedback/support messages.
Collected automatically
- Device and app info (OS version, app version, language, country—derived from device locale).
- Usage and diagnostics (screen views, button taps, crash logs/stack traces).
- Network metadata (IP address, timestamps) to operate the service and prevent abuse.
How we use your data
- Provide the service: scan, OCR, summarise, and store your letters; show you history.
- Improve & troubleshoot: performance metrics and crash diagnostics.
- Account & security: authentication, fraud prevention, and keeping your data safe.
- Support: respond to requests and fix issues.
- Legal: comply with law and enforce our terms.
Legal bases (UK GDPR)
- Contract (Article 6(1)(b)) for providing the service you request.
- Legitimate interests (6(1)(f)) for analytics, diagnostics, security.
- Consent (6(1)(a)) for optional analytics/marketing (if enabled) and camera access on iOS.
- Legal obligation (6(1)(c)) where applicable.
Retention
- Scans & extracted text: kept until you delete them, or your account is deleted.
- Guest data: tied to a device identifier; deleted when you clear app data or after 6 months of inactivity.
- Diagnostics/analytics: retained for up to 12 months.
We may keep minimal records to comply with legal obligations or resolve disputes.
Sharing
We do not sell your data. We use service providers as processors (e.g., hosting, crash analytics, optional product analytics). They only process data under our instructions and appropriate safeguards.
Categories may include: cloud hosting & storage, error/crash reporting, analytics. We’ll provide an up‑to‑date list on this page.
International transfers
If data leaves the UK/EEA, we use appropriate safeguards (e.g., UK IDTA/EU SCCs).
Your rights
You can access, correct, delete, port, restrict, or object to processing. To exercise rights or make a complaint: support@lettermagic.app. You can complain to the ICO: ico.org.uk.
Children
LetterMagic isn’t directed to children under 13. Do not scan documents containing children’s personal data without parental authority.
Security
We use encryption in transit (HTTPS) and access controls. No system is 100% secure, but we continually improve safeguards.
Changes
We’ll update this page when we make material changes and note the new “Last updated” date.