Lightning

Privacy

Privacy Notice

Last updated: 2026-10-13 · Version 1

1. Scope

  • This notice covers the website lightningeg.com (the “site”), in English and Arabic.
  • It does not cover the Lightning app. The app has no account and no analytics, and keeps financial data only on your own devices.
  • The app connects to the internet only to look up prices of holdings you record.

2. Essential Analytics

  • Applies to every visitor.
  • Provider: GoatCounter, an open-source analytics service.
  • Collected: the page viewed, the referring site, screen size, browser language and the page’s release ID.
  • Collected: downloads by build, clicks on buttons and links, enlarged screenshots, sections scrolled into view, calculator use, questions opened, and whether a form was started or submitted.
  • Not collected: the contents of any field, including amounts entered in the calculator.
  • Nothing is stored on your device.
  • GoatCounter may tell page views of one session apart for a few hours, using a temporary value derived from your connection. It does not store your IP address.
  • Results are totals. A daily copy of the totals is published in the site’s public code repository.

3. Linked Visits

  • Applies only if you select Allow all. It uses your browser’s storage, which works like a cookie.
  • Your browser creates a random visit identifier, held in session storage and deleted when the tab is closed.
  • Your browser creates a random visitor identifier, held in local storage for 90 days, to tell first visits from return visits.
  • Each page sends the events listed in section 2, with these identifiers, the page, device type (phone, tablet or desktop), language, referring site and campaign tags (utm_source, utm_medium, utm_campaign).
  • The data is sent to a Google Apps Script run by Lightning and stored in a private Google Sheet.
  • Records older than 90 days are deleted daily.
  • Only totals are exported from the sheet.

4. Not Collected

  • Names, email addresses or phone numbers, except in forms you submit (section 5).
  • IP addresses.
  • Device fingerprints.
  • Advertising or social media trackers.
  • Session recordings or heatmaps.
  • No data is sold or shared for advertising.

5. Forms

  • The survey, the email signup and beta feedback are sent only when you submit them.
  • Submissions are stored in private Google Sheets.
  • Email addresses are used only to invite you to the beta and to send news of new builds.
  • To request deletion, use the feedback form on Current Status.

6. Your Choice

  • Essential analytics apply until you choose.
  • Your choice is stored in this browser’s local storage and applies to this browser only.
  • Keep essential only also deletes both random identifiers.
  • If your browser sends a Global Privacy Control signal, only essential analytics apply and you are not asked.
  • If this notice changes what is collected, you are asked again.

Without JavaScript, nothing is collected.

7. Changes

  • The date above shows the last update.
  • Earlier versions are kept in the Version Archive.