Knowledge base

Data and Privacy: Your Birth Data Lives in Your Browser

2026-08-10 · Astrology Workbench Editorial

The privacy answer is concrete rather than philosophical: every basic chart is fully calculated inside your browser. Your birth date, time and place are used to draw the chart and then live only in that device's memory — never uploaded, never stored, never seen by our servers. Everything on this site that works without a network call follows the same local rule.

Why basic charts never leave the device

Ephemeris positions come from the Swiss Ephemeris running in your browser, and houses, aspects, progressions, solar arc and Firdaria are all computed locally from published rules. A plain chart without an account has no cloud back-up: close the page and the data is gone, so there is simply no server-side copy for anyone to inspect. Third-party analytics can tell that some visitor opened a page; it cannot tell what is on your chart.

The only two things that go online

Two actions will deliberately send your data, and both require an explicit trigger from you. Signing in sends credentials so the service can recognize you — your birth data is not part of the login. Generating an AI reading sends the context the model needs, which can include your birth time and chart elements. In other words, a recognizable chart leaves your device only in the moment you press the button that asks for a reading.

Public pages versus your session

This knowledge base and the SEO pages are public, static content that search engines may crawl. When anyone reads an article, the server only records that an article was read; it never touches anyone's birth data. Your personal chart and reading exist only in your own browser session. The wall between the two is hard: public pages do not read session data, and session data never flows into public pages.

A short checklist for you

If you want to verify that nothing is being watched, run through this: reopen the app after closing it and confirm a fresh, un-accounted chart is blank — yes; every calculation page works as a local, offline-capable computation — yes; the AI reading request only fires once you click the button — yes. If all three hold, your chart lives only on your own device.

Practical takeaway: reading any public knowledge article involves none of your birth data. If you do use the AI reading, know exactly what leaves your device in that moment and decide accordingly. The local principle is one line long — unless you press send, your chart does not leave.

FAQ

Can your company see my chart?

No. Without an account, chart calculation lives only in your browser's memory; our servers and editors never see it. Only data you actively send for an AI reading or for login can be processed by the corresponding party.

If I'm not signed in, is my birth data saved?

It disappears when the page closes. We keep no cloud archive and retain no birth data on the server; if you want a copy, you export it yourself.

Does reading a knowledge-base article involve my birth data?

Not at all. Public articles are static content anyone can read; at the data-processing level it is only a page view, unrelated to anyone's birth data.

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