Digital astrology software,
clear subscription terms.
Chaldea is a digital subscription product for Hellenistic chart analysis, timing work, electional scanning, and source-backed astrological research.
Subscription access, delivered online.
Prices are listed in USD. Paid plans renew monthly until canceled. Access is delivered digitally through a Chaldea account; no physical goods are shipped. Payment information is handled securely by Stripe when paid checkout is enabled. Chaldea accepts major card payments including Visa, Mastercard, American Express, and Discover through Stripe.
Free
Explore your natal chart and the core logic of the system before upgrading.
- Natal chart calculation
- 3 lifetime synthesis readings
- 10 messages per day
- Saved charts
- Teaching mode
Practitioner
For students and working astrologers who want the full research and timing workflow.
- Everything in Free
- Full 14-layer synthesis
- All Time Lord techniques
- Electional astrology engine
- Multi-chart sessions
- Corpus access with citations
- Transit overlays and solar returns
- Reading and podcast generators
- Daily brief notifications
Scholar
For researchers, teachers, and heavier professional use.
- Everything in Practitioner
- Unlimited monthly usage
- Priority AI processing
- Extended session history
- Bulk chart import
- Custom election rulesets
- Early access to new features
What each plan is for.
The free plan lets people evaluate the system. Paid plans unlock the deeper research, timing, and professional workflow features.
Free
A starter plan for chart calculation, basic analysis, and deciding whether Chaldea fits your study or workflow.
Practitioner
The main subscription for recurring timing work, synthesis, multi-chart sessions, and conversation with the research engine.
Scholar
A heavier-use plan with unlimited monthly usage for research, teaching, bulk chart work, and early access to advanced features.
The Stripe-review basics.
Product description, purchase currency, delivery model, cancellation, refunds, and support contact.