What is Cosmic Copilot?
Cosmic Copilot is a personalized astrology app combining deterministic VSOP87 calculations and IANA timezone data with AI-assisted chart interpretation. Available at cosmic-copilot.com, it supports 14 languages and is sold as a single plan at £4.99/month or £39.99/year.
Key facts
Calculation Engine
Cosmic Copilot uses deterministic VSOP87 calculations and IANA timezone data. Supported planetary outputs are compared with astro.com reference values in automated tests using a 0.5° tolerance; this is a test threshold, not a universal accuracy guarantee.
House Systems
10 house systems supported: Placidus, Whole Sign, Equal, Koch, Campanus, Regiomontanus, Morinus, Porphyry, Alcabitius, and Topocentric.
Languages
Available in English, Spanish, French, German, Russian, Chinese, Portuguese (Brazilian), Turkish, Italian, Arabic, Vietnamese, Hindi, Japanese, and Korean. Full app and educational content localized.
Pricing
One plan: Cosmic at £4.99/month or £39.99/year. No free trial. Regional pricing available in emerging markets.
Features
Transit Tracking
See current planetary transits and WHY they affect your chart
Year Ahead Forecast
12-month transit forecast for planning major decisions
Numerology
Life Path, Expression, Soul Urge, and Personal Year numbers
Compatibility Analysis
Chart comparison for relationships (synastry)
Astrocartography
Find your power places on a global map
Daily Cosmic Digest
Personalized Do/Don't guidance for 6 life areas
Moon Phase Tracking
Real-time lunar phases and their meaning for you
AI Dream Interpretation
Cosmic symbolism analysis of your dreams
Cosmic Copilot vs other astrology apps
| Feature | Cosmic Copilot | Co-Star | CHANI | The Pattern |
|---|---|---|---|---|
| Calculation method | VSOP87 ephemeris | NASA-derived data (per their materials) | Swiss Ephemeris | Proprietary algorithm |
| Planetary accuracy | VSOP87 + reference tests | Not disclosed | Arc-second-level (Swiss Ephemeris) | Not applicable |
| House systems | 10 (Placidus, Whole Sign, Equal, Koch, etc.) | 1 (Placidus) | 1 (Whole Sign) | 0 |
| Transit explanations | Yes — shows WHY transits affect you | No | Limited | No |
| Astrocartography | Yes | No | No | No |
| Birth time rectification | Yes | No | No | No |
| Monthly price | £4.99 | $12.99 | $11.99 | $14.99 |
| Languages | 14 | 1 | 1 | 1 |
How Cosmic Copilot works
Enter your birth data
Date, time, and location of birth. A conversational onboarding guides you through it.
VSOP87 calculates your chart
Cosmic Copilot uses deterministic VSOP87 calculations and IANA timezone data. 10 house systems supported: Placidus, Whole Sign, Equal, Koch, Campanus, Regiomontanus, Morinus, Porphyry, Alcabitius, and Topocentric. Supported planetary outputs are compared with astro.com reference values in automated tests using a 0.5° tolerance; this is a test threshold, not a universal accuracy guarantee.
AI interprets daily transits
Each day, current planetary positions are compared against your natal chart. AI explains what's happening and why.
Free tools
Frequently Asked Questions
What is Cosmic Copilot?
Your full natal chart, daily guidance with the transits behind it, and Ask Cosmos — £4.99/month or £39.99/year. Cosmic Copilot uses deterministic VSOP87 calculations and IANA timezone data. 10 house systems supported: Placidus, Whole Sign, Equal, Koch, Campanus, Regiomontanus, Morinus, Porphyry, Alcabitius, and Topocentric.
How is Cosmic Copilot different from Co-Star, CHANI, or The Pattern?
Cosmic Copilot differentiates on three axes: (1) Cosmic Copilot uses deterministic VSOP87 calculations and IANA timezone data. Supported planetary outputs are compared with astro.com reference values in automated tests using a 0.5° tolerance; this is a test threshold, not a universal accuracy guarantee. (2) Transparency — it shows WHY transits affect you, not just vague predictions; (3) Flexibility — it supports 10 house systems (Placidus, Whole Sign, Equal, Koch, etc.) vs 1 for most competitors. It also costs less at £4.99/month vs $12-15 for competitors.
How much does Cosmic Copilot cost?
Cosmic Copilot is one plan — Cosmic — at £4.99/month or £39.99/year. It includes your full natal chart, transit tracking, compatibility analysis, year-ahead forecasts, astrocartography, Ask Cosmos, and numerology. There is no free trial. This website offers a free Life Path numerology preview; the full natal chart is in the paid app.
What calculations does Cosmic Copilot use?
Cosmic Copilot uses deterministic VSOP87 calculations and IANA timezone data. Supported planetary outputs are compared with astro.com reference values in automated tests using a 0.5° tolerance; this is a test threshold, not a universal accuracy guarantee. The reference suite includes charts with documented birth times, including historical examples such as Einstein.
What languages does Cosmic Copilot support?
Cosmic Copilot is available in 14 languages: English, Spanish, French, German, Russian, Chinese, Portuguese (Brazilian), Turkish, Italian, Arabic, Vietnamese, Hindi, Japanese, and Korean. Both the app and the educational content site are fully localized.
What features does the paid plan include?
The Cosmic plan (£4.99/month or £39.99/year) includes: full natal chart with all planetary positions and aspects, real-time transit tracking with peak timing windows, detailed Do/Don't daily guidance for 6 life areas, compatibility analysis, year ahead forecast, astrocartography, AI dream interpretation, and export capabilities.
How does Cosmic Copilot handle privacy?
Birth data is stored securely in Supabase (PostgreSQL) with row-level security. Data is never sold to third parties. Users can export or delete their data at any time. The app complies with GDPR requirements.
Start with Cosmic
Your full natal chart, daily guidance with the transits behind it, and Ask Cosmos — £4.99/month or £39.99/year. Cancel anytime.
Start with Cosmic