This app offers daily esoteric guidance based on celestial events and alchemical traditions. It provides contemplative practices, daily readings, and a sacred calendar to aid in personal inner work and spiritual development.
1.3
June 23, 2026
Added a birt chart calculation page with daily aspects in calendar view.
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Expert Birth Chart Reading
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Caldera is an esoteric companion app designed for daily inner work. It draws on Hermetic and alchemical traditions to provide guidance based on the living sky, including ruling planets, moon phases, and aspects.
No, Caldera explicitly states it is not a horoscope app. Its focus is on providing guidance for inner work and spiritual practice, rooted in alchemical traditions rather than predictive horoscopes.
The 'Great Work' in Caldera refers to daily alchemical teachings that progress through the stages of the opus: Nigredo, Albedo, Citrinitas, and Rubedo. These teachings come with contemplative practices derived from source texts.
Caldera reads the living sky daily, noting the ruling planet, moon phase, hour, and aspects. This data is used to offer practical guidance for your practice and to align with the day's celestial currents.
Yes, Caldera includes an interactive natal wheel with sign tables, aspects, and a glossary. It allows you to see long cycles and outer-planet transits shaping your life.
Caldera Plus unlocks the full alchemical teachings, the complete daily oracle, the sacred calendar beyond today, and your personal transits. It also provides an ad-free experience and additional palettes and widgets.
Caldera Plus is available through a subscription. Options include $5.99 per month or $59.99 per year, billed through your Apple ID. You can cancel anytime.
Yes, the free version of Caldera contains advertisements. The 'Caldera Plus' subscription offers an ad-free, undistracted space.