Caldera app icon
Live on the App Store

Modern Astrology,
Written by Hand

A one-of-a-kind astrology companion for spiritual seekers. Daily Oracle, Sacred Calendar, and hand-written natal chart readings — all in one calm, ad-light iOS experience.

Download on App Store Explore the app ↓

Sky Now

Real-time planetary positions

Sun, Moon, planets, phase, sign quality, and the day's active tone in one quiet dashboard.

Planet cards Moon phase Hourly refresh

Daily Oracle

Your Cosmic Dashboard

Open the day to its planetary ruler, active focus, symbolic correspondences, and a written oracle.

Planet of the day Daily wisdom Focus tools

Sacred Calendar

See the month ahead

Lunar states and planetary movements visible without losing the calm of the app.

Moon phases Major transits Return to today
Privacy by default
Opt-in notifications
Sign in with Apple
English & Turkish

What's inside

Everything you need, in one place

Daily Oracle, Sacred Calendar, chart readings, widgets, and notifications — all shaped by the Chaldean order and written with care.

Daily

Daily Oracle

Every day Caldera composes a short, planet-of-the-day reading drawing on the Sun and Moon signs, the active aspects, and any retrogrades — then surfaces a single grounded suggestion you can actually act on before your first coffee.

Calendar

Sacred Calendar

A full month at a glance with planetary rulers in Chaldean order, moon phases, void-of-course windows, eclipses, and major transits.

Expert

Chart Readings

Hand-written natal chart readings delivered in-app within seven days. Available as a one-time Expert Reading or with Caldera Plus.

Widgets

Themed Widgets

Twelve zodiac-inspired palettes, each with a light and a dark variant. Switch themes anytime to match your mood or home screen.

Alerts

Notifications

Three independent daily notifications — Aspects, Guidance, Focus. Off by default; entirely opt-in.

Caldera Plus

Go deeper into the sky

Unlock the full Sacred Calendar ahead of today, enjoy ad-free reading, access the complete Daily Oracle synthesis, premium widget palettes, and receive a one-time bonus chart reading with your first subscription.

Full Sacred Calendar
Ad-free experience
Complete Daily Oracle
Premium widget palettes
Bonus chart reading
Monthly or yearly

Billed through your Apple ID. Cancel anytime in iOS Settings.

We are here to help. Questions or suggestions? hello@aquarionlabs.com