AI guide
Ask Sarah about your sign, your Moon, your rising sign and the houses of your chart.
Astrology • Self-knowledge • Mindfulness
Your birth chart, explained simply
An astrology and self-knowledge app. A birth chart calculated from real planetary positions, a guided 21-day practice and Sarah, your AI guide, to answer your questions about your chart.
- Readings of your chart
- Everyday mindfulness
- Answers at any hour
9:41
Astelle
Your Birth Chart
☉SunCapricorn
☾MoonPisces
↑RisingLeo
♃JupiterCancer
Read it section by section →
9:41
SarahAI guide
AI-generated answers
Today
I'd like to understand how my sign shows up at work. What does my chart say?21:12
In astrology, the Sun in Capricorn is associated with discipline and steady, step-by-step progress.21:12
Would you like to look at your 10th house? It's the part of the chart linked to work and career.21:13
Yes, let's do it.21:14
Generating answer
Ask about your chart…
Features
What would you like to understand about yourself?
Birth Chart
Your chart, made from your exact date, time and place of birth, explained section by section.
21-day practice
A guided program with a short exercise and a reflection question every day.
Daily reflection
Small daily prompts to pause, notice and write down what matters.
How it works
Your journey in 3 simple steps
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1 Step 1.
Get to know yourself
Enter your birth details and get a chart made just for you.
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2 Step 2.
Ask your questions
Ask Sarah what each part of your chart means, at any time.
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3 Step 3.
Grow every day
Come back to your daily practice and reflection questions to gain clarity and confidence.
Chat with Sarah
Sarah, your AI guide, inside the Astelle app.
The AI guide to your chart
Meet Sarah
Sarah is an AI guide built into Astelle. She uses the details of your birth chart to explain astrology in plain language, at any hour of the day. She is not a person, she does not make predictions and she does not replace advice from a professional.
- Explanations of your chart
- Signs, planets and houses
- Questions for reflection
- Available 24/7
Sign compatibility
Compare your signs
See how astrology describes the match between your sign and someone else's: elements, Sun, Moon and rising sign, explained in a simple, educational way.
How it works 9:41
SarahAI guide
AI-generated answers
Today
How does my sign match with Leo?20:40
Capricorn is an Earth sign and Leo is a Fire sign. In astrology, this pair is often described as practical on one side and expansive on the other.20:40
Would you like to compare both full charts, with the Sun, Moon and rising sign?20:41
Yes, please.20:42
Generating answer
Ask about your chart…
Mindfulness
Pause.
Reflect.
Grow.
The guided 21-day practice gives you a short exercise and a reflection question every day — a simple routine to slow down and get to know yourself better.
- Daily practice
- Reflection questions
- Chart readings
- At your own pace
9:41
Good evening,
Emma
E Sun in Capricorn
For you
AI guide Ask
Sarah
Questions about your chart Open chat Birth Chart
Open
21-day practice
Day 7 of 21
Home Sarah Profile
9:41
21-day practice
Your 21-day Guide
Day 7 of 21
Today is your Day 7. The next one opens tomorrow.
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TODAY
Plan your week
Today's reflection and a short exercise
Open today's practice →5A five-minute pause
6What keeps you going
8Opens on day 8
FAQ
Frequently asked questions
What is Astelle?
Astelle is a personalized astrology app. You enter your birth details, get a birth chart calculated from real planetary positions, and can talk about it with Sarah, your AI guide.
Is Astelle an astrology, mindfulness or AI app?
All three: Astelle brings together astrology, simple mindfulness practices and an AI guide for self-knowledge and reflection. It is for entertainment and self-reflection, and it does not replace advice from a professional.
Is Sarah a real person?
No. Sarah is an AI guide. Her replies are generated by artificial intelligence from your birth chart and your questions, and they may contain mistakes.
How much does it cost?
Astelle offers a monthly membership and optional one-time products. Prices vary by country, currency and offer. The exact price, currency and billing period are always shown at checkout, before you pay. The membership renews automatically every month until you cancel.
How do I cancel my membership?
E-mail support@astelle.cloud from the address you used to buy. Cancelling stops future renewals, and you keep access until the end of the period you already paid for. There are no cancellation fees.
Can I get a refund?
Yes. Every purchase is covered by a 7-day money-back guarantee. E-mail support@astelle.cloud within 7 days of the charge. Full details are in our Refund Policy.
What happens to my data?
We use your birth details and messages only to provide the service. Payments are processed by the payment provider or authorized reseller shown at checkout. We never see or store your full card number. You can ask us to delete your data at any time.
Is this professional advice?
No. Astelle is for entertainment and self-reflection. It is not a substitute for medical, legal, financial or psychological advice.
Which languages are available?
Astelle is available in English, French and Spanish.
Ready to know yourself better?
Start with your birth chart, your daily practice and Sarah, your AI guide.
Get started