Your day, in context
Explore the calendar by work, love, or health. Open a day, see its reading, and ask Sidera to decode it.
Personalized astrology planner
Find the right day for anything that matters.
Your birth chart, transits, and compatibility in one place. See what’s active now, look ahead, and explore your connections.
Free to start · Works in your browser
June 2026
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See your best days in 2026
The stars have always had an audience
“Virtually every major move and decision the Reagans made was cleared in advance with a woman who drew up horoscopes.”
“Millionaires don't use astrology, billionaires do.”
Queen Elizabeth I·J.P. Morgan·Ronald Reagan·Theodore Roosevelt
What you get the moment you're inside
From today's calendar to the bigger patterns in your life. One place to explore, reflect, and ask better questions.
The bigger picture
Follow your personal transits across months and years. See which cycles are supportive, challenging, or most active.
AI astrologer
Start with a day, a transit, or a relationship. The relevant chart context travels with your question.
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Free forever · Pro from $9.99/mo
Life cycles · Personal transits
Zoom out. See the bigger pattern.
Some influences last days. Others unfold over years. Move through your timeline to see your main personal transits, their changing intensity, and the Moon and eclipse events alongside them.
- Explore months or years. Scroll backward and forward, or jump straight to a date.
- Separate strength from meaning. The gray background shows overall intensity. Arrows distinguish supportive and challenging aspects.
- Go deeper with a tap. Decode a transit with the other active influences in context, or ask when the same aspect last occurred.
Actual app screens. Readings and scores shown are examples, not your personal results.
Compatibility
See how your charts meet
Explore a partner, friend, family, or work connection through both birth charts. See emotional closeness, common ground, understanding, and resilience — then ask about the relationship with both sides in context.
Both perspectives
Growth edges
Shared timing
Check compatibility
Birth chart
Your cosmic signature
Start with your Sun, Moon, and Rising sign. Explore planets, houses, and aspects calculated from your birth details, then ask about a placement without having to explain your chart again.
See your chart
Cosmic calendar
See your month at a glance
Switch between weekly and monthly views and choose a focus such as work, love, or health. Open any day for its score and reading, then tap Decode My Day to ask what it means for you — with the date and relevant chart context already included.
See your calendar
AI astrologer
Less explaining. More understanding.
Decode a day, unpack a transit, or explore a connection. Sidera brings the selected date, relevant chart details, and the right relationship context into the conversation. Continue with text or voice.
“What else is influencing this transit?”
“When did I last have this aspect?”
Ask the stars
Find best date
The right day for anything
Choose an activity, set a 7-, 30-, or 90-day window, and compare dates by their astrological rating. Review lunar phases and timing notes alongside each result before making your plans.
Find your best date
A practice as old as the written word
Five thousand years of observation — now measured against your chart each morning.
30%
of Americans
consult astrology at least once a year (Pew Research).
200+
planetary aspects
read against your chart every single day.
83%
of millennials
say they believe in astrology (Harris Poll).
Ancient observation. Modern precision.
Your chart is calculated from the exact positions of the planets at your birth. The AI reads it the way a skilled astrologer would.
Your natal chart
Precise planetary positions at your exact birth moment and location — the foundation of everything Sidera tells you.
Real-time transits
Over 200 aspects tracked daily. The sky is always moving — and so is your calendar.
AI interpretation
Complex aspects translated into clear, specific guidance — in a voice that respects your intelligence.
Common questions
Sidera is a precision astrology planner. It calculates your natal chart from your exact birth data, overlays real-time planetary transits, and shows you the best days for love, career, wellness, and big decisions — Western astrology paired with an AI that reads your chart the way a private astrologer would.
Yes. The free tier includes your daily cosmic weather, your natal chart, and core insights. Sidera Pro adds past and future day viewing, deeper AI readings, unlimited conversations, and the full Find Best Date feature for $9.99/month or $49.99/year.
No. Sidera runs right in your browser at app.sideraai.com — sign up free and your chart is ready in under a minute. Prefer an app? Sidera is also on Google Play for Android.
The calendar offers Western tropical and Jyotish/Lahiri sidereal timing alongside cultural and religious calendars. Choose a system in the monthly calendar and compare dates within it. Your saved natal-chart system is a separate setting.
Sidera reads over 200 planetary aspects daily against your complete chart — all planets, houses, and aspects. Every insight is specific to your chart. This is not a generic sun-sign forecast.
Yes. Your birth data is encrypted and stored securely. Sidera does not share personal information with third parties. Your chart belongs to you.
The sky has something to say about your week.
Your chart is already written. Enter your birthday and Sidera reads it for you — starting with the days that matter most.
Today's cosmic weather
Your personalized daily reading, waiting each morning — not a generic sun-sign forecast. The whole chart, the real picture.
Read today's horoscopeYour daily reading, by email
A short note each morning on what the sky is doing and what it means for your week ahead. Free, from Sidera.
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