Typical apps
Same reading. Millions of people.
- Sun-sign templates recycled daily
- Vague statements that always "fit"
- Walls of text, hard to act on
- No claim you can verify against your chart
Coming soon on iOS
Get your signal
from the cosmos.
One glanceable daily signal — computed from live planetary movements and your birth chart. Not a sun-sign horoscope. Not a wall of vague paragraphs.
- Today's Signal
- Rare nights
- Your natal chart
9:41
The problem
Horoscopes are built to feel personal. Most aren't.
Category-wide, daily astrology leans on Barnum statements — lines that feel specific but apply to almost everyone with your sign. That's the real weakness, including long paragraph-style notifications. ZodiacSignal is built against that.
ZodiacSignal
A signal only your chart earns.
- Today's Signal — one glanceable card
- Time-stamped peak windows
- Rarity you can compute, not invent
- Natal chart + live sky — not a shared sun-sign blurb
We're not telling you what everyone's sign says. We're telling you something that's mathematically true only for you.
Today's Signal
One card. Like Apple Health — not a novel.
A single, low-effort surface each morning: the hours that favor you, what to lean into, what to let rest, and the transit it was all written from. Specific enough to use. Short enough to trust.
Friday · July 31
94/100
Exceptional
A Night of Revelation
Say the thing. It lands today.
- The hours that favor you
- 9 PM – Midnight
- Lean into
- Vision, intention, big questions
- Let rest
- Noise, small talk, haste
Why
Moon trine your Mercury · exact 9:41 PM. The astronomy sits under the sentence, not inside it — the reading leads with what the day feels like, and the transit is the receipt.
Glanceable
One number and one line — the way Weather shows conditions or Health shows a ring. Not a feed of paragraphs.
Time-stamped
The hours that favor you, named — so you can put the work that matters inside them.
Falsifiable-feeling
A clear claim for the day, not a Barnum line that always "fits" no matter what happens.
Chart-native
Computed from today's sky against your natal chart — not the same text for every Gemini.
Rare nights
How rare is today — for you?
Every day gets a score out of 100 — a rank against your own year, not against anybody else's. The nights that land in your chart's top 6.6% are marked rare: about twenty-four a year, weeks apart, never twice in a row.
Tonight, for your chart
A rare night94/100
Ranked in the 97th percentile of days in your own year
- How often a night like this comes
- Your chart's top 6.6% · about 24 a year
- The last one
- 19 nights ago · Jul 12
- The next one owed
- Aug 14 · in 14 nights
The long-term moat
Sun-sign apps can't touch this. The rank is provably personalized: it depends on where the planets are today and where they were when you were born.
- Computable, not mystical. The rank comes off the Swiss Ephemeris and a scored year of your own sky. We measure frequency; we don't invent destiny.
- Honest when days are ordinary. Roughly 93% of nights are not rare, and the app says so plainly. A shrine drawn on an ordinary Tuesday is copy claiming an event the engine never found.
- A reason to open the app. "Is tonight actually one of my rare ones?" is a better habit loop than recycled copy.
The figures above are the app's own sample chart. Live scores are computed on your device, from your chart.
How it works
From your chart to one clear signal.
Three steps. No noise. No generic paragraph dump.
-
Step One
Create your natal chart.
Birth date, time, and place. Your permanent baseline — not a sun sign alone.
-
Step Two
We score today's sky against it.
Today's planetary positions and the transits they make to your placements, ranked against your own year.
-
Step Three
Read today's signal.
One screen: a score, a line, the hours that favor you, what to lean into and what to let rest.
The app
Four screens. No feed, no cards, no clutter.
A moonlit void, one gold hairline per section, and a single glowing number. Dark by design — because you read it at 7 AM and again at midnight.
9:41
The Charted Nights
A month of your own days, each square carrying the score the engine computed for it — and the marks for what actually landed on that date.
9:41
Cosmic Twin
Two charts read against one sky. The score is a rank against real cast charts — and it says what it is ranked over, right under the number.
9:41
Your Place in the Sky
Ten bodies, the houses and the angles — computed on the phone from the Swiss Ephemeris. No birth time? The rising sign is left out rather than guessed.
Product
Built around the signal — not the catalog.
Depth when you want it. Clarity every morning.
Today's Signal
The daily product: a score out of 100, one line, and the hours that favor you.
Rare nights
The ~24 nights a year that land in your chart's own top 6.6% — with the last one and the next one named.
Natal Chart
Your unique blueprint. Clear, visual, always available offline.
Transit Engine
Swiss Ephemeris, compiled into the app. Every reading is computed on your phone, offline.
Widgets
Four Home Screen tiles. Today's Signal is free and never veiled; the rest say what they cost.
Morning signal
One calm notification when useful. Quiet hours. Never spam.
Share cards
Export the day's reading, or a Cosmic Twin, as a card worth posting. Rendered on the phone.
Offline support
Fast and reliable. Your chart and last signal stay with you.
Cosmic Twin
How your charts interact today.
Compare natal charts with someone important — then surface shared energy for today, not a forever destiny score alone.
Partner
Friend
Sibling
Parent
Coworker
Compatibility
86/100
- Today's Shared Energy
- Collaborative · Warm
- Communication Style
- Direct with care
- Shared Strengths
- Vision · Loyalty
- Growth Opportunities
- Pace · Patience
Shareable
Comparison cards, not clichés
Export a refined card — practical dynamics, not "soulmate" theater.
Widgets
Your signal, on the Home Screen.
Four tiles. Today's Signal is the free one — the app's whole promise in one number. The other three are each a second reading, and they say so.
Daily experience
A habit loop that respects your attention.
-
01
Morning signal
Optional notification — one cue, not three spam pushes.
-
02
Open Today's Signal
Headline, rarity, lean into / avoid, peak window.
-
03
Act in the window
Use the peak when it matters. Skip when the day is ordinary.
-
04
Share it, or don't
One button under the line renders a card. Nothing is posted for you.
Privacy
Your birth data never leaves your phone.
Charts are sensitive, so we built the app not to need them: the astronomy runs on your device and your birth details stay there.
- Computed on your phone The ephemeris ships in the app. Your birth data never leaves it.
- Private by default No public feed of your chart.
- No selling personal data We never sell birth data to advertisers.
- No account to make No login, no email, no password.
- Your iCloud, not our servers Backup and sync run on your own private database.
Early voices
For people who outgrew generic horoscopes.
"One card in the morning beats a paragraph that could apply to anyone. The rarity score is the first thing that felt honest."
"I stopped reading sun-sign apps years ago. A peak window I can put on a calendar is the only format I'll open daily."
"Finally something that doesn't pretend every day is magical. When it calls a night rare, I pay attention."
FAQ
Straight answers.
One screen each morning: a score out of 100 with a word beside it, one italic line for the day, the transit that line was written from, then the hours that favor you, what to lean into and what to let rest. Computed from today's sky against your birth chart — not a shared sun-sign template.
Every day is scored 0–100 as a rank against your own year. A night that lands in your chart's top 6.6% — about twenty-four a year — is called a rare night, and the app shows you the last one and the next one owed. Most days are ordinary, and it says that too.
Most horoscopes use statements that feel personal but apply to almost everyone with your sign. ZodiacSignal computes a chart-specific signal and rarity. Structurally different: glanceable, time-stamped, and not the same copy for millions of people.
A map of the sky at the moment and place you were born. It is the personal baseline we score today's planets against.
Birth time refines houses and rising sign, which improves signal precision. You can start with date and place; add time when you have it.
Yes — and there is no account to make. Free covers your daily reading, your chart in three lines, one Cosmic Twin and this month's calendar up to today. Pro opens the whole calendar, unlimited twins, every widget and the full chart: $3.99 per week with a 3-day free trial, or $39.99 per year. Cancel any time in the App Store.
Early access
Get your signal first.
Join the waitlist for ZodiacSignal on iOS. Launch updates only — no spam.