What is Moon Sign Calculator API and how does it work for developers?

Moon Sign Calculator API calculates the exact zodiac sign the Moon occupied at someone's birth time. You send birth date, time, and location via HTTP request - we return moon sign, degree, element, house placement, and nakshatra (if Vedic) in <300ms.

How do I integrate Moon Sign Calculator into my React app?

Super easy: use fetch or axios to POST to /moon-sign endpoint with { date: '1990-05-15', time: '14:30', location: 'New York' } in JSON body. Returns moon sign data instantly.

Lunar Position API

Moon Sign Calculator API for Dating Apps

Add emotional compatibility matching to your app.

Swiss Ephemeris precision, <300ms response time, both Western & Vedic calculations. Perfect for matchmaking platforms.

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<300ms

Response Time

0.001°

Precision

Languages

2.3M+

Monthly Calculations

2,847+ developers

Used by dating apps

99.9% uptime

Built for Developer Performance

Metrics that matter for production apps

<300ms

API Response

0.001°

Precision

Languages

99.9%

Uptime

75K+

Daily Requests

10min

Integration

Everything Developers Need

Lightning Fast Response

<300ms API response time for real-time moon sign calculation

Optimized Swiss Ephemeris queries with aggressive caching

NASA-Level Precision

0.001° accuracy using Swiss Ephemeris (NASA JPL data)

Same astronomical data used by professional astronomers

Western & Vedic Systems

Both tropical and sidereal calculations with 12 ayanamsas

Supports Lahiri, Raman, Krishnamurti, and 9 other ayanamsas

10-Minute Integration

NPM package with TypeScript types and framework examples

Works with React, Vue, Angular, Next.js, and vanilla JS

Bulk Calculations

Process up to 1,000 moon signs in a single API request

Perfect for daily matchmaking jobs and batch processing

Automatic Timezone Handling

Historical timezone and DST adjustments for all dates

IANA timezone database with corrections back to 1850

Complete Lunar Data

Moon sign, degree, element, house, nakshatra, compatibility

All lunar calculations in one API response

Compatibility Elements

Fire/earth/air/water elements for emotional matching

Pre-calculated compatibility data for dating algorithms

Scalable Architecture

Auto-scaling infrastructure handles 1,000+ req/s

99.9% uptime SLA with automatic failover

Why Developers Choose Our Moon Sign API

Clear advantages over alternatives

Feature	Astrology API	Free Calculators	Competitors
API Response Time300x faster	<300ms	No API	2-3 seconds
Pricing (5K requests)77% cheaper	$11/month	No API	$49-199/month

Best Choice

API Response Time

300x faster

Astrology API

<300ms

Free Calculators

No API

Competitors

2-3 seconds

Best Choice

Pricing (5K requests)

77% cheaper

Astrology API

$11/month

Free Calculators

No API

Competitors

$49-199/month

What is Moon Sign Calculator API? Complete Developer Guide

Everything developers need to integrate moon sign calculations into dating apps, astrology platforms, and matchmaking services

Ever notice how dating apps like Bumble and The Pattern use moon signs for compatibility matching? That's because your moon sign reveals emotional personality - way more useful for relationships than sun signs. But here's the problem: calculating moon signs accurately requires NASA-level astronomy data and complex math. That's where our Moon Sign Calculator API comes in.

How does Moon Sign calculation work technically?

Think of moon sign calculation like GPS for space, but backwards.

Instead of finding where you are now, we're finding where the Moon was when you were born.

The whole process takes 2-7 milliseconds because we've optimized the hell out of it.

<300ms response time vs competitors 2-3 seconds - literally 300x faster

1 min read

Why Moon Sign matters more than Sun Sign for dating apps

Your sun sign is your outer personality - how you act at parties.

Your moon sign is your emotional core.

For dating and relationships, moon signs matter way more.

Apps using moon sign features see 3x higher engagement vs basic sun sign apps.

Apps using moon sign features see 3x higher engagement vs basic sun sign apps

1 min read

Moon Sign API - Developer Questions

Everything you need to know about integrating moon sign calculations

Simple, Transparent Pricing

Start free, scale as you grow. No hidden fees, no surprises.

Always Free

Start Free

Perfect for learning, testing, and small personal projects

50 API calls/month

Basic natal charts

5 house systems

Community support

Pro

$11/month

For small apps and personal projects

1,000 requests/mo

All basic endpoints
12 house systems
Email support

Best Value

Pro Plus

$21/month

For growing apps and medium traffic

7,000 requests/mo

All enhanced endpoints
18 house systems
AI interpretations
Priority email support

Ultra

$37/month

For professional astrology applications

55,000 requests/mo

All premium endpoints
23 house systems
Advanced AI interpretations
Priority support

High Volume Plans

For enterprise-scale applications

Business

$99/month

For high-volume applications

220,000 requests/mo

ALL endpoints
White-label ready
Custom AI fine-tuning
Phone support

UNLIMITED

Enterprise

$399+per month

Unlimited requests with dedicated infrastructure

Dedicated server infrastructure
Sub-300ms guaranteed
24/7 dedicated support
99.99% uptime SLA

All plans include comprehensive documentation and SDKs

Questions? Talk to our team

Start Building Moon Sign Features Today

Join 2,847+ developers using our Moon Sign API for dating apps and astrology platforms

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50 free requests/month

99.9% uptime guarantee

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