Best Synastry Apps

103+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

Astrology Master is the household name in synastry, but it's far from the only option. We track 103+ alternatives and competitors on iOS β€” many free, many higher-rated than you'd expect.

Compare top Synastry Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Astrology MasterAstrology MasterFree4.8β˜… (544)YesYesAug 2026
2Synastry: Daily TransitsSynastry: Daily TransitsFreeβ€”YesNoMay 2026
3TimePassages AstrologyTimePassages AstrologyFree4.8β˜… (44K)NoYesAug 2026
4Astro Future - Daily HoroscopeAstro Future - Daily HoroscopeFree4.8β˜… (20K)NoYesAug 2026
5Co–Star Personalized AstrologyCo–Star Personalized AstrologyFree4.8β˜… (206K)NoYesAug 2026
6Saiph: SynastrySaiph: SynastryFree5.0β˜… (1)NoYesMay 2026
7Knowe Astrology: Birth ChartKnowe Astrology: Birth ChartFree5.0β˜… (1)NoYesAug 2026
8Astopia: Horoscope & AstrologyAstopia: Horoscope & AstrologyFree4.8β˜… (2.1K)YesYesAug 2026

Top Picks for Synastry

Astrology Master#1

Astrology Master by ibrahim veli

An advanced astrology app
Editor's Choice
🌟 Lifestyle
4.8😊(544 ratings)
FreeAdsIn-App Purchases
Astrology Master screenshot 1
Astrology Master screenshot 2
Astrology Master screenshot 3
Astrology Master screenshot 4
Astrology Master screenshot 5
Astrology Master screenshot 6

This advanced application generates detailed astrological charts and reports using various astrological formulas. It offers professional-level analysis for both enthusiasts and practitioners, allowing for in-depth calculations and interpretations.

What We Love

  • 🀩 Excellent astrology app with tons of features
  • πŸ’« Insightful and accurate interpretations
  • πŸ” Comprehensive chart types and analysis
  • 🧠 Helpful for both beginners and advanced users

Room to Improve

  • πŸ—ΊοΈ Difficulty finding locations outside the US
  • ⏱️ Inaccurate time zone and timezone adjustments
  • πŸ€‘ Ads still present even with paid subscription
TimePassages Astrology#3

TimePassages Astrology by AstroGraph Software

The Original Astrology App
Worth Considering
🌟 Lifestyle
4.8😊(44K ratings)
FreeIn-App Purchases
TimePassages Astrology screenshot 1
TimePassages Astrology screenshot 2
TimePassages Astrology screenshot 3
TimePassages Astrology screenshot 4
TimePassages Astrology screenshot 5
TimePassages Astrology screenshot 6

Explore your birth chart and receive personalized daily horoscopes based on your unique astrological map. Understand your inner world, relationships, and life's timing with interpretations from experienced astrologers. Free to start, with an option to upgrade for advanced features.

What We Love

  • πŸš€ Detailed and accurate
  • πŸ‘ Easy to navigate
  • πŸ’‘ Helpful for learning astrology
  • 🌟 Excellent for daily transits and horoscopes

Room to Improve

  • πŸ”’ Paid features/subscriptions required for full access
  • πŸ› Glitches, bugs, and crashes reported
  • πŸ’Έ Expensive for some users

More Synastry apps to explore

4
Astro Future - Daily Horoscope
Astro Future - Daily Horoscope
Astro Future - Daily Horoscope
Astrology & Love Compatibility
Free

Explore your birth chart and gain insights into your life and future through detailed horoscopes. Understand planetary influences, check compatibility, and discover astrological events with this comprehensive astrology app.

Birth charts with detailed horoscopesDaily horoscopes with widgetsTransit charts and solar system view
🌟 Lifestyle
(20K)
freemium
5
Co–Star Personalized Astrology
Co–Star Personalized Astrology
Co–Star Personalized Astrology
Horoscopes from the Void
Free

This app provides personalized daily horoscopes and compatibility readings based on NASA data and human astrologers. It helps users understand themselves and their relationships through astrological insights and offers premium features for deeper analysis and advice.

Personalized daily horoscopesFriend chart comparisonNatal chart learning
🌟 Lifestyle
(206K)
free with in-app purchases
6
Saiph: Synastry
Saiph: Synastry
Saiph: Synastry
Synastry
Free

Explore meaningful connections through astrological compatibility with a focus on privacy. This app allows anonymous browsing and automatically blocks existing contacts, offering deeper insights into potential matches.

Complete anonymityBlock existing contacts by defaultAstrological matchmaking
🌟 Lifestyle
(1)
free with in-app purchases
7
Knowe Astrology: Birth Chart
Knowe Astrology: Birth Chart
Knowe Astrology: Birth Chart
Synastry, Transits & Insight
Free

This app generates detailed natal charts, synastry comparisons, and transit readings. It offers AI-powered interpretations and includes a built-in astrology library for in-depth study. Ideal for both beginners and experienced astrologers seeking a clear workspace.

Accurate natal and birth chartsSynastry and compatibility analysisTransit tracking and timing
🌟 Lifestyle
(1)
freemium
8
Astopia: Horoscope & Astrology
Astopia: Horoscope & Astrology
Astopia: Horoscope & Astrology
Daily Zodiac Reading & Charts
Free

Gain deep insights into your personality, relationships, and future through personalized natal chart analysis and daily horoscopes. Understand planetary influences and lunar cycles with guidance from real astrologers.

Personalized natal chart analysisDaily horoscopes tailored to birth chartRelationship compatibility (synastry)
🌟 Lifestyle
(2.1K)
free with in-app purchases
9
Charts Astrology
Charts Astrology
Charts Astrology
Birth Chart & Astrology
Free

This app helps you interpret birth charts and horoscopes by combining keywords for planets, zodiac signs, and houses. You can also create your own horoscopes by analyzing current planetary transits and their effects on your birth chart, making astrology learning fun.

Keyword-based birth chart interpretationCreate custom horoscopesAnalyze planetary transits
🌟 Lifestyle
(265)
free with in-app purchases
10
Human Design - My Birth Chart
Human Design - My Birth Chart
Human Design - My Birth Chart
Discover Yourself with Ease
Free

Explore your unique personality and relationships through Human Design and Astrology. This app generates your Bodygraph, decodes compatibility, and analyzes daily transits for actionable insights into your life's design.

Calculate Bodygraph (Rave Chart)Analyze relationship compatibilityTrack daily transits
🌟 Lifestyle
(784)
free with in-app purchases
11
Mystic: Soulful Astrology
Mystic: Soulful Astrology
Mystic: Soulful Astrology
by Mystic
Free

This app offers in-depth astrological insights by combining Eastern and Western astrology. Discover personalized birth charts, compatibility reports, astrocartography, and daily energy forecasts to understand your personality, purpose, and relationships.

Eastern & Western astrology integrationPersonalized birth chart readingsCompatibility reports
🎬 Entertainment
(104)
free with in-app purchases
12
LiebesKlee - Synastry
LiebesKlee - Synastry
LiebesKlee - Synastry
Astrological couple analysis
Free

Gain new perspectives on relationships and character traits through astrological analysis. Understand compatibility, navigate difficult situations, and improve social interactions with detailed insights.

Synastry analysis of relationshipsNatal chart interpretationUnderstanding character traits
🌟 Lifestyle
(3)
free with in-app purchases
13
AstroCharts
AstroCharts
AstroCharts
Professional Astrology Reports
Free

Generate detailed astrological charts and reports for self-understanding, relationships, and future insights. Offers free horoscope calculations and premium subscription options for in-depth analysis.

Natal reports for character analysisSynastry reports for relationship dynamicsTransit reports for past, present, and future
🌟 Lifestyle
(29)
freemium
14
Futurio: Horoscope & Astrology
Futurio: Horoscope & Astrology
Futurio: Horoscope & Astrology
AI Chat & Zodiac Compatibility
Free

This app offers personalized astrological insights and predictions using AI. It provides daily horoscopes, birth chart analysis, love compatibility, tarot readings, and palmistry to guide users through life's questions and potential futures.

AI-powered personal astrologerPersonalized daily, weekly, monthly, yearly forecastsLove and zodiac compatibility analysis
🌟 Lifestyle
(33K)
free with in-app purchases
15
Astrology Plus
Astrology Plus
Astrology Plus
Daily Horoscope & Birth Charts
Free

Explore your cosmic journey with personalized horoscopes, birth chart analysis, and daily tarot readings. Discover romantic compatibility and gain insights into your personality, career, and destiny. Offers both free and premium features for a comprehensive astrological experience.

Personalized horoscopes (daily, weekly, monthly, annual)Detailed birth chart analysisDaily tarot card readings
🌟 Lifestyle
(6.6K)
free with in-app purchases
16
Startek - Advanced Astrology
Startek - Advanced Astrology
Startek - Advanced Astrology
Precision Charts & Horoscopes
Free

This app provides a professional platform for astrological charting and analysis. It offers accurate astronomical calculations and a flexible interface for users to explore their birth charts interactively. Customize visuals, access advanced tools, and gain deeper insights into astrological data.

Interactive birth chart explorationAccurate astronomical calculationsFull visual customization
🌟 Lifestyle
(251)
freemium
17
Astromatrix Horoscopes
Astromatrix Horoscopes
Astromatrix Horoscopes
Modern Astrology Horoscopes
Free

Explore your cosmic blueprint with detailed astrological reports and daily horoscopes. This app offers insights into birth charts, relationships, past lives, and planetary transits. It also includes tarot readings and a retrograde calendar for a comprehensive astrological experience.

In-depth birth chart analysisDaily horoscope predictionsLove and romantic compatibility reports
🌟 Lifestyle
(5.6K)
free with in-app purchases
18
Celestium: Cosmic Compass
Celestium: Cosmic Compass
Celestium: Cosmic Compass
Astrology, Horoscope & Timing
Free

Explore personalized astrological insights for life's decisions. Discover ideal locations for love, work, and growth, and understand daily cosmic weather. Engage in guided rituals and connect with others through shared astrological charts.

Location scoring for love, work, vitality, and growthDaily cosmic weather and moon phase trackingGuided rituals for moon phases
🌟 Lifestyle
(3)
freemium
19
Natal Chart, Signs & Palmistry
Natal Chart, Signs & Palmistry
Natal Chart, Signs & Palmistry
Discover Your Soulmate Sketch
Free

Explore your personality, relationships, and future with personalized astrology, numerology, and palmistry readings. Get actionable advice and daily horoscopes based on your birth chart and planetary movements.

Personalized birth reportDetailed compatibility analysisActionable daily, weekly, monthly horoscopes
🌟 Lifestyle
(4K)
subscription
20
Astroflow - Daily Astrologer
Astroflow - Daily Astrologer
Astroflow - Daily Astrologer
Transits & Compatibility
Free

Get personalized daily astrological insights and detailed relationship compatibility analysis. Explore your birth chart, track planetary transits in real-time, and get answers from an AI astrology assistant.

Personalized daily astrology predictionsBirth chart insightsCombined synastry and composite compatibility
🌟 Lifestyle
(68)
free with in-app purchases

FAQ about Synastry

What are the best synastry apps for iPhone?
Astrology Master tops our synastry apps ranking as of July 2026, with a 4.8-star average from 544 App Store ratings, and it's free to download.
Yes β€” 20 of the top synastry apps we rank are free to download, including Astrology Master and Synastry: Daily Transits.
Astrology Master shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 103+ synastry apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Astrology Master is an advanced application designed to generate detailed astrological charts and reports. It utilizes various astrological formulas to perform in-depth calculations, offering insights into planetary positions and relationships.
The app supports a wide range of chart types, including natal chart, transit chart, progression chart, solar arcs, synastry relationship chart, composite relationship chart, davison relationship chart, planetary hours, current chart, lunar calendar, solar return, and lunar return.

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