Comparison

astrx Calculator vs AiDA

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

astrx Calculator

This app simplifies the calculation of astrological lots, offering an intuitive interface for both practicing astrologers and enthusiasts. It provides a growing list of lot formulas, detailed calculations, and customizable display options for a personalized astrological experience.

Highlights
  • Calculate astrological lots
  • Enter zodiacal placements
  • Display decimal degrees
  • Alternative calculation methods
  • Pin and recall lots
  • Searchable list of lot formulas
  • Determine essential dignities
Read full description

astrx makes the calculation of astrological lots simple, allowing you to focus on the Astrology. You'll appreciate its simple, intuitive interface, and love the every growing list of lot formulas it puts in your pocket. Whether you're a practicing astrologer, or just an enthusiast looking to explore this fascinating technique with your own chart, you'll find astrx an invaluable tool if you have an interest in working with Astrological Lots. - Enter Zodiacal Placements - Displays Decimal Degree of Entered Placements - Provides alternative calculation (by counting of whole signs) option - Easily Swap Zodiacal Placements for Sect Reversal - Tap to Send the Calculated Lot Placement to the "Begin At" or "Count To" Field for the Next Calculation - Pin Lots you are working with for easy recall, and reference to Sign, Lord and Term Lord - Review many Lots Formulas in the List of Lots - Search the List of Lots by Name, Common Synonym and Keywords - Search the List of Lots with Logical AND|OR comparison of Significators - Set Display Colors to Increase Contrast, or Just Match Your Mood - Determines Whole Sign House of the Calculated Lot - Automatically Displays Modality of the House and Triplicity of the Sign -- Automatically Determines Essential Dignities of the Calculated Lot -- Domicile Rulership -- Triplicity Rulership -- Term Rulership -- Decan Rulership -- Calculates Dodekatemorion (12th part) of placement -- Calculates Antiscia and Contra-Antiscia -- Calculates Zodiacal Midpoint of "Begin At" and "Count To" Significators - Automatically Updates Rulerships Based on Selected Sect - Configurable Astrological Systems -- Triplicity Traditions of Dorotheus or Ptolemy -- Systems of Terms by the Egyptian's, Chaldean's or Ptolemy's -- Decans in Chaldean Order or by the Triplicity Method - Add to the Library of Lot Formulas at your Fingertips in the List of Lots -- Compare Formulas of Different Traditional Authors in the List of Lots CONTACT: Do you have questions, feedback or good ideas? Are there Lots you would like to see added to astrx, we are always happy to hear from you! Please contact us at info@PracticalEndeavors.com. Terms of Use see the Apple’s Standard License Agreement at: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

AiDA

This app combines a multifunctional diary with AI-powered dream interpretation and personalized horoscopes. It aids in self-understanding and personal development by organizing thoughts, events, and dreams into categories, offering secure access to your data.

Highlights
  • Multifunctional diary with categories
  • AI dream interpretation
  • Personalized horoscope
  • Self-understanding and personal development tools
  • Password lock and local backup
  • Multilingual support
Read full description

Our unique app AiDA offers you not just a diary, but a whole world of opportunities for self-discovery and life organization. Here’s why you should try it: 1. Multifunctional Diary: * Categories for all aspects of your life: Record your thoughts, events and dreams in convenient categories. Your notes will always be in order! 2. AI Dream Interpretation: * Uncover the secrets of your dreams: Our AI will help you understand the hidden meanings of your dreams. Just record your dream and get a detailed interpretation! 3. Personalized Horoscope: * A horoscope that takes your personal context into account: Get an astrological forecast tailored just for you. Find it out and make more informed decisions. 4. Improved Self-Understanding and Personal Development: * Analyze and develop: Keep a diary to better understand your emotions, goals, and achievements. Our tools will help you become the best version of yourself. 5. Convenience and Security: * Your data is securely protected: All entries are stored securely, and only you have access to them. Use the app anytime, anywhere. Extra: - password lock - local backup - Knowledge base Multilingual support: English, Arabic, Bulgarian, Chinese, Czech, German, Spanish, French, Hindi, Hungarian, Indonesian, Italian, Portuguese, Ukrainian, Russian, Swedish, Turkish

Screenshots

astrx Calculator4 screens
AiDA3 screens

Verdict

The call

The clearest difference is review sentiment: AiDA at 100% against astrx Calculator's 0%. AiDA also leads on in-app purchases (none vs 6) and update cadence (every 10 days vs every 3 months). astrx Calculator's advantage is rating (5.0 vs 4.0). On price, ratings volume, ads and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. astrx Calculator sells 6 one-off in-app purchases. AiDA asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

astrx Calculator holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews complicate that: 0% of astrx Calculator's written reviews are positive against 100% of AiDA's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

astrx Calculator ships an update every 3 months, AiDA every 10 days. Both last shipped on November 3, 2026.

Scorecard5 real differences · 5 level
astrx Calculator versus AiDA: the parameters behind the verdict, then further details
Parameterastrx CalculatorAiDA
PriceFreeFree
Rating5.0 (1 ratings) — better4.0 (1 ratings)
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings11
Update frequencyEvery 3 monthsEvery 10 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.612.0 — better
Further details — not scored
Size6 MB67 MB
Age rating4+4+
DeveloperAlexander GennaRUSLAN DZHANSAKOV

Customer experience

astrx Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

AiDA

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

6 purchases

astrx Calculator

One-time6
  • Vettius Valens of Antioch$0.99
  • Julius Firmicus Maternus$0.99
  • Dorotheus of Sidon$0.99
Show 3 more
  • Abu Ma shar al-Balkhi$1.99
  • Avraham ibn-Ezra$1.99
  • Guido Bonatti$1.99
None

AiDA

No in-app purchases

Questions

Is astrx Calculator free?
astrx Calculator is free to download, with in-app purchases available.
Is AiDA free?
AiDA is free to download, with no in-app purchases.
Which has better reviews, astrx Calculator or AiDA?
astrx Calculator is rated higher. astrx Calculator averages 5.0 out of 5 from 1 ratings, while AiDA averages 4.0 from 1 ratings.
Do astrx Calculator or AiDA have ads?
Neither astrx Calculator nor AiDA shows ads.
Which is updated more often, astrx Calculator or AiDA?
astrx Calculator ships an update every 3 months, and AiDA every 10 days. Most recently, astrx Calculator was updated on November 3, 2026 and AiDA on November 3, 2026.

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