# Astrology Master vs Calculate Ovulation

The clearest difference is in-app purchases: Calculate Ovulation at none against Astrology Master's 4. Astrology Master's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Astrology Master sells 4 in-app purchases, starting at $6.49 per month. Calculate Ovulation asks for nothing beyond the download.

## The numbers

| Metric | Astrology Master | Calculate Ovulation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (575 ratings)](https://appshunter.io/ios/app/astrology-master/id1470375553/reviews)** | — |
| Number of ratings | **575** | — |
| Positive reviews | 65.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 90 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [ibrahim veli](https://appshunter.io/developer/1270167000) | [gangadhar goud](https://appshunter.io/developer/898647800) |

## What reviewers say

### Astrology Master

[App page](https://appshunter.io/ios/app/astrology-master/id1470375553)

This advanced astrology app provides detailed astrological charts and reports using complex formulas. It's designed for both professional astrologers and enthusiasts looking to deepen their understanding and make precise calculations. Save profiles and export data easily.

**Highlights:** Advanced astrological chart generation, Detailed astrological reports, Natal, transit, and progression charts, Synastry and composite relationship charts, Lunar calendar and solar returns, Fast and precise calculations, PDF export of charts and comments

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $6.49 | per month |
| Weekly | $1.49 | one-time |
| Monthly | $3.99 | one-time |
| Yearly | $42.49 | one-time |

**What reviewers like**

- 🤩 Excellent astrology app with tons of features
- 💫 Insightful and accurate interpretations
- 🔍 Comprehensive chart types and analysis
- 🧠 Helpful for both beginners and advanced users
- 🔓 Free with minimal ads

**What reviewers complain about**

- 🗺️ Difficulty finding locations outside the US
- ⏱️ Inaccurate time zone and timezone adjustments
- 🤑 Ads still present even with paid subscription
- 🐛 Occasional bugs and glitches
- 🔍 Difficulty finding certain chart features

**Reported bugs**

- Incorrect birth details and placements
- Reversed or flipped interpretations of planetary aspects
- Sudden changes to paid subscription terms and features

**Requested features**

- Add support for sidereal astrology
- Include minor aspects and asteroids
- Implement a read-aloud feature
- Improve chart customization and layout options
- Allow more saved profiles/charts per account


### Calculate Ovulation

[App page](https://appshunter.io/ios/app/calculate-ovulation/id6822794233)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Astrology Master free?

Astrology Master is free to download, with in-app purchases available.

### Is Calculate Ovulation free?

Calculate Ovulation is free to download, with no in-app purchases.

### Do Astrology Master or Calculate Ovulation have ads?

Both Astrology Master and Calculate Ovulation show ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*