# Astrology Master vs World Stamp

The clearest difference is in-app purchases: World Stamp at none against Astrology Master's 4. World Stamp also leads on ads (none vs shown). Astrology Master's advantage is update cadence (every 5 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

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

Astrology Master ships an update every 5 days, World Stamp every 2 months. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Astrology Master | World Stamp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (549 ratings)](https://appshunter.io/ios/app/astrology-master/id1470375553/reviews)** | — |
| Number of ratings | **549** | — |
| Positive reviews | 66.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 81 MB | 41 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ibrahim veli](https://appshunter.io/developer/1270167000) | [Furkan Ozgurluk](https://appshunter.io/developer/1871483624) |

## What reviewers say

### Astrology Master

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

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.

**Highlights:** Generate astrological charts and reports, Advanced calculation techniques, Natal, transit, and synastry charts, Personalized daily interpretations, Save and reuse birth information, Export charts and reports to PDF

**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


### World Stamp

[App page](https://appshunter.io/ios/app/world-stamp/id6760903607)

**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 World Stamp free?

World Stamp is free to download, with no in-app purchases.

### Do Astrology Master or World Stamp have ads?

Astrology Master shows ads; World Stamp does not.

### Which is updated more often, Astrology Master or World Stamp?

Astrology Master ships an update every 5 days, and World Stamp every 2 months. Most recently, Astrology Master was updated on October 15, 2026 and World Stamp on October 10, 2026.

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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.*