# Regulus vs Planetary Retrogrades

The clearest difference is rating: Planetary Retrogrades at 4.8 against Regulus's 3.0. Planetary Retrogrades also leads on review sentiment (75% vs 43%) and ratings volume (70 vs 2). Regulus's advantage is update cadence (fortnightly vs every 6 weeks) and iOS requirement (14.3 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Regulus sells 2 in-app purchases, starting at $7.99 per month and Planetary Retrogrades sells 3 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Planetary Retrogrades holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Planetary Retrogrades has 70 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 43% of Regulus's written reviews are positive against 75% of Planetary Retrogrades's.

Regulus ships an update fortnightly, Planetary Retrogrades every 6 weeks. The most recent releases landed on September 8, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Regulus | Planetary Retrogrades |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/regulus-star-diary/id1604648078/reviews) | **[4.8 (70 ratings)](https://appshunter.io/ios/app/planetary-retrogrades/id6468492086/reviews)** |
| Number of ratings | 2 | **70** |
| Positive reviews | 42.9% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Size | 138 MB | 49 MB |
| Requires iOS | **14.3** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [MERT KACMAZ](https://appshunter.io/developer/1003366866) | [PH TECHNOLOGY SOLUTIONS LLC](https://appshunter.io/developer/681893194) |

## What reviewers say

### Regulus

[App page](https://appshunter.io/ios/app/regulus-star-diary/id1604648078)

Understand your emotions and energy shifts by tracking your mood and analyzing astrological influences. Create personalized profiles, view birth charts, and gain insights into planetary changes. Choose the right times for your plans with a modern, user-friendly interface.

**Highlights:** Mood tracking and astrological analysis, Unlimited profile creation, Natal chart generation and examination, Daily color and gemstone tracking, Customizable calculation settings, Sun and Moon rising/setting times, Widget support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Regulus: Premium Monthly | $7.99 | per month |
| Regulus: Premium Yearly | $29.99 | per year |


### Planetary Retrogrades

[App page](https://appshunter.io/ios/app/planetary-retrogrades/id6468492086)

This app provides real-time insights into planetary retrogrades and lunar cycles. It offers detailed explanations of their effects, alerts for celestial events, and a comprehensive moon module. Enhance your understanding of cosmic influences and align your life with celestial rhythms.

**Highlights:** Real-time retrograde alerts, Detailed insights and effects, Retrograde checker, Home screen widgets, Complete moon module, Moon phase notifications

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription (Weekly) | $7.99 | per 7 days |
| Premium Subscription (1 year) | $14.99 | per year |
| Lifetime Purchase | $44.99 | one-time |


## Frequently asked questions

### Is Regulus free?

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

### Is Planetary Retrogrades free?

Planetary Retrogrades is free to download, with in-app purchases available.

### Which has better reviews, Regulus or Planetary Retrogrades?

Planetary Retrogrades is rated higher. Regulus averages 3.0 out of 5 from 2 ratings, while Planetary Retrogrades averages 4.8 from 70 ratings.

### Do Regulus or Planetary Retrogrades have ads?

Neither Regulus nor Planetary Retrogrades shows ads.

### Which is updated more often, Regulus or Planetary Retrogrades?

Regulus ships an update fortnightly, and Planetary Retrogrades every 6 weeks. Most recently, Regulus was updated on September 8, 2026 and Planetary Retrogrades on September 15, 2026.

---

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