# Moon Calendar with Moon Phases vs Ruby CI

The clearest difference is in-app purchases: Ruby CI at none against Moon Calendar with Moon Phases's 7. Ruby CI also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 12 months). On price and device support there is nothing between them.

Both are free to download. Moon Calendar with Moon Phases sells 7 in-app purchases, starting at $1.99 per 7 days. Ruby CI asks for nothing beyond the download.

Moon Calendar with Moon Phases ships an update every 12 months, Ruby CI every 2 weeks. The most recent releases landed on September 25, 2026 and May 15, 2026 respectively.

## The numbers

| Metric | Moon Calendar with Moon Phases | Ruby CI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.8K ratings)](https://appshunter.io/ios/app/moon-calendar-with-moon-phases/id1155574945/reviews)** | — |
| Number of ratings | **1.8K** | — |
| Positive reviews | 87.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 13 MB |
| Requires iOS | 18.0 | **13.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Brachmann Online Marketing GmbH & Co. KG](https://appshunter.io/developer/682848918) | [Kolosek IT DOO NOVI SAD](https://appshunter.io/developer/1453390899) |

## What reviewers say

### Moon Calendar with Moon Phases

[App page](https://appshunter.io/ios/app/moon-calendar-with-moon-phases/id1155574945)

Track lunar cycles with a clear calendar showing moon phases and visibility percentage. Get notifications for full moons and explore past or future dates. Customize for your hemisphere and enjoy VoiceOver support.

**Highlights:** Moon phase forecast, Visibility percentage, Jump to any month/year, Full moon alarm, Hemisphere setting, VoiceOver customization, Home screen widget

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per 7 days |
| Premium | $2.99 | per month |
| Premium | $2.99 | per month |
| Voluntary Payment 1 | $0.99 | one-time |
| Voluntary Payment 2 | $2.99 | one-time |
| Voluntary Payment 3 | $9.99 | one-time |
| Remove Advertising | $12.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 👍 Clear and understandable
- 👍 Helpful for agriculture and gardening
- 👍 Precise and accurate
- 👍 Simple and straightforward

**What reviewers complain about**

- 🐛 Incorrect moon phase display
- 💡 Lack of moon rise/set times
- 💡 No information on moon sign/zodiac position
- 🔍 Excessive advertising

**Reported bugs**

- Incorrect date display
- Purchase restoration not working

**Requested features**

- Add moon rise and set times
- Display moon sign/zodiac position
- Add option to disable advertising


### Ruby CI

[App page](https://appshunter.io/ios/app/ruby-ci/id6529521362)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Moon Calendar with Moon Phases free?

Moon Calendar with Moon Phases is free to download, with in-app purchases available.

### Is Ruby CI free?

Ruby CI is free to download, with no in-app purchases.

### Do Moon Calendar with Moon Phases or Ruby CI have ads?

Moon Calendar with Moon Phases shows ads; Ruby CI does not.

### Which is updated more often, Moon Calendar with Moon Phases or Ruby CI?

Moon Calendar with Moon Phases ships an update every 12 months, and Ruby CI every 2 weeks. Most recently, Moon Calendar with Moon Phases was updated on September 25, 2026 and Ruby CI on May 15, 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.*