# Neptune vs Ladybug ABC

The clearest difference is price: Neptune at Free against Ladybug ABC's $0.99. Neptune also leads on ratings volume (13 vs 1) and iOS requirement (13.0 vs 15.1). On rating, update cadence, ads and in-app purchases there is nothing between them.

Neptune is free to download; Ladybug ABC costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Neptune against 5.0 for Ladybug ABC. That said, the two scores are not equally well evidenced: Neptune has 13 ratings behind it against 1, so its average is the more settled of the two.

Neptune ships an update every 2 days, Ladybug ABC every 4 days. The most recent releases landed on September 8, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Neptune | Ladybug ABC |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [5.0 (13 ratings)](https://appshunter.io/ios/app/neptune-navigation-rules/id6756641315/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ladybug-abc/id6758678171/reviews) |
| Number of ratings | **13** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | **Free** | Paid |
| Size | 101 MB | 46 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Brice Brown](https://appshunter.io/developer/1555846025) | [Andre Kosak](https://appshunter.io/developer/1420499674) |

## What reviewers say

### Neptune

[App page](https://appshunter.io/ios/app/neptune-navigation-rules/id6756641315)

Prepare for USCG COLREG and OOD exams with a comprehensive study system. Features AI tutoring, interactive 3D visuals for lights and shapes, and a complete question bank with intelligent test modes and progress tracking.

**Highlights:** AI-powered tutor for rule explanations, Interactive 3D lights and shapes trainer, Official USCG question bank, Verbatim memory trainer, Intelligent exam simulator modes, Advanced progress tracking, Offline study capability

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

**In-app purchases:** none


### Ladybug ABC

[App page](https://appshunter.io/ios/app/ladybug-abc/id6758678171)

This app offers a playful and parent-friendly way for children aged 2-6 to learn the alphabet. Through intuitive drag-and-drop games with satisfying feedback, kids build confidence and develop early literacy skills in a fun, engaging environment.

**Highlights:** Alphabet learning for ages 2-6, Intuitive drag-and-drop interface, Supports 6 languages, Bright visuals and gentle audio, Short, engaging play sessions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Neptune free?

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

### Is Ladybug ABC free?

Ladybug ABC costs $0.99, with no in-app purchases.

### Which has better reviews, Neptune or Ladybug ABC?

Neptune and Ladybug ABC are both rated 5.0 out of 5 on the App Store, from 13 and 1 ratings respectively.

### Do Neptune or Ladybug ABC have ads?

Neither Neptune nor Ladybug ABC shows ads.

### Which is updated more often, Neptune or Ladybug ABC?

Neptune ships an update every 2 days, and Ladybug ABC every 4 days. Most recently, Neptune was updated on September 8, 2026 and Ladybug ABC on September 16, 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.*