Best Neptune alternatives: apps like Neptune: Navigation Rules

7+ similar apps compared and reviewed

4.9 avg rating
6 free apps
Updated October 2026

Looking for something like Neptune? We've analyzed 7+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Neptune

CBDR#1

CBDR by Sean Bowman

Radar & Rules of the Road
Editor's Choice
πŸ“š Education
5.0(5 ratings)
Free
CBDR screenshot 1
CBDR screenshot 2
CBDR screenshot 3
CBDR screenshot 4
CBDR screenshot 5
CBDR screenshot 6

This app trains junior deck officers and watchstanders in essential radar watch skills, including contact evaluation, COLREGS classification, and generating contact reports. It features a live radar scope, generated scenarios for various navigation situations, and drills for recognition and maneuvering.

Ladybug ABC#3

Ladybug ABC by Andre Kosak

Fun ABC for ages 2–6
Worth Considering
πŸ“š Education
5.0(1 ratings)
$0.99
Ladybug ABC screenshot 1
Ladybug ABC screenshot 2

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.