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Best Reef Guardians Hawaii Apps

246+ iOS apps curated and reviewed

4.5 avg rating
17 free apps
Updated August 2026

Out of 246+ reef guardians hawaii apps on iOS, 17 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Reef Guardians Hawaii Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Hawaii SeaLifeHawaii SeaLifeFree5.0★ (177)NoNoAug 2026
2Hawaii ExplorerHawaii ExplorerFree5.0★ (1)NoNoMay 2026
3Hawaii Pocket MapsHawaii Pocket MapsFree4.3★ (15)YesYesAug 2026
4Hawaii Travel Guide ..Hawaii Travel Guide ..Free4.8★ (209)NoYesAug 2026
5Let Hawaii HappenLet Hawaii HappenFree3.4★ (5)NoNoMay 2026
6Hawaii, Oahu, Maui, Molokai, Lanai and Kauai Offline Map & GuideHawaii, Oahu, Maui, Molokai, Lanai and Kauai Offline Map & GuideFree1.0★ (1)NoYesMay 2026
7Shaka Oahu Audio Tour GuideShaka Oahu Audio Tour GuideFree4.9★ (3.9K)YesYesAug 2026
8Hawaii.govHawaii.govFree4.1★ (9)NoNoMay 2026

Top Picks for Reef Guardians Hawaii

Hawaii SeaLife#1

Hawaii SeaLife by Reef Guardians Hawaii

Editor's Choice
📚 Education
5.0😊(177 ratings)
Free
Hawaii SeaLife screenshot 1
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Hawaii SeaLife screenshot 5
Hawaii SeaLife screenshot 6

Explore Hawaii's ocean and marine life through engaging video lessons, virtual tours, and interactive games. This educational tool combines Western science with Hawaiian cultural perspectives to foster understanding and protection of marine ecosystems for kids and families.

What We Love

  • 👍 Great for identifying fish and local sea life
  • 📚 Wealth of information on wildlife
  • 🐠 Covers fish, birds, mammals, invertebrates, and corals
  • 📱 Easy to use and access information

Room to Improve

  • 🤷‍♀️ Not used much in camp (one review)
Hawaii Explorer#2

Hawaii Explorer by LifePro, LLC

Hawaii Activity & Tour Guide
Strong Contender
✈️ Travel
5.0(1 ratings)
Free
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Discover the best of Hawaii with this comprehensive guide. Find activities, tours, restaurants, beaches, hiking trails, and shopping. Interactive maps and real-time updates make exploring the islands effortless.

Hawaii Pocket Maps#3

Hawaii Pocket Maps by Alex Gugel

Hawaii Outdoor Guide
Worth Considering
✈️ Travel
4.3(15 ratings)
FreeAdsIn-App Purchases
Hawaii Pocket Maps screenshot 1
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Plan your Hawaii adventures with offline maps and guides for over 50 parks and countless trails. Discover points of interest, record hikes with GPS, and get real-time weather updates. Essential for exploring the islands off the grid.

More Reef Guardians Hawaii apps to explore

4
Hawaii Travel Guide ..
Hawaii Travel Guide ..
Hawaii Travel Guide ..
Hawaii Travel Guide Offline
Free

This offline travel guide provides comprehensive information for exploring destinations. It features interactive maps, points of interest, and practical tips for shopping, nightlife, and getting around. Discover attractions and navigate with ease without an internet connection.

100% Offline Travel GuideZoomable Offline MapsInteractive Points of Interest
🗺️ Navigation
(209)
free with in-app purchases
5
Let Hawaii Happen
Let Hawaii Happen
Let Hawaii Happen
by Framestore
Free

Experience Hawaii like a local with a virtual guide. Paraglide onto an island and receive a personalized virtual tour from a resident.

Virtual island toursLocal guidesParagliding experience
✈️ Travel
(5)
free
6
Hawaii, Oahu, Maui, Molokai, Lanai and Kauai Offline Map & Guide
Hawaii, Oahu, Maui, Molokai, Lanai and Kauai Offline Map & Guide
Hawaii, Oahu, Maui, Molokai, Lanai and Kauai Offline Map & Guide
by Tripomatic s.r.o.
Free

Easily plan your trips with this travel itinerary creator. Discover nearby attractions, organize your journey day by day, and access detailed information. Syncs across devices and allows for sharing your travel experiences.

Day-by-day travel planningAttraction discoveryDetailed maps
✈️ Travel
(1)
free with in-app purchases
7
Shaka Oahu Audio Tour Guide
Shaka Oahu Audio Tour Guide
Shaka Oahu Audio Tour Guide
GPS Driving & Walking Tours
Free

Explore Hawaii at your own pace with GPS-guided audio tours. Discover popular attractions, hikes, and cultural sites with stories, travel tips, and local music. Tours work offline and never expire, offering a flexible and immersive travel experience.

GPS-triggered audio narrationOffline tour functionalityMultiple island tours available
✈️ Travel
(3.9K)
free with in-app purchases
8
Hawaii.gov
Hawaii.gov
Hawaii.gov
by State of Hawaii
Free

Access Hawai'i State government services and information online. Avoid waiting in line by completing tasks digitally. Find information for residents, businesses, and visitors.

Online government servicesBusiness informationVisitor information
🔍 Reference
(9)
free
9
Essential Reef
Essential Reef
Essential Reef
Reef hobby community + market
Free

Connect with fellow reef aquarium enthusiasts, track your tank's parameters and livestock, and buy or sell corals, fish, and dry goods in a dedicated marketplace. Features include community forums, direct messaging, and detailed tank logging tools.

Community forums and direct messagingMarketplace for corals, fish, and dry goodsTank parameter logging and charting
🌐 Social Networking
(4)
free
10
Salvation Army Hawaii
Salvation Army Hawaii
Salvation Army Hawaii
by The Salvation Army Family Stores
Free
🌟 Lifestyle
(0)
11
Snorkel Fish Hawaii for iPhone
Snorkel Fish Hawaii for iPhone
Snorkel Fish Hawaii for iPhone
Fish ID for snorkelers
$8.99

Identify Hawaiian reef fish with detailed profiles, multiple photos, and videos. Features a logbook to record sightings and a quiz mode to test your knowledge. Ideal for snorkelers and beginner divers exploring shallow waters.

Identify fish by color, shape, or nameDetailed profiles with multiple photosIncludes videos of fish
✈️ Travel
(21)
paid
12
Reef2Reef
Reef2Reef
Reef2Reef
Largest online reef community
Free

Connect with a global community of saltwater and reef aquarium enthusiasts. Share tank progress, ask questions, and exchange expert advice. Discover resources for all levels of reefkeeping, including a marketplace and product reviews.

Share tank photosAsk detailed questionsSwap expert advice
🌐 Social Networking
(43)
free
13
Hawaii Ocean Map
Hawaii Ocean Map
Hawaii Ocean Map
Hawaiian Islands Depth Maps
$9.99

Explore detailed seafloor topography of the Hawaiian Islands with professional-grade bathymetry data. Access maps offline, tap for instant depth queries, save locations, and navigate to waypoints. Ideal for marine activities with full island coverage and no subscriptions.

High-resolution bathymetry dataOffline map accessInstant depth queries
🗺️ Navigation
(3)
paid
14
Eye on the Reef
Eye on the Reef
Eye on the Reef
by GREAT BARRIER REEF MARINE PARK AUTHORITY
Free
🔧 Utilities
(0)
15
University of Hawaii at Manoa
University of Hawaii at Manoa
University of Hawaii at Manoa
by University of Hawaii
Free
💼 Business
(0)
16
Bulk Reef Supply
Bulk Reef Supply
Bulk Reef Supply
Saltwater Aquarium Supplies
Free

This app provides a curated selection of saltwater aquarium supplies and educational resources. It features reef calculators to simplify tank maintenance and offers a wide range of products for creating a thriving aquatic habitat. Expert customer support is also available.

Curated aquarium suppliesEducational videos and articlesReef calculators (water volume, sand, costs, additives)
🛍️ Shopping
(2.9K)
free
17
Ocean Alliance Project
Ocean Alliance Project
Ocean Alliance Project
by Ocean Alliance Project
Free
📚 Education
(0)
18
Hawaii's Finest
Hawaii's Finest
Hawaii's Finest
HIFI Online Shop & Events App!
Free

Shop exclusive local apparel and discover upcoming music events. This app offers special promotions and connects you with a premier Hawaiian brand committed to quality and community.

App-exclusive promotionsLocal apparel shoppingMusic event listings
🛍️ Shopping
(803)
free with in-app purchases
19
Scuba Fish Hawaii
Scuba Fish Hawaii
Scuba Fish Hawaii
Fish ID for scuba divers
$9.99

Identify marine life encountered while scuba diving or snorkeling in Hawaii. Browse detailed profiles with multiple photos and videos, or use search filters by color and shape. Test your knowledge with quizzes and log your sightings.

Fish identification by color, shape, and familyDetailed profiles with multiple photos and videosInteractive quiz mode for skill testing
✈️ Travel
(18)
paid
20
Grand Hyatt Kauai
Grand Hyatt Kauai
Grand Hyatt Kauai
Resort & Spa
Free

Navigate your resort stay with ease. This app helps you find rooms, restaurants, spa, and activities, and allows you to make reservations for dining, cabanas, and spa treatments. Plan your entire luxurious escape directly from your device.

On-property navigationDining reservationsCabana bookings
✈️ Travel
(3)
free

FAQ about Reef Guardians Hawaii

What are the best reef guardians hawaii apps for iPhone?
Hawaii SeaLife tops our reef guardians hawaii apps ranking as of August 2026, with a 5.0-star average from 177 App Store ratings, and it's free to download.
Yes — 17 of the top reef guardians hawaii apps we rank are free to download, including Hawaii SeaLife and Hawaii Explorer.
Hawaii SeaLife has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 246+ reef guardians hawaii apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Hawaii SeaLife is an online sea school that offers an educational adventure for kids and families. It provides an entertaining look at Hawaii's islands and ocean through Western science and Hawaiian cultural perspectives, aiming to increase understanding and protection of marine life.
The app features engaging video lessons from scientists and Hawaiian cultural practitioners, virtual snorkel tours, interactive games, guided art projects, hands-on science experiments, journaling activities, and ocean-inspired songs.