Best Scuba Dive Signals Apps

202+ iOS apps curated and reviewed

4.2 avg rating
18 free apps
Updated July 2026

Out of 202+ scuba dive signals apps on iOS, 18 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 Scuba Dive Signals Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Scuba Dive SignalsScuba Dive SignalsFree5.0★ (3)NoNoMay 2026
2Scuba Diving Hand SignalsScuba Diving Hand Signals$2.994.0★ (5)NoNoAug 2026
3Scuba Diving Computer Oceanic+Scuba Diving Computer Oceanic+Free4.4★ (4.5K)NoYesAug 2026
4Garmin Dive™Garmin Dive™Free4.8★ (842)NoNoAug 2026
5PADIPADIFree4.9★ (46K)NoNoAug 2026
6Dive+ World's Diving CommunityDive+ World's Diving CommunityFree4.7★ (2.6K)NoYesAug 2026
7MySSIMySSIFree4.8★ (8.2K)NoNoAug 2026
8Breathe - Smart Scuba Dive LogBreathe - Smart Scuba Dive LogFree4.5★ (296)NoYesAug 2026

Top Picks for Scuba Dive Signals

Scuba Dive Signals#1

Scuba Dive Signals by Eric Hamiter

Communicate underwater
Editor's Choice
⚽ Sports
5.0(3 ratings)
Free
Scuba Dive Signals screenshot 1
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Access a comprehensive list of underwater hand signals for safe scuba diving communication. Includes a quiz feature to test your knowledge of signals recognized by major training agencies.

Scuba Diving Hand Signals#2

Scuba Diving Hand Signals by Lars Behnke

Underwater communication
Strong Contender
⚽ Sports
4.0(5 ratings)
$2.99
Scuba Diving Hand Signals screenshot 1
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Scuba Diving Hand Signals screenshot 3
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Scuba Diving Hand Signals screenshot 5

Master underwater communication with a comprehensive guide to over 240 scuba diving hand signals. Learn common, emergency, and wildlife signals with illustrations and animal facts. Track your progress and test your knowledge with an integrated quiz.

Scuba Diving Computer Oceanic+#3

Scuba Diving Computer Oceanic+ by Huish Outdoors, LLC

Freedive, Snorkel & Dive Log
Worth Considering
⚽ Sports
4.4😐(4.5K ratings)
FreeIn-App Purchases
#73in Sports
Scuba Diving Computer Oceanic+ screenshot 1
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Transform your Apple Watch Ultra into a comprehensive dive computer for scuba, freediving, and snorkeling. Explore new locations with heatmaps, track your routes, organize underwater media, and share your adventures securely. Plan dives, monitor real-time data, and stay safe with advanced algorithms.

What We Love

  • 🚀 Bright, clear display
  • 👍 Intuitive and easy to use
  • 🚀 Detailed dive logs and analytics
  • 👍 Helpful safety alerts and vibration feedback

Room to Improve

  • 🔒 Subscription-based model
  • 🐛 Syncing issues between watch and phone
  • 🐛 Unreliable dive mode activation

More Scuba Dive Signals apps to explore

4
Garmin Dive™
Garmin Dive™
Garmin Dive™
by Garmin
Free

This app serves as a comprehensive diving logbook and planning tool. It automatically records dive data, tracks gas consumption, and supports various diving disciplines. Users can also discover dive sites, manage gear, and share experiences with a community.

Automatic dive loggingGas consumption trackingSupport for multiple dive types
⚽ Sports
(842)
free
5
PADI
PADI
PADI
by PADI Americas, Inc.
Free

This app provides comprehensive scuba diving resources, allowing users to learn, log dives offline, verify certifications, and discover new adventures. Stay connected with the diving community and book your next underwater experience.

Online and offline learningOffline dive loggingCertification verification
💼 Business
(46K)
free
6
Dive+ World's Diving Community
Dive+ World's Diving Community
Dive+ World's Diving Community
Color correction & dive logs
Free

Enhance your underwater photos and videos with one-tap color correction. Connect with a global community of divers, share experiences, and access valuable diving information. Explore dive sites and meet fellow enthusiasts worldwide.

Underwater color correctionGlobal diver communityDive site information
⚽ Sports
(2.6K)
free with in-app purchases
7
MySSI
MySSI
MySSI
by HEAD Watersports GmbH
Free

Access digital training materials, certifications, and a digital logbook for various diving disciplines. Track dive progress, manage gear, and earn ratings. Connect with dive centers and stay updated on industry news and events.

Digital training materialsDigital certificationsDigital logbook
⚽ Sports
(8.2K)
free with in-app purchases
8
Breathe - Smart Scuba Dive Log
Breathe - Smart Scuba Dive Log
Breathe - Smart Scuba Dive Log
A better log for scuba divers.
Free

This app digitizes scuba diving logs, replacing traditional paper books. It allows divers to record detailed information about each dive, including photos, videos, and equipment, with both free and premium features available.

Digital dive loggingMulti-depth profilesAdd photos and videos
⚽ Sports
(296)
freemium
9
Dive Diary
Dive Diary
Dive Diary
SCUBA diving logbook
Free

This app serves as a digital logbook for scuba divers, allowing users to record their dives with a visually appealing, customizable interface. It supports unlimited photo and video attachments, cloud backup, and easy sharing of dive logs.

Customizable logbook designUnlimited photo/video attachmentsCloud backup and restore
⚽ Sports
(19)
free
10
DIVEROUT - 潜水电脑
DIVEROUT - 潜水电脑
DIVEROUT - 潜水电脑
水肺潜水日志,自由潜水记录,AI潜水助手
Free

This app transforms your Apple Watch into a comprehensive dive computer for scuba, freediving, and snorkeling. It offers AI-powered color correction for underwater photos and videos, advanced freediving training tools, and a community for connecting with other divers.

Apple Watch dive computer functionalityAI underwater photo/video color correctionFreediving training and testing
⚽ Sports
(16)
free with in-app purchases
11
Scuba Dive Log by Zentacle
Scuba Dive Log by Zentacle
Scuba Dive Log by Zentacle
Scuba Dive Log for PADI, NAUI
Free

Discover and log scuba diving, freediving, and snorkeling spots worldwide. This app helps you find dive sites, record dive details, and collect digital stamps from participating shops. It's a digital replacement for paper logs, compatible with data from various dive computers and smartwatches.

Discover dive and snorkel spots globallyLog dive details and notesFind dive buddies
✈️ Travel
(16)
freemium
12
Dive Log
Dive Log
Dive Log
by Greg Mclaughlin
$14.99

Log your SCUBA dives with detailed information, including GPS coordinates and dive buddy details. Supports metric and imperial units, and integrates with desktop software for comprehensive dive history management.

SCUBA diving logbookGPS coordinate captureDive buddy integration
⚽ Sports
(106)
free with in-app purchases
13
Subsurface-mobile
Subsurface-mobile
Subsurface-mobile
Your dive list on the go
Free

This application allows divers to manage their dive logs on their mobile devices. It supports editing dive data and downloading new information from compatible dive computers. Optional cloud synchronization is available for seamless data transfer with desktop versions.

Mobile dive log managementEdit dive dataDownload from Bluetooth LE dive computers
⚽ Sports
(46)
free
14
Diving logbook-Dive Number
Diving logbook-Dive Number
Diving logbook-Dive Number
the simplest logbook divers
Free

Easily record your scuba dives with an unlimited logbook. Track dive sites, conditions, equipment, and personal notes. Connect with dive partners and view comprehensive statistics.

Unlimited dive entriesExtensive dive site databaseDetailed dive condition logging
⚽ Sports
(95)
free with in-app purchases
15
Dive Log Book
Dive Log Book
Dive Log Book
by Massimiliano Petrucci
Free

Easily import and manage your dive profiles from compatible dive computers or manually log your dives. Access global dive weather conditions and a photo library of marine life for an enhanced diving experience.

Import dive profiles from SmartTRAK/DataTRAKTransfer data from SCUBAPRO UWATEC computersManual dive logging
⚽ Sports
(3)
free
16
Scuba Supervisor
Scuba Supervisor
Scuba Supervisor
by Seung Heon Kim
Free

This app assists divers in planning and executing dives according to Navy Dive Manual guidelines. It offers features for detailed dive planning, real-time tracking, and digital logbook storage. Educational resources are also included to enhance diver knowledge.

Advanced dive planningReal-time dive trackingDigital dive log storage
🔍 Reference
(5)
free
17
Buddy: Social Dive App
Buddy: Social Dive App
Buddy: Social Dive App
Share your love of the ocean.
Free

This app is a comprehensive companion for divers, offering features to log dives, manage gear, and connect with a community of ocean enthusiasts. It provides tools for both free and premium users to enhance their underwater adventures and discover new diving experiences.

Dive Log recording and validationBuddy network and activity feedGear management
⚽ Sports
(49)
freemium
18
Halcyon Dive Systems - Diving
Halcyon Dive Systems - Diving
Halcyon Dive Systems - Diving
Manage Dive Gear, Share Dives
Free

This app helps divers log, track, and share their underwater experiences. It offers integration with dive computers, personalized settings, and a community forum for connecting with other divers.

Symbios integration for dive computer settingsDetailed dive logging and progress trackingSocial logbook for sharing dive stories
⚽ Sports
(8)
ad-supported
19
DiveSight: Scuba Forecasts
DiveSight: Scuba Forecasts
DiveSight: Scuba Forecasts
Visibility, Marine Life, Sites
Free

This app forecasts marine life abundance and underwater visibility at dive sites globally. Plan your dives with detailed daily updates, long-term climatology, and site-specific conditions to maximize your underwater experience.

Marine Life Abundance IndexUnderwater Visibility Forecasts10-Year Monthly Climatology
☀️ Weather
(18)
freemium
20
Dive Shearwater
Dive Shearwater
Dive Shearwater
by Shearwater Research
Free

This app serves as a digital dive log, allowing divers to meticulously record their underwater adventures. It features interactive maps to track explored locations and integrates with specific hardware to automatically capture dive site coordinates. Designed for simplicity and reliability, it helps divers organize records and plan future dives.

Interactive dive mapsAutomatic dive site coordinate captureStreamlined user experience
⚽ Sports
(45)
free

FAQ about Scuba Dive Signals

What are the best scuba dive signals apps for iPhone?
Scuba Dive Signals tops our scuba dive signals apps ranking as of July 2026, with a 5.0-star average from 3 App Store ratings, and it's free to download.
Yes — 18 of the top scuba dive signals apps we rank are free to download, including Scuba Dive Signals and Scuba Diving Computer Oceanic+.
Scuba Dive Signals has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 202+ scuba dive signals apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Scuba Dive Signals covers hand signals generally recognized by the Recreational Scuba Training Council and its member agencies, including PADI, NAUI, and SSI. The app provides a comprehensive list to ensure clear underwater communication.
Yes, Scuba Dive Signals includes a quiz feature. It presents descriptions of dive signals and offers multiple image choices, allowing you to test your recall and understanding of the signals.