This app helps divers log, plan, and analyze their dives. It offers detailed overviews, customizable dive logs, and advanced planning for various dive types. Connect your dive computer to manage data and firmware.
3.0(2 ratings)
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Best apps like Halcyon Dive Systems - Diving
10+ similar apps compared and reviewed
4.4 avg rating
6 free apps
Updated July 2026
Whether you want more options like Halcyon Dive Systems or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
Top Alternatives to Halcyon Dive Systems
Dive Log by Greg Mclaughlin
Strong Contender
⚽ Sports
4.7(105 ratings)
$14.99In-App Purchases
#97in Sports
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.
4.5(46 ratings)
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.
More apps like Halcyon Dive Systems
4
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
(48)
freemium5
DecoPlanner mobile
by Global Underwater Explorers, INC.
Free
Plan complex dive profiles using advanced decompression models. Track multiple gases, manage dive buddies, and visualize dive data with detailed graphs. Choose the version that suits your diving certification level.
Open/Closed/Passive Semi-Closed Circuit planningZH-L16 / VPM-B decompression modelsGas tracking for multiple gases and dive buddies
⚽ Sports
(0)
free6
SUEX Calypso
by SUEX SRL
Free
Connect with your diving equipment to access essential data before and after dives. Monitor equipment performance and configure parameters for a more enjoyable underwater experience.
Connect with diving equipmentInstant access to dive dataMonitor equipment performance
⚽ Sports
(0)
free7
Trimix Tools
Dive Planning and Blending
$6.99
This app provides essential tools for divers to plan and blend Trimix gases. It calculates optimal mixes based on depth, oxygen partial pressure, and equivalent narcotic depth, and supports various cylinder filling scenarios. Calculations are available offline and can be customized with saved settings.
Trimix blending and planningDepth and partial pressure calculationsEquivalent Narcotic Depth (END) calculation
⚽ Sports
(5)
paid8
Abysner
The open-source dive planner
$2.99
This app is an open-source dive planning tool designed for simplicity and ease of use. It supports various gas mixes and decompression models, allowing for accurate planning of technical and recreational dives. Its intuitive interface makes it suitable for use even in challenging conditions.
Buhlmann ZHL-16 A, B, C modelsMulti-gas support (Air, Nitrox, Trimix, etc.)OTU and CNS tracking
⚽ Sports
(2)
paid9
Alert Diver
by Divers Alert Network
Free
Explore dive industry insights, research, and safety information. Discover underwater photography, travel destinations, and marine environmental topics. This app provides valuable content for divers and enthusiasts.
Dive industry researchMedical informationDive safety guidelines
⚽ Sports
(4)
free with in-app purchases10
Nitrox Tools
Dive Planning and Blending
$5.99
This app provides essential tools for divers to plan and blend enriched air nitrox. It calculates dive parameters like equivalent air depth and maximum operating depth, and supports various blending methods for custom gas mixes. Easily switch between metric and imperial units and save custom settings for frequent use.
Enriched air nitrox blendingDive planning calculationsEquivalent Air Depth (EAD)
⚽ Sports
(4)
paid