Best Scuba Diving Hand Signals alternatives: apps like Scuba Diving Hand Signals

10+ similar apps compared and reviewed

3.8 avg rating
10 free apps
Updated October 2026

Whether you want more options like Scuba Diving Hand Signals 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 Scuba Diving Hand 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
Scuba Dive Signals screenshot 2
Scuba Dive Signals screenshot 3
Scuba Dive Signals screenshot 4

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.

Nitrox Buddy#2

Nitrox Buddy by Gereon Steffens

Nitrox/Enriched Air Calculator
Strong Contender
⚽ Sports
4.9😊(490 ratings)
FreeIn-App Purchases
Nitrox Buddy screenshot 1
Nitrox Buddy screenshot 2
Nitrox Buddy screenshot 3
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Nitrox Buddy screenshot 5

This application serves as a straightforward calculator for nitrox and enriched air divers. It quickly computes essential dive data such as Maximum Operating Depth (MOD), Equivalent Air Depth (EAD), Best Mix, and Partial Pressure of Oxygen (PPO2). It supports both imperial and metric units and offers a companion watch app for on-the-go calculations.

What We Love

  • 👍 Easy to use
  • 🚀 Quick calculations
  • ✅ Accurate results
  • 💡 Free to use
  • 🎯 Essential for Nitrox divers
  • 📱 Simple interface
  • 🔄 Reliable and functional
  • ✨ Helpful for dive planning
  • 💯 Covers all necessary Nitrox calculations
  • 👍 Highly recommended
  • 🔧 Pragmatic tool
  • 🤓 Great for staying sharp
  • 👍 Perfect for all Nitrox calculations
  • 👍 Double-checks fills
  • 👍 Companion for Nitrox divers
  • 👍 Fast and easy
  • 👍 Great functions
  • 👍 Quick calculator
  • 👍 Easy to double-check safety
  • 👍 Professional Divemaster use
  • 👍 User-friendly
  • 👍 Good visual and tinkering fun
  • 👍 Simplifies math for planning and labels
  • 👍 Works exactly as it should
  • 👍 Clear user interface
  • 👍 Handy for determining depth levels
  • 👍 Straightforward
  • 👍 User friendly
  • 👍 Simple and clear
  • 👍 Makes planning easy
  • 👍 KISS principle at its best
  • 👍 No ads
  • 👍 No weird UI
  • 👍 Best compared to others
  • 👍 Very pleased
  • 👍 Simple and clear
  • 👍 Super practical
  • 👍 Excellent light app

Room to Improve

  • 📱 Ugly iPad icon
  • ⚠️ MOD calculation limited to 40% O2 in older versions
  • ⚠️ MOD calculation limited to 50% O2 in older versions
  • ⚠️ Needs to work with older iOS versions
SCUBAPRO LogTRAK 2.0#3

SCUBAPRO LogTRAK 2.0 by SCUBAPRO

Digital SCUBAPRO Logbook
Worth Considering
⚽ Sports
2.0😞(51 ratings)
Free
SCUBAPRO LogTRAK 2.0 screenshot 1
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SCUBAPRO LogTRAK 2.0 screenshot 6

This mobile application serves as a digital dive logbook for iOS devices. It allows users to download and analyze dive profile data from compatible SCUBAPRO dive computers. Easily record, organize, and access your dive history, including detailed metrics and settings adjustments.

What We Love

  • 👍 Syncs with Luna Pro AI
  • 👍 Uploading dives generally fine
  • 👍 Nice app, working well with Galileo 3
  • 👍 Easy interface with G2
  • 👍 Moderately good app
  • 👍 Easily import dives from SCUBAPRO LogTRAK

Room to Improve

  • 🐛 Map issues (pinpointing, search)
  • 🐛 Manual dive entry bugs (dates, times)
  • 🐛 Incorrect date/time entry (December 1969)
  • 🐛 Changes dives to Fresh Water, sets time to 1:00 AM
  • 🐛 Inability to set account up (no confirmation email)
  • 🐛 Cannot export logs to Mac
  • 🐛 Firmware update issues
  • 🐛 No options to set gas for nitrox
  • 🐛 Missing features (SAC rate, RMV, buoyancy AI)
  • 🐛 Cannot delete dives
  • 🐛 Cannot delete current log
  • 🐛 Cannot download from PC
  • 🐛 Bluetooth/direct connect issues
  • 🐛 App doesn't open after update (splash screen)
  • 🐛 No iPad support
  • 🐛 Manually change all units
  • 🐛 Inferior to old version (less info, inconvenient form)
  • 🐛 Poor upgrade from previous iPad version
  • 🐛 iPhone size app on iPad (waste of real estate)
  • 🐛 No way to globally update multiple dives
  • 🐛 Cannot view info from multiple dives
  • 🐛 Not intuitive
  • 🐛 Stuck on ScubaPro Logo/splash screen
  • 🐛 Cannot get past login screen/white screen
  • 🐛 App doesn't work after update
  • 🐛 Unusable (won't store dives, logbook empty)
  • 🐛 Cannot set up account/open account
  • 🐛 Cannot get past birthday screen
  • 🐛 Horrible (unusable, doesn't login, spins endlessly)
  • 🐛 Cannot delete paired devices
  • 🐛 Dives being deleted
  • 🐛 No way to transfer dives from ver 1.0 to 2.0
  • 🐛 Bluetooth connection issues (multiple attempts, stalled imports)
  • 🐛 No way to load past dives

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Connect your mobile device to your dive computer to download, manage, and analyze dive logs. Update firmware and utilize cloud storage for accessible and secure dive data across multiple devices.

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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.

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