Best apps like ATMOS - Diving logbooks

10+ similar apps compared and reviewed

4.0 avg rating
10 free apps
Updated July 2026

ATMOS is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to ATMOS

DIVEROUT - Dive Computer#1

DIVEROUT - Dive Computer by DIVEROUT Tech Co., Ltd.

Scuba, FreeDiving, Snorkeling
Editor's Choice
⚽ Sports
4.7(10 ratings)
FreeAdsIn-App Purchases
DIVEROUT - Dive Computer screenshot 1
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DIVEROUT - Dive Computer screenshot 3
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DIVEROUT - Dive Computer screenshot 6

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.

Nitrox Buddy#2

Nitrox Buddy by Gereon Steffens

Nitrox/Enriched Air Calculator
Strong Contender
⚽ Sports
4.9😊(468 ratings)
FreeIn-App Purchases
Nitrox Buddy screenshot 1
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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

  • πŸ‘ Easy to use
  • πŸš€ Quick calculations
  • βœ… Accurate results
  • πŸ’‘ Free to use

Room to Improve

  • πŸ“± Ugly iPad icon
  • ⚠️ MOD calculation limited to 40% O2 in older versions
  • ⚠️ MOD calculation limited to 50% O2 in older versions
Shearwater Cloud#3

Shearwater Cloud by Shearwater Research Inc.

Worth Considering
⚽ Sports
2.6😞(102 ratings)
Free
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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.

What We Love

  • πŸ”„ Reliable dive data synchronization with computers
  • ☁️ Cloud storage functionality for accessing dives across devices
  • πŸ“Š Clear display of dive statistics and information
  • πŸ”Œ Easy Bluetooth connectivity (when working)

Room to Improve

  • 🎨 Outdated, unattractive user interface design
  • πŸ“± Poor iPad optimization and landscape mode issues
  • 🐒 Extremely slow performance and lag

More apps like ATMOS

4
FreeDive Ai - Apnea Trainer
FreeDive Ai - Apnea Trainer
FreeDive Ai - Apnea Trainer
Train for freediving mastery!
Free

This app helps freedivers manage their training and dive information. It offers various training modules, including CO2 and O2 adaptation, static apnea, and dive simulations. Users can track their progress, find dive buddies, and access educational content.

Diver information managementCO2 and O2 adaptation trainingStatic apnea record measurement
⚽ Sports
(142)
free with in-app purchases
5
Diveroid 2.0
Diveroid 2.0
Diveroid 2.0
Diving Computer
Free

This app integrates essential scuba diving equipment like a dive computer, camera, compass, and logbook into one mobile device. It leverages mobile technology to enhance the smart diving experience for underwater exploration.

Integrated dive computerBuilt-in cameraDigital compass
⚽ Sports
(16)
free
6
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
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7
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
(2.5K)
free with in-app purchases
8
SDI TDI ERDI PFI
SDI TDI ERDI PFI
SDI TDI ERDI PFI
tdisdi.com Mobile App
Free

This app serves as a comprehensive diving companion, allowing users to log dives, manage digital certifications, update personal profiles, and find dive centers and instructors globally. It also provides access to exclusive content from multiple diving agencies.

Dive log with offline supportDigital certification access and sharingPersonalized profile management
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(149)
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9
Diveplanner Tec & Rec
Diveplanner Tec & Rec
Diveplanner Tec & Rec
Plan your dives in seconds !
Free

Plan technical and recreational scuba dives with detailed gas management, decompression schedules, and contingency planning. This tool helps divers quickly create and share dive plans for various depths and conditions.

Technical and recreational dive planningMulti-gas and CCR dive schedulesBΓΌhlmann decompression model (ZH16L-C)
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(4)
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SCUBAzen : Ocean Dive Prep
SCUBAzen : Ocean Dive Prep
SCUBAzen : Ocean Dive Prep
Your Ultimate Dive Buddy
Free
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(0)