Scuba Diving Logbook Octologs

In-app purchases
50+
Downloads
Content rating
Everyone
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About this app

The ultimate scuba diving logbook and dive tracker for PADI, SSI, NAUI, and CMAS certified divers. Log every underwater adventure, analyze diving stats, and connect with your dive buddy community.
Join thousands of divers who trust Octologs as their comprehensive diving logbook tracker. Transform how you log, chart, and share your scuba diving journey with powerful analytics and seamless dive buddy connections.

COMPLETE DIVE LOGGING
Record every detail including GPS coordinates, depth profiles, bottom time, SAC rate calculations, water temperature, visibility, and equipment used. Add photos and personal notes to preserve every underwater moment. Works offline at remote dive sites with automatic sync when connected.

POWERFUL DIVE ANALYTICS
Monitor your scuba diving performance with detailed stat tracking including SAC rate analysis, air consumption charts, and depth versus time profiles. Track progress with our achievement system and see your underwater evolution over time.

DIVE BUDDY NETWORK
Expand your diving community by scanning QR codes to instantly connect with dive buddies. Share dive logs, plan underwater adventures together, and stay connected through in-app messaging. Create stunning dive cards perfect for social sharing.

VISUAL DIVE MAPPING
Chart your global diving story on an interactive underwater world map. Every logged dive becomes a pin on your personal diving chart, making it easy to revisit favorite sites and plan new scuba adventures.

SECURE AND RELIABLE
Your diving logbook history is protected with GDPR-compliant cloud storage and automatic backups. Sign in with Apple or Google for secure access across all your devices.

MULTILINGUAL DIVING SUPPORT
Available in 17 languages including English, German, French, Spanish, Portuguese, Italian, Greek, Arabic, Hindi, Japanese, Korean, Russian, Turkish, Vietnamese, Chinese, Javanese, and Slovenian.

PRO DIVING FEATURES
Unlock advanced scuba diving analytics with detailed stat tracking and performance charts. Upload up to 20 photos per dive log versus 1 photo on the free plan. Connect with unlimited dive buddies per dive log and chat with your diving community through in-app messaging. Start with a 14-day free trial to experience everything Octologs Pro offers for scuba divers.

Whether you're logging your first open water dive or your thousandth technical dive, this diving logbook tracker adapts to your underwater needs. Download now and revolutionize how you document your scuba diving world.
Updated on
Sep 5, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Personal info and Financial info
Data is encrypted in transit
You can request that data be deleted

What’s new

Unlimited Dive Logs on Free Plan
Track as many dives as you want! The free plan now supports unlimited dive log entries.

Enhanced Pro Features
Advanced statistics and messaging features are now exclusively available with Octologs Pro for a premium diving experience.

Performance & Stability Improvements
Faster loading times and enhanced app stability for smoother dive logging.

App support

About the developer
Benjamin Mahr
info@octologs.com
Lüeholzstrasse 2D 8634 Hombrechtikon Switzerland
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