O8 Dive: Scuba Diving Logbook

Log Dives, Sites & Marine Life

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

Your ocean, closer than ever. Start a free dive logbook, discover marine life, build your Ocean Passport and dream up a new adventure. Make your memories shine with Plus. Keep the ocean in your life. O8 Dive brings your scuba diving logbook, underwater memories, marine-life discoveries and next adventure together. Log a dive in moments. Remember the turtle, the reef and the people. Find something fascinating between trips. Build a diving story you will love coming back to. START FREE. KEEP DIVING. Your complete dive log is free to use, with no subscription required to get started. Record dives, photos and sightings. Organise trips and equipment. No O8 account to create. Choose O8 Dive Plus when you want more creative tools, deeper learning and time-saving extras. A DIVE LOGBOOK THAT REMEMBERS MORE Start with a date and a place. Add depth, duration, water temperature, visibility, equipment, buddies and personal details. Save unfinished drafts, reuse useful setup details and find past dives by places, notes, people and sightings. Import supported dive files or authorised Apple Health diving records, then review what you keep. YOUR OCEAN PASSPORT Turn your diving history into a personal collection of places, encounters and adventures. See visited dive sites on your map. Revisit a favourite reef, find the dives behind an encounter and build a wishlist of animals and destinations you would love to experience. Your passport grows with every memory. MEET THE LIFE BELOW THE SURFACE Explore a pocket marine-life field guide with recognition clues, habitats, lookalike comparisons and links to reference sources. Discover turtles, rays, octopuses, reef fish and more. Save field notes, record encounters and keep uncertain identifications honest. You do not need the perfect species name to remember a wonderful moment. MAKE CURIOSITY PART OF YOUR WEEK Ocean Play brings you discoveries, animal riddles and an illustrated camouflage game. Reveal clues, try a question and learn why the answer matters. Follow your learning trail and choose a gentle weekly goal. No pressure to dive for a streak. Enjoy the ocean even when your next trip is months away. DREAM IT. PLAN IT. REMEMBER IT. Explore destination introductions, save the places that excite you and start a trip from your wishlist. Keep day-by-day plans, packing lists, documents and booking notes together. Bring your own equipment into your packing list. Connect the dives when you return and open a trip journal full of the moments you want to keep. MAKE YOUR MEMORIES SHINE Create beautiful free share cards and readable dive reports. Preview your creation and choose which photos, titles and notes to include. Give your diving memories a home. GO FURTHER WITH O8 DIVE PLUS Bring your adventures to life in O8 Studio with animated films, photo journals and portrait, square or landscape layouts. Choose an ocean cinema, travel journal, recorded-profile or coordinate-atlas style. Explore complete learning collections and personal practice. Open offline destination companions, organise trip photographs with reviewed camera-clock matches, edit multiple dives together and explore patterns in your diving history. READY FOR LIFE BETWEEN CONNECTIONS Your saved dives, copied photos, documents and included reading stay on your device. Export and restore local backups. Use the Apple Watch surface companion to revisit recent dive summaries. Maps, linked reference websites and App Store purchases need a connection. O8 Dive is for recording, remembering and discovering. It is not a dive computer, underwater recorder or substitute for training. Follow your training, watch your depth and gas, stay with your buddy and give wildlife space. Optional Plus subscriptions are available monthly or annually. Payment is charged to your Apple Account. Subscriptions renew automatically unless cancelled at least 24 hours before the current period ends. Manage subscriptions in App Store settings. Any eligible introductory offer and renewal price are shown before purchase. Privacy: https://sircatg.com/o8dive/privacy Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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Your next dive starts long before you enter the water. Welcome to a bigger O8 Dive: a place to discover, dream, play and bring your adventures back to life. This update opens your diving world with a genuinely useful free plan and exciting new ways to go further with Plus. YOUR COMPLETE DIVEBOOK, NOW FREE Log dives, keep photographs and sightings, organise trips, record equipment and revisit your memories without a subscription. The full personalised welcome stays; the compulsory paywall is gone. MEET YOUR OCEAN PASSPORT Your visited places. Your unforgettable encounters. Your dream destinations. Bring them together in a personal collection that grows with every chapter of your diving life. A LITTLE MORE OCEAN IN YOUR DAY Discover ocean stories, explore a marine-life field guide and compare lookalikes. Try animal riddles, reveal hidden camouflage and follow a learning trail that makes your next encounter even more fascinating. GIVE YOUR NEXT ADVENTURE A HOME Save destinations that spark your curiosity. Build day-by-day plans, bring your equipment into your packing list and keep the practical details beside the memories. YOUR MEMORIES DESERVE THE BIG SCREEN Meet O8 Studio. Preview your own diving story, choose a visual style and make beautiful free share cards. With Plus, create animated films and printable photo journals in portrait, square or landscape formats, including recorded-profile stories and a coordinate atlas of your saved places. MORE TO LOVE WITH PLUS Explore complete learning collections, personal practice and offline destination companions. Match trip photographs, organise multiple dives together and discover patterns in your diving history. All of this, with no O8 account to create. Your saved discoveries, learning progress and trip plans are included in local backups. Keep the ocean in your life. Your next chapter is waiting.

The developer, Sirca, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Seller
    CRESTPOINT SOLUTIONS LTD
    Size
    12.9 MB
    Category
    Sports
    Compatibility
    Requires iOS 18.2 or later.
    • iPhone
      Requires iOS 18.2 or later.
    • iPad
      Requires iPadOS 18.2 or later.
    • Mac
      Requires macOS 15.2 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 2.2 or later.
    • Apple Watch
      Requires watchOS 11.2 or later.
    Languages
    English
    Age Rating
    4+
    In-App Purchases
    Yes
    • O8 Dive Annual $49.99
    • O8 Dive Monthly $9.99
    Copyright
    © 2026 Sirca LTD