Depth is the ultimate scuba diving logbook for serious divers. Track every dive, every depth, every creature - all in one beautifully designed app built for life underwater. YOUR DIGITAL DIVE LOGBOOK Log dives with depth, duration, water temperature, visibility, cylinder details, SAC rate, and buddy information. Everything your paper logbook captured, now always with you. DIVE MAP See every dive site you've visited on a stunning interactive world map. Watch your diving career unfold across oceans, seas, and lakes. Each pin shows your depth and dive number at a glance. MARINE LIFE SIGHTINGS Build your life list of underwater encounters. Track every species you've spotted - sharks, rays, turtles, nudibranchs, and more. Your personal guide to the ocean's inhabitants. STATS THAT MOTIVATE Know your numbers: total dives, deepest descents, longest sessions, favorite sites. Surface Air Consumption (SAC) rate tracking helps you improve your breathing efficiency over time. CERTIFICATION TRACKER Log your PADI, SSI, NAUI, and other certifications. Keep your diving qualifications organized and accessible whenever you need them. GEAR INVENTORY Track your equipment - wetsuits, BCDs, regulators, computers, fins. Never forget service dates or what gear you packed for a trip. AI DIVE ADVISOR (Pro) Get personalized insights powered by AI. Analyze your dive patterns, get site recommendations, and understand your performance trends with intelligent coaching. DEPTH PRO - UNLIMITED DIVING Unlock the full logbook experience: - Unlimited dives (free tier: 20 dives) - Unlimited marine life sightings per dive - Unlimited gear inventory - SAC rate trend charts over time - Full dive statistics by year and site - Auto-generated site profiles from your dive history - Gear service reminders - Unlimited photos per dive - AI Dive Advisor powered by Grok - Export a beautiful PDF logbook - Shareable Year Card Monthly: $4.99/month Yearly: $39.99/year (save 33%) Start with a free trial - no commitment required. DESIGNED FOR DIVERS Built with the dark, data-forward aesthetic of a diver's heads-up display. SF Mono precision for your numbers. Bioluminescent accents against deep navy. Your logbook should look as good as the dive felt. Depth is the logbook app that grows with your diving career - from your first open water dive to your thousandth wreck. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/