ZDive transforms your Apple Watch into a professional-grade dive companion with comprehensive iOS analytics. Whether you're snorkeling in tropical waters or executing technical dives, ZDive provides the tools you need for safe and memorable underwater adventures.

APPLE WATCH ULTRA- YOUR DIVE COMPANION
- Real-time dive tracking with automatic water submersion detection (watchOS 9.0+)
- Professional sensor integration: depth, temperature, heart rate, compass, ambient pressure
- Scuba and snorkeling modes with Digital Crown navigation
- Industry-standard decompression algorithms: Bühlmann ZH-L16C, VPM-B, RGBM Suunto
- Real-time NDL calculations and safety stop monitoring
- GPS route tracking with breadcrumb trails
- Altitude diving support with automatic calibration
- Crown-to-exit water lock mechanism

iOS APP - ADVANCED ANALYTICS & PLANNING
- Beautiful dive trends dashboard with period comparisons
- Interactive dive profile charts and sensor data visualization
- Complete diver profile management with certifications and emergency contacts
- Import historical dives from Apple Health with automatic depth synthesis
- Export dives in JSON and UDDF formats for compatibility with other dive software

COMPREHENSIVE DIVE PLANNING SUITE
- Multi-Day Trip Planner: Design complete dive vacations with surface interval calculations
- Gas Planning Calculator: SAC rates, Nitrox optimizer, Trimix calculator with safety assessments
- Equipment Packing Lists: Pre-built templates for recreational, technical, tropical, and cold water diving
- No-Decompression Planner: Real-time NDL calculations with altitude compensation
- Interactive Decompression Tables: Bühlmann and PADI RDP with zoom functionality

PROFESSIONAL BREATHING TRAINER
- 10 specialized breathing techniques for diving performance
- Box breathing, 4-7-8, and diaphragmatic exercises
- Freediving-specific: CO2 and O2 tolerance tables
- Wim Hof Method and tactical breathing patterns
- Visual progress indicators with countdown timers

LIVE ACTIVITIES & WIDGETS
- Real-time tissue loading monitoring on Lock Screen and Dynamic Island
- No-fly time countdowns with maximum altitude restrictions
- Surface interval tracking between dives
- Beautiful dive-themed visualizations

SAFETY & RELIABILITY
- 16-compartment tissue tracking with multiple conservatism levels
- Configurable safety stops (3-6m depth, 3-7 minutes)
- Ascent rate monitoring with warnings
- Automatic CloudKit backup and sync across devices
- Offline functionality with background synchronization

SEAMLESS DATA MANAGEMENT
- WatchConnectivity with optimized compression
- CloudKit synchronization for all your devices
- HealthKit integration for comprehensive health tracking
- Manual and automatic sync options
- Bulk import/export capabilities

SUPPORTED DEVICES
- Apple Watch Series 6 and later (watchOS 7.6+)
- Apple Watch Ultra optimized for enhanced diving sensors
- iPhone with iOS 17.6+
- Full iPad support for planning and analysis

Whether you're a recreational diver exploring coral reefs or a technical diver planning complex gas mixes, ZDive provides professional-grade tools in an intuitive interface. From pre-dive planning through post-dive analysis, ZDive is your complete diving companion.

Note: ZDive is intended for recreational use as a dive companion and tracker. Always dive with certified diving equipment and follow proper safety protocols. Never rely solely on consumer devices for critical diving decisions.

Join ZDive to enhance your underwater adventures. Dive deeper, plan smarter, and explore safely with ZDive.