This app transforms your Apple Watch into a professional dive companion, offering real-time tracking, decompression algorithms, and advanced analytics. Plan your dives, optimize gas mixtures, and manage your diver profile with comprehensive tools for both recreational and technical diving.
1.0.4
September 29, 2025
UI, localization and stability fixes for both iOS and WatchOS
ZDive is designed for Apple Watch Series 6 and later (watchOS 7.6+) and is optimized for Apple Watch Ultra. The companion iOS app is available on iPhone and iPad.
No, ZDive is completely ad-free, allowing for an uninterrupted diving experience.
ZDive offers a comprehensive suite including a multi-day trip planner with surface interval calculations, a gas planning calculator for various gas mixes, and no-decompression planners with altitude compensation.
Yes, you can import historical dives from Apple Health with automatic depth synthesis. ZDive also supports exporting dives in JSON and UDDF formats for compatibility with other dive software.
ZDive utilizes industry-standard decompression algorithms, including Bühlmann ZH-L16C, and offers interactive decompression tables for Bühlmann and PADI RDP with zoom functionality.
Yes, ZDive provides offline functionality with background synchronization, ensuring your data is backed up and accessible even without a constant internet connection.
ZDive features a professional breathing trainer with 10 specialized techniques for diving performance, including box breathing, 4-7-8, diaphragmatic exercises, CO2 and O2 tolerance tables for freediving, and Wim Hof Method patterns.
ZDive was last updated on September 29, 2025, with version 1.0.4, indicating regular development and support from the developer.
