The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
Gas management for iPhone and iPod touch.Gas Manager includes various tools for planning and blending diving gases, including nitrox and trimix partial pressure blending, top off and best mix calculators, as well as MOD, END & EAD calculation.WARNING: Appropriate training and equipment are required for gas blending and scuba diving. Always personally analyse and label any gas fills before use.