Nitrox Buddy vs Scuba Diving Hand Signals

Nitrox Buddy is a no-frills calculator app for nitrox/enriched air divers - use it to quickly calculate the most important data for your dive: Maximum Operating Depth/MOD, Equivalent Air Depth/EAD, Best Mix and PPO2. The app works with imperial or metric measurements, sea or fresh water, and allows you to select the maximum oxygen content and partial pressure. A companion watch app puts lets you perform all these calculations on your wrist.

Proficiency in underwater communication is not only a vital part of scuba diving training, it also makes diving a much more enjoyable and safer experience. Scuba Diving Hand Signals intends to support beginning recreational scuba divers in learning underwater communication via hand signals. More than 240 commonly used gestures are illustrated and grouped into eight categories: ▻ Common signals ▻ Problem and emergency signals ▻ Training signals ▻ Number signals ▻ Air pressure signals ▻ Underwater wildlife signals ▻ Emotion and miscellaneous signals Underwater wildlife signals are supplemented with images of each indicated animal and useful information about its features, distribution, and human interactions. Last but not least, the app includes a quiz and tracks your learning progress which can be posted on Twitter or Facebook.