Apps Like Oxygen Calculation Tool for iPhone and iPad
Calculate supply and flow rate
Calculate usable time based on supply and flow rate. Input flow rate as free flow or from ventilation settings using minute ventilation and FiO2. Add or remove up to 10 cylinders for portable and onboard supplies.
by Joshua Savko★ 4.8165 ratingsReference$0.99Data updated 2026-11-08
Track prayer times based on location with multiple calculation methods. Set pre-Adhan, Adhan, and Iqama reminders with customizable offsets. Access offline prayer schedules. Use an interactive compass to determine qibla direction.