A simple app to get your preflight duties checked off. Also includes the derates, USA PA, and NADP settings. A Second tab has an A380 FCOM SOP Fuel check calculator. The Third tab has the Chinese airspace FEET-METRIC FL conversions. A fourth tab has a flight time limit calculator based on CAP 371. Another tab has Cold weather operational procedures and MOTNE calculator. Yet another tab has NAT tracks weather and contingency procedures.