AvNav vs Vnav4+

See airspace in 3D. Read ATC — not just hear it. Plan around weather with AI. AvNav is a complete Electronic Flight Bag built for pilots flying in U.S. airspace. It combines the everyday EFB tools pilots expect — charts, plates, airport diagrams, aircraft profiles, weight and balance, checklists, weather, ADS-B traffic, flight logging, logbook, replay, and offline data — with advanced 3D visualization, live ATC transcription, simulator support, and AI-assisted flight planning. Start with a free ground-mode preview, then unlock full cockpit capabilities with a CoPilot subscription. FREE GROUND MODE — EXPLORER Explore AvNav before subscribing. • Live ATC audio and transcription • Real-time ADS-B traffic • 3D airspace and terrain visualization • Airport and traffic awareness from the ground COPILOT — FULL EFB Unlock the complete AvNav cockpit experience. • AI-assisted flight planning and route analysis • FAA charts, plates, and airport diagrams • Offline maps, charts, plates, and airport data • Aircraft performance profiles • Weight and balance • Aircraft checklists • Fuel price information • Flight logging • Logbook entries • Recorded flight review and replay • PFD display support • X-Plane simulator integration • ADS-B receiver integration, including Stratux-compatible devices BUILT FOR DAY-TO-DAY FLYING AvNav now supports the core workflows pilots expect from an everyday EFB: plan the flight, review airports and weather, use aircraft-specific data, manage checklists, calculate weight and balance, fly with ADS-B traffic and weather, record flights, review them afterward, and build logbook entries. ADVANCED 3D COCKPIT AWARENESS AvNav goes beyond flat maps. • 3D satellite terrain across U.S. airspace • 3D airspace visualization • ADS-B traffic display • Weather overlays including NEXRAD and METARs • Live ATC transcription where supported • Fused navigation from GPS, ADS-B, X-Plane, and replay sources • PFD support when attitude data is available FLIGHT LOGGING, LOGBOOK, AND REPLAY Record, review, and replay your flights. • Automatic and manual flight logging • Recorded flight list • Flight replay with play, pause, seek, rate, loop, and review controls • Replay feeds the same navigation system used by the map and PFD • Create and edit logbook entries • Link recorded flights to logbook entries X-PLANE SIMULATOR SUPPORT Use X-Plane at home to test AvNav before flying. • Connect AvNav to X-Plane over your local network • Drive the 3D map and PFD from simulator data • Record simulator flights • Replay simulator flights for review and testing OFFLINE-FIRST Download the data you need before flight. • Maps • Charts • Plates • Airport diagrams • Airport and navigation data Continue navigating when cockpit connectivity is limited or unavailable. SUBSCRIPTION • Monthly and annual CoPilot plans • Includes a 30-day trial • Auto-renews unless canceled AvNav brings complete EFB utility, 3D situational awareness, AI planning, live ATC transcription, ADS-B traffic, flight logging, logbook, replay, and simulator testing together in one cockpit system. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

This is a Vertical Navigation app. it has four different climb or descent calculators. A generic rate of climb and rate of descent calculator. A rate of of descent calculator for those Instrument procedures where there is a published vertical descent angle. An obstacle departure rate of climb calculator. And, a top of descent calculator.