Flight Calcs vs eFlightBook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flight Calcs
This app provides pilots with essential flight calculation tools for logging time, planning routes, and performing preflight checks. It offers accurate, real-world aviation calculations with familiar terminology and unit conventions.
- Pilot time logging and summing
- Flight block/duty time calculation
- Time-Speed-Distance (TSD) calculations
- Wind component and True Airspeed (TAS) resolution
- Density altitude computation
- Fuel burn estimation
- Weight and balance verification
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Thank you for using Flight Calcs. Your attention to fuel, weather, loading and timing is good airmanship. Keep useful numbers close from preflight to the debrief, with aviation calculators, airport references and saved records on iPhone and iPad. FLIGHT PLANNING AND E6B - Solve heading, wind correction angle, groundspeed, time and distance. - Practice with the visual mechanical E6B simulator. - Check runway crosswind, headwind and tailwind components. - Estimate trip fuel, reserve fuel, endurance, climb and descent. - Calculate true airspeed, Mach, pressure altitude and density altitude. - Review cloud base estimates and holding pattern entry guidance. - Build NavLog legs with checkpoints, ETA, fuel and route notes. - Convert knots, nautical miles, gallons, liters, pounds and more. WEIGHT AND BALANCE - Choose from eleven searchable aircraft planning templates. - Enter occupants, baggage, equipment and usable fuel by station. - Compare zero-fuel, ramp, takeoff and landing weight and CG. - Include ground or taxi burn and trip fuel burn. - Switch between Load, Sheet and Envelope views. - Review basic empty weight, station arms and moments. - See which checks apply when a phase weight maximum is unknown. - Save loading snapshots alongside your other flight records. Templates are starting points. Verify the current aircraft's basic empty weight, station limits, fuel assumptions and CG envelope against its approved documents. AVIATION WEATHER AND AIRPORTS - Retrieve METAR and TAF reports from AviationWeather.gov. - Decode wind, visibility, clouds, altimeter and flight category. - Review TAF changes in a forecast timeline. - Decode pasted NOTAM and SNOWTAM reports. - Compare plain-language summaries with the original reports. - Find nearby airports and weather when you request location. - Search bundled airports by identifier, name, city or region. - Review available runways, elevation, frequencies and time zones. - Browse FAA reference material for preflight and study. TIME, DATES AND RECORDS - Work with flight time, duty snapshots and Zulu time. - Add or subtract times and dates. - Plan countdowns, work windows and business days. - Keep flight, duty, NavLog and Weight & Balance records. - Edit saved entries and browse activity in the Records Calendar. - Search records or duplicate a plan for the next trip. - Share supported results with Pilot Pro. Core calculators, bundled references and saved local data are useful offline. Live weather and App Store purchases need an internet connection. FREE STARTERS AND PILOT PRO E6B, E6B Simulator, Pilot Time, Flight Duty Snapshot and Time Speed Distance are free starters. Free iPhone and iPad access also includes three Pro calculator sessions and three Weight & Balance sessions per day, with five combined. Free Records allow one new record per day and six total. Pilot Pro removes those limits and enables sharing, with monthly and lifetime options. Temporary promotional access is separate from a purchase. Use Flight Calcs for planning and cross-checks. Your aircraft's current POH or AFM, approved Weight & Balance report, official weather briefing, operator procedures and applicable regulations remain the authority. For monthly subscriptions: Monthly Pro is a 1-month auto-renewable subscription. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
eFlightBook
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Attention all aviators, from seasoned professionals to enthusiasts taking flight for the first time – have you ever dreamed of simplifying your flight management experience? Look no further than eFlightBook, your all-in-one solution to mastering the skies with ease. Designed with pilots in mind, eFlightBook is your cockpit companion, offering seamless management of flight and duty times in the most intuitive way imaginable. Say goodbye to cumbersome paper logbooks and hello to a digital world of efficiency and precision. With eFlightBook, you can sync all your crucial data effortlessly with your corporate headquarters, ensuring seamless communication and coordination. But that's just the beginning. Our app boasts a plethora of features to elevate your flying experience. From managing aircraft and airports to tracking licenses, ratings, copilots, and clients, eFlightBook puts the power of comprehensive flight management right at your fingertips. And with access to an extensive international airport database, you'll never be lost in the clouds again. Worried about data security? Don't be. eFlightBook offers robust export options, allowing you to backup your data in CSV, Excel, and PDF formats for peace of mind. Plus, with availability on iOS and the web, you can manage your flights anytime, anywhere. But what sets eFlightBook apart isn't just its features – it's the seamless user experience that makes navigating the skies a breeze. With intuitive interfaces and automatic fill-in functions, logging your flights has never been easier. And for airlines, real-time access to pilot data means faster insights and smarter decisions. Join the growing community of pilots who have made the switch to eFlightBook and experience the future of flight management today. Whether you're a private pilot charting your own course or a commercial airline managing a fleet, eFlightBook has a subscription plan tailored to your needs. Ready to take your flying experience to new heights? Download eFlightBook now and soar with confidence. Your cockpit awaits.
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Verdict
The clearest difference is in-app purchases: eFlightBook at none against Flight Calcs's 2. eFlightBook also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (14.2 vs 17.6). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Flight Calcs sells 2 in-app purchases, starting at $1.99 per month. eFlightBook asks for nothing beyond the download.
Flight Calcs ships an update every 2 months, eFlightBook fortnightly. The most recent releases landed on October 23, 2026 and October 10, 2026 respectively.
| Parameter | Flight Calcs | eFlightBook |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 84.6% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 14.2 — better |
| Further details — not scored | ||
| Size | 38 MB | 101 MB |
| Age rating | 4+ | 4+ |
| Developer | Verosocial Studio | PH-Informatik |
In-app purchases
Flight Calcs
- PilotCalculators pro monthly$1.991 Month
- Pilot Calculators pro lifetime$9.99
eFlightBook
No in-app purchases









