Flight Computer Sim vs E6B Aviation Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flight Computer Sim
This app simulates the E6B slide ruler, a crucial tool for aircraft pilots. It offers high-resolution visuals and smooth controls for precise calculations in conversion and wind correction modes. Experience a realistic feel for essential aviation computations.
- E6B slide ruler simulation
- High-resolution ruler
- Smooth rotation and sliding controls
- Pinch-to-zoom functionality
- Conversion mode
- Wind correction modes (low and high speed)
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An easy and intuitive simulation of the E6B slide ruler used by many aircraft pilots. Features a high resolution ruler with smooth controls for rotating, sliding and pinch zooming, allowing precise calculations. Feels like a real ruler in your hands! All three modes are available: - Conversions - Wind corrections (low speed) - Wind corrections (high speed) For more features, check out Flight Computer Pro.
E6B Aviation Calculator
This app provides a comprehensive suite of aviation calculators, including E6B functions, ascent/descent planning, fuel calculations, and weight & balance. It supports various unit conversions and offers customizable default units for international users.
- E6B flight calculations
- Ascent and descent planner
- Fuel and weight/balance calculator
- Holding pattern calculations
- Performance data interpolation
- Extensive unit conversions
- Customizable default units
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Try it for free - upgrade to unlock all flight calculators. You get full access to all 47 aviation functions: E6B - Pressure and density altitudes - True Airspeed, calibrated airspeed, and mach number - Wind correction angle - True heading and compass heading - Crosswind, headwind, and tailwind - Ground speed and flight time - Fuel burn - Cloud base, cloud temperature, and freezing point / altitude Ascent and descent planner Calculate: - Required climb and descent rate in feet / nm - Required vertical speed in feet / minutes - Slope and gradient - Distance to top of climb / from top of descent - Time to climb or descend Fuel Calculator - Convert between imperial and metric units of volume and weight for Avgas and Jet-A: Gallons ↔ Liters ↔ Pounds ↔ Kilograms - Calculate the total endurance given the useable fuel and fuel burn rate. - Calculate total fuel burnt for flight-time Weight & Balance - Quickly and accurately calculate aircraft's CG at ramp, takeoff, landing, and zero-fuel situation Holding Pattern - Visualize entry patterns and calculate wind correction to maintain holding pattern Interpolate - Interpolate up to three columns of performance data tables Convert -14 conversions between imperial and metric units: - Feet ↔ Meters - Inches of mercury ↔ Millibars - Nautical miles ↔ Statute miles ↔ Kilometers - Fahrenheit ↔ Celsius ↔ Kelvins - Gallons ↔ Liters - Pounds ↔ Kilograms Time Calculator - Add (or subtract) time in HH:MM:SS formats. - Convert time between HH:MM:SS and decimal hours, minutes, and seconds. Change default units for international users - Altitude in feet or meters - Barometric pressure in inches of mercury (inHG) or millibars / hectopascals (mb / hPa) - Distances in nautical miles, statute miles, and kilometers - Speed in knots, miles per hour, and kilometers per hour - Temperature in Fahrenheit and celsius - Volume in US gallons and liters - Weight in pounds and kilograms - Center of gravity / arm in inches and meters Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Flight Computer Sim at none against E6B Aviation Calculator's 4. Flight Computer Sim also leads on rating (4.8 vs 4.4) and iOS requirement (7.0 vs 17). E6B Aviation Calculator's advantage is update cadence (every 3 weeks vs every 6 months). On price, review sentiment, ratings volume and ads 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. E6B Aviation Calculator sells 4 in-app purchases, starting at $2.99 per month. Flight Computer Sim asks for nothing beyond the download.
Flight Computer Sim holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 26 and 37 respectively. Written reviews point the same way: 88% of Flight Computer Sim's written reviews are positive against 82% of E6B Aviation Calculator's.
Flight Computer Sim ships an update every 6 months, E6B Aviation Calculator every 3 weeks. The most recent releases landed on October 10, 2026 and October 17, 2026 respectively.
| Parameter | Flight Computer Sim | E6B Aviation Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (26 ratings) — better | 4.4 (37 ratings) |
| Positive reviews | 88.2% of reviews — better | 81.8% of reviews |
| Number of ratings | 26 | 37 — better |
| Update frequency | Every 6 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 7.0 — better | 17 |
| Further details — not scored | ||
| Size | 175 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Diego Rodrigues | Raj Jeshang |
Customer experience
Flight Computer Sim
E6B Aviation Calculator
In-app purchases
Flight Computer Sim
No in-app purchases
E6B Aviation Calculator
- Full Access$2.991 Month
- Full Access3 Days trial$2.991 Month
- Full Access7 Days trial$6.991 Year
- Lifetime Full Access$8.99
Questions
Is Flight Computer Sim free?
Is E6B Aviation Calculator free?
Which has better reviews, Flight Computer Sim or E6B Aviation Calculator?
Do Flight Computer Sim or E6B Aviation Calculator have ads?
Which is updated more often, Flight Computer Sim or E6B Aviation Calculator?
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