Amazing app
Thank you for making this available. I love it and use it A LOT. I tell everyone about it but only iPhone users can have it. The others just wish they could. Maybe you’ll fix that?
#119 in paid Reference
🔍 Reference
$4.99
About
This toolkit assists aircrew with daily tasks, offering calculations for duty periods, rest requirements, unit conversions, and weather decoding. It also includes tools for pay calculations, exchange rates, and specialized aviation metrics.
✓Duty Period & Rest Calculations
✓Aviation Unit Conversions
✓Cross Wind & Runway State Decoding
✓SNOWTAM & Meteorological Decoding
✓Crew Rest & Pay Calculations
✓Low Temperature Altimetry & Density Altitude
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What's New in Big Brown ToolKit
2.3
January 9, 2026
Update to 'Contact Times' tool
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FAQ
What is Big Brown ToolKit used for?
Big Brown ToolKit is designed to assist aircrew in their daily activities by providing a wide range of aviation-specific calculations and decoding tools. This includes duty period limitations, rest requirements, unit conversions, and weather report decoding.
What types of calculations does Big Brown ToolKit offer?
The toolkit offers calculations for domestic and international duty periods, required rest, common aviation units, crosswind and crosswind limits, crew rest timing, late arrival pay, exchange rates, low temperature altimetry, density altitude, turn rate/radius, and fuel volume/weight.
Can Big Brown ToolKit decode weather reports?
Yes, Big Brown ToolKit includes tools to decode 8-digit runway states, SNOWTAMs, and significant present and forecast meteorological codes. This helps aircrew quickly interpret crucial weather information.
What devices is Big Brown ToolKit available on?
Big Brown ToolKit is available for iPhone and iPod devices. It is rated for ages 4 and up.
How much does Big Brown ToolKit cost?
Big Brown ToolKit is a paid application, priced at $4.99. There are no in-app purchases or advertisements.
How often is Big Brown ToolKit updated?
The app was last updated on January 9, 2026, indicating a recent update. The latest version is 2.3.
What is the user rating for Big Brown ToolKit?
Big Brown ToolKit has a high user rating of 5.0 stars based on 6 ratings, suggesting a very positive user experience.
Does Big Brown ToolKit have ads?
No, Big Brown ToolKit does not contain advertisements. It is a paid application that offers a clean, ad-free experience for its users.
