Apps by Krueger Systems, Inc.

iCircuit Electronics Simulator 1.12

PAID
iCircuit is a fun and educational app for designing and experimenting with circuits. Its advanced simulation engine can handle both analog and digital circuits and features realtime always-on analysis. It is the perfect companion to students,...

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iCircuit 1.16

PAID
iCircuit is the premier iPhone and iPad app for designing, simulating, and learning analog and digital electronics. Its advanced simulation engine provides real-time, always-on analysis so your circuits stay powered and live, just like working with...

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Calca 1.7.2

PAID
Calca is a powerful symbolic calculator that gives you instant answers as you type. It solves equations and simplifies complex expressions - it's a computer algebra system in your pocket! It's also a rich Markdown text editor so that you can...

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Continuous .NET C# and F# IDE 1.5.1

PAID
Continuous is a fast and powerful .NET C# and F# IDE that runs directly on the iPad and iPhone (no network needed!). With it, you can write apps and games using your favorite languages on your favorite devices. Continuous is always building and...

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iCircuit 3D 1.16

PAID
iCircuit 3D gives you an endless virtual workbench to design, build, and test electronics projects in 3D. It combines the robust real-time, always-on simulation engine of iCircuit with modern 3D rendering and physics on iOS and macOS. Do not let...

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Ferry Amigo

FREE
Never miss your ferry again! Ferry Amigo is your real-time companion for navigating the Salish Sea and the Washington State Ferry system, offering a beautiful and intuitive interface to track vessels, reserve a spot, stay up-to-date on alerts, and...

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Live Spectrogram 1.3

PAID
Visualize audio with this handy tool. It displays the frequencies of sound around you over time. The horizontal axis is time, the vertical is frequency, and the intensity of frequencies is shown using pretty shades of red. Use it to: Perfect your...

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Mocast 2.0

PAID
Listen to podcasts how you want, when you want, with Mocast. Mocast puts podcast junkies in command of their favorite podcasts by allowing them to personalize their queue for the ultimate listening experience. Share, manage, and enjoy podcasts with...

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Math Agility 1.2

FREE
Measure and increase your math agility with this arithmetic speed game. The rules are simple: the app will give you a math problem to solve and you have 20 seconds to do it. Sometimes the problems are easy, like 2 + 2. Othertimes they are evil and...

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Pupillary Distance Ruler

FREE
Measure your interpupillary distance (IPD / PD) in seconds using the same advanced TrueDepth sensors that power Face ID. No rulers, no mirrors, no accounts, no guesswork. Just accurate results you can trust: perfect for ordering glasses online,...

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