ThetaCalc app icon

Apps Like ThetaCalc for iPhone and iPad

by Felix Stehli★ 4.24 ratingsUtilitiesFreeData updated 2026-09-28
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Ranked alternatives

Showing 361–380 of 1,000 ranked alternatives.

  1. Coordinate calculator app icon

    Coordinate calculator

    Joe Scrivens

    Calculate new coordinates using distance and bearing.

    The app calculates new coordinates for a point using a known distance and bearing. It is useful for site setting out engineers and land surveyors.

    ★ 1.01 ratingsUtilities$0.99Data updated 2026-10-07
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  2. RPN-67 Pro app icon

    RPN-67 Pro

    Willy Kunz

    Programmable calculator for iOS

    Run programs and perform calculations using a simulated HP-67 calculator. Input numbers and commands via on-screen keys. Access built-in functions and mathematical operations. Load and execute stored programs from magnetic card files.

    ★ 4.36 ratingsProductivity$4.99Data updated 2026-09-08
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  6. SmartSkid Controller app icon

    SmartSkid Controller

    RPM Industries, LLC.

    Monitor fluid levels and control pump operations

    Monitor fluid levels in all tanks and receive alerts when tanks are full or lack sufficient capacity. Pre-program clean fluid delivery amounts and manually control the pump. Update software over the air.

    ★ 3.05 ratingsUtilitiesFreeData updated 2026-09-21
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  13. StemFox Scientific Calculator app icon

    StemFox Scientific Calculator

    Joshua Bryson

    Calculate and complete engineering tasks

    Perform complex calculations with a supporting trigonometry and Bessel functions. Access over 80 mathematical functions and quick references for basic operations. Solve equations efficiently for engineering tasks.

    ★ 4.811 ratingsUtilitiesFreeData updated 2026-09-15
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  16. Track Gear Calculator app icon

    Track Gear Calculator

    Matt Herz

    Calculate gears for your bike

    Calculate ratios for chainrings 44–70 teeth and cogs 8–20 teeth. Determine speed and cadence based on selection. Find the next higher or lower available in your current setup. Sync data between iPhone and Apple Watch.

    ★ 4.212 ratingsSports$0.99Data updated 2026-11-08
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How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.