Best apps like iSlideRuleHD

49+ similar apps compared and reviewed

3.8 avg rating
3 free apps
Updated July 2026

iSlideRuleHD is great, but it's not the only option. Explore 49+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to iSlideRuleHD

RuleCoach#2

RuleCoach by Jeffrey C. Reinecke

Strong Contender
📚 Education
4.0(2 ratings)
Free
RuleCoach screenshot 1
RuleCoach screenshot 2
RuleCoach screenshot 3
RuleCoach screenshot 4

Master slide rule calculations with this educational app. It offers practice exams covering various scales and provides helpful instructions for solving problems. Track your progress with a unique error metric and traditional percentages.

MyAstrolabe Sky#3

MyAstrolabe Sky by Christer Sylven

Worth Considering
📚 Education
2.8(4 ratings)
$0.99

Explore the cosmos from your device! This app offers an instant view of the sky above your location, showing the sun, moon, planets, and stars. Track celestial events like sunrise, sunset, and moon phases throughout the day and year.

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Master essential Lithuanian words and phrases for confident communication. This app uses fun, game-based learning with authentic native speaker audio and visual aids to accelerate your progress. Practice pronunciation and learn practical vocabulary for everyday situations.

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Antikythera Mechanism Interact
Antikythera Mechanism Interact
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Explore the Antikythera Mechanism, an ancient astronomical calculator. Simulate its functions to predict celestial events, understand planetary motions, and learn about ancient calendars. This app brings a piece of history and advanced ancient technology to your device.

Simulate Antikythera MechanismPredict moon position and phasePredict solar and lunar eclipses
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My Graphing Calculator
My Graphing Calculator
My Graphing Calculator
Plot math functions with ease
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$0.99 | 100% OFF

This application combines a scientific calculator with advanced graphing capabilities. It supports complex numbers and functions, allowing users to plot up to four functions simultaneously. Visualize mathematical concepts with features like zoom, drag, and trace modes for detailed analysis.

Scientific calculatorComplex number supportSimultaneous function graphing
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7
Ronin Samurai
Ronin Samurai
Ronin Samurai
Video instruction
Free

Learn the basics of Japanese sword fighting with this introductory course. It covers fundamental stances, strikes, and blocks, and can be followed using improvised weapons. Access features like progress tracking and offline sync through subscriptions.

Basic stancesStrikes and blocksImprovised weapon use
📚 Education
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8
SlipStick
SlipStick
SlipStick
Virtual Slide Rule
$0.99

This app is a fully functional digital reproduction of a classic engineering slide rule. It allows users to perform complex calculations like multiplication, division, logarithms, and trigonometry, just like the original manual tool.

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LoCAD
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Logic circuits on the iPad
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Design and simulate digital logic circuits with an emphasis on simple creation and graphical visualization. Easily wire elements, observe current flow, and understand state changes to improve comprehension and fault detection. Create custom integrated circuits for complex, organized designs.

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Mars Globe HD
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Mars Globe HD
by Midnight Martian
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Explore the Red Planet with a detailed virtual globe. This app features a high-resolution satellite map, topographic lighting, and annotated surface features. Discover intriguing locations with an introduction and guided tour, or explore freely.

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