Best apps like Operational Amplifiers Guide

10+ similar apps compared and reviewed

4.6 avg rating
10 free apps
Updated August 2026

Looking for something like Operational Amplifiers Guide? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Operational Amplifiers Guide

RC Circuit#1

RC Circuit by Siu Yuen Ho

Editor's Choice
🔧 Utilities
4.8(5 ratings)
FreeIn-App Purchases
RC Circuit screenshot 1
RC Circuit screenshot 2
RC Circuit screenshot 3
RC Circuit screenshot 4
RC Circuit screenshot 5

Calculate RC charging and filter circuits, including time constants and cutoff frequencies. Find component values from these parameters or get voltage at specific times. Save and share data easily.

Timer 555 Calculator#2

Timer 555 Calculator by Siu Yuen Ho

Strong Contender
🔧 Utilities
3.9(8 ratings)
FreeIn-App Purchases
Timer 555 Calculator screenshot 1
Timer 555 Calculator screenshot 2
Timer 555 Calculator screenshot 3
Timer 555 Calculator screenshot 4
Timer 555 Calculator screenshot 5

Calculate monostable and astable circuits for electronics projects. Determine pulse width and frequency, find component combinations, and save/upload data. Supports multiple languages.

Electronics Kit#3

Electronics Kit by Siu Yuen Ho

Worth Considering
🔧 Utilities
4.8(65 ratings)
FreeIn-App Purchases
Electronics Kit screenshot 1
Electronics Kit screenshot 2
Electronics Kit screenshot 3
Electronics Kit screenshot 4
Electronics Kit screenshot 5
Electronics Kit screenshot 6

This app offers a comprehensive suite of electronics tools and calculators for hobbyists and professionals. It includes features for component value calculation, pinout diagrams, and various electronic resources. Users can access a free version with ads or a PRO version for enhanced functionality and an ad-free experience.

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555 Calc
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This utility app helps engineers and hobbyists calculate resistor values for circuits using the Timer IC 555. Simply input frequency, duty ratio, and capacitor values to get the required resistor outputs.

Calculate resistor valuesInput frequencyInput duty ratio
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AVR Tutorial
AVR Tutorial
AVR Tutorial
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This app simplifies learning AVR microcontrollers with a code wizard that generates C source code for various peripherals. It offers demo projects and an architecture review, making complex MCU programming more accessible for hobbyists and students.

AVR architecture reviewAVR assembly and C language21 demo projects
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Circuit Resistance Creator
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Circuit Resistance Creator
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Calculate equivalent resistance for any resistor circuit. This tool is designed for students, technicians, and engineers, offering high accuracy for voltage, current, and resistance. It's a great way to check homework and perform engineering calculations.

Equivalent resistance calculationSupports any resistor circuitHigh accuracy displays (6 decimal places)
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Simple Circuit Builder
Simple Circuit Builder
Simple Circuit Builder
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This virtual lab offers a hands-on experience for learning about resistors and circuit resistance. Easily build and test series and parallel circuits, measure voltage and current, and understand the impact of component changes in real-time.

Build circuits with up to eight componentsFive component typesVirtual volt and amp meters
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Resistor-Converter
Resistor-Converter
Resistor-Converter
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Quickly calculate resistor values from color bands or SMD codes, and vice versa. This tool is ideal for electronics enthusiasts, students, and DIYers working with 4, 5, or 6-band resistors and various SMD codes. It functions offline and requires no registration.

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Resistor Tools
Resistor Tools
Resistor Tools
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This utility app provides a suite of tools for calculating and determining resistor values. It assists hobbyists and engineers with series, parallel, and voltage divider calculations, as well as inverting amplifier gain.

Series and parallel resistor calculationResistor combination finderVoltage divider ratio and value calculation
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