Best Timer 555 Calculator Pro alternatives: apps like Timer 555 Calculator Pro

10+ similar apps compared and reviewed

4.8 avg rating
8 free apps
Updated October 2026

Whether you want more options like Timer 555 Calculator Pro or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Timer 555 Calculator Pro

4.0(3 ratings)
FreeAds
555 Calc screenshot 1

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.

More apps like Timer 555 Calculator Pro

4
Electronic Circuits Calc Pro
Electronic Circuits Calc Pro
Electronic Circuits Calc Pro
Electronic Engineering Toolkit
$4.99
🔧 Utilities
(0)
5
Operational Amplifiers Pro
Operational Amplifiers Pro
Operational Amplifiers Pro
Op-Amp Calculator Toolkit
$4.99

This app provides interactive calculators and reference information for designing and analyzing op-amp circuits. It offers step-by-step explanations and technical data on popular op-amp series, aiding students and engineers in circuit development and prototyping.

Interactive op-amp circuit calculatorsStep-by-step explanations and formulasReference data on op-amps and comparators
🔧 Utilities
(1)
paid
6
PCB Studio Maker
PCB Studio Maker
PCB Studio Maker
Best PCB Studio Maker
Free
🔧 Utilities
(0)
7
Z80CPM
Z80CPM
Z80CPM
by Aaron Wohl
Free

Experience the classic CP/M operating system on your iOS or Mac device with a full Z80 processor emulator. Run authentic CP/M software, including operating systems, word processors, programming languages, and text adventures. Works offline with support for multiple disk images.

Full Z80 emulationVT100 terminal supportMultiple disk image mounting
🔧 Utilities
(2)
free
8
Electronics Reference Toolkit
Electronics Reference Toolkit
Electronics Reference Toolkit
Resistor, LED & Transistor
Free

This app provides a comprehensive suite of tools for electronics calculations and reference. It includes calculators for resistors, LEDs, capacitors, and voltage dividers, along with a unit converter and transistor database. Designed for speed and offline use, it's ideal for students, hobbyists, and engineers.

Resistor Calculator (4/5 band)Ohm's Law CalculatorLED Resistor Calculator
🔧 Utilities
(12)
free
9
Agronet PRO
Agronet PRO
Agronet PRO
Prevent your yield from frost
Free
🔧 Utilities
(0)
10
ContiConnect Installer
ContiConnect Installer
ContiConnect Installer
by QUESTAR AUTO TECHNOLOGIES LTD
Free

This app facilitates the activation, checking, and testing of connected vehicle units. It allows for system updates and provides a way to verify installation and reception quality.

Activate units by scanning serial numbersRead sensor dataVerify unit connections
🔧 Utilities
(1)
free