Electronics Toolbox
9.2 341
v5.6.50 by Peter Ho
About Electronics Toolbox
Electronics Toolbox (Package Name: com.peterhohsy.eecalculator) is developed by Peter Ho and the latest version of Electronics Toolbox 5.6.50 was updated on November 6, 2025. Electronics Toolbox is in the category of Education. You can check all apps from the developer of Electronics Toolbox and find 200 alternative apps to Electronics Toolbox on Android. Currently this app is for free. This app can be downloaded on Android 5.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.
This app is a collection of basic electronic calculators. It is suitable for hobbyist, electronic engineers or professionals.
You can buy the PRO feature to unlock more features.
Basic tools
• Resistor color code
• Inductor color code
• Resistor SMD marking & EIA-96
• dBm, dbW, dBuV converter
• Resistors in series
• Resistors in parallel
• Two resistors in ratio
• Voltage divider
• Ohm's law
• Y-Δ converter
• L, C reactance
• Complex number operation
• RC charging time constant
• RC filter
• RL filter
• LC circuit
• 555 monostable
• 555 astable
• Wheatstone bridge
• Trace width calculator
• Battery capacity
• Operational amplifier
• LED calculator
• RMS calculator
• Range calculator
• Temperature conversion
• BJT bias voltage
• Voltage regulator
• Shunt regulator
• Length converter
• Limit 10 combinations of component values
Digital Tools
• Number converter
• Logic gates
• DAC R-2R
• Analog-to-digital
• 7-segment display
• Minimization of boolean function
• Half adder & full adder
• Synchronous counter up to 6 states
• Cyclic redundancy check CRC-8, CRC-16, CRC-32
• Hamming code
Electronics resources
• SI unit prefix
• Physical quantities
• Circuit symbol
• ASCII table
• 74xx series
• CMOS 40xx series
• Pinouts
• C programming language
• Python language
• Common linux command for Raspberry Pi
• Resistivity table
• Permeability table
• Permittivity table
• Ampacity table
• AWG table
• Standard wire guage (SWG) table
• World plug
• EDA software
• Flip-flop
• SMD marking
• Formulas
Features in PRO version only
• No Ads
• No limitation of component values
• Selectable 1%,5%,10%,20% of values
• Complex matrix
• Pi-pad attenuator
• T-pad attenuator
• Coil inductance
• Poles & zeros calculator
Note :
1. For those who need support please email to the designated email.
Do NOT use either the feedback area to write questions, it is not appropriate and that is not guaranteed that can read them.
All trade names mentioned in this app or the other documentation provided by this app are trademarks or registered trademarks of their respective holder. This app is not related or affiliated in any way these companies.
You can buy the PRO feature to unlock more features.
Basic tools
• Resistor color code
• Inductor color code
• Resistor SMD marking & EIA-96
• dBm, dbW, dBuV converter
• Resistors in series
• Resistors in parallel
• Two resistors in ratio
• Voltage divider
• Ohm's law
• Y-Δ converter
• L, C reactance
• Complex number operation
• RC charging time constant
• RC filter
• RL filter
• LC circuit
• 555 monostable
• 555 astable
• Wheatstone bridge
• Trace width calculator
• Battery capacity
• Operational amplifier
• LED calculator
• RMS calculator
• Range calculator
• Temperature conversion
• BJT bias voltage
• Voltage regulator
• Shunt regulator
• Length converter
• Limit 10 combinations of component values
Digital Tools
• Number converter
• Logic gates
• DAC R-2R
• Analog-to-digital
• 7-segment display
• Minimization of boolean function
• Half adder & full adder
• Synchronous counter up to 6 states
• Cyclic redundancy check CRC-8, CRC-16, CRC-32
• Hamming code
Electronics resources
• SI unit prefix
• Physical quantities
• Circuit symbol
• ASCII table
• 74xx series
• CMOS 40xx series
• Pinouts
• C programming language
• Python language
• Common linux command for Raspberry Pi
• Resistivity table
• Permeability table
• Permittivity table
• Ampacity table
• AWG table
• Standard wire guage (SWG) table
• World plug
• EDA software
• Flip-flop
• SMD marking
• Formulas
Features in PRO version only
• No Ads
• No limitation of component values
• Selectable 1%,5%,10%,20% of values
• Complex matrix
• Pi-pad attenuator
• T-pad attenuator
• Coil inductance
• Poles & zeros calculator
Note :
1. For those who need support please email to the designated email.
Do NOT use either the feedback area to write questions, it is not appropriate and that is not guaranteed that can read them.
All trade names mentioned in this app or the other documentation provided by this app are trademarks or registered trademarks of their respective holder. This app is not related or affiliated in any way these companies.
Electronics Toolbox 5.6.50 Update
5.6.50
- Fix minor bugs
Read More
Electronics Toolbox Features
Related Videos
Previous Versions More
Electronics Toolbox
5.6.50
APK
November 6, 2025
32.25 MB
Requires Android: Android 5.0+
Screen DPI: 120-640dpi
SHA1: 8da5caaf51f923cf7508a1ce21c5d545434ce71b
Size: 32.25 MB
What's New:
5.6.50
- Fix minor bugs
Electronics Toolbox
5.6.45
APK
October 12, 2025
32.25 MB
Requires Android: Android 5.0+
Screen DPI: 120-640dpi
SHA1: 63076675dc786097bb5c0d93a0829816dc739347
Size: 32.25 MB
What's New:
5.6.45
- QWIIC
- Arduino Uno Q
5.6.35
- Fix minor bugs
- QWIIC
- Arduino Uno Q
5.6.35
- Fix minor bugs
Electronics Toolbox
5.6.40
APK
October 8, 2025
32.23 MB
Requires Android: Android 5.0+
Screen DPI: 120-640dpi
SHA1: 2f501fc4108a914360acaf78f1539bdc2fd886e4
Size: 32.23 MB
What's New:
5.6.40
- QWIIC
- Arduino Uno Q
5.6.35
- Fix minor bugs
- QWIIC
- Arduino Uno Q
5.6.35
- Fix minor bugs
Electronics Toolbox
5.6.35
APK
September 29, 2025
32.07 MB
Requires Android: Android 5.0+
Screen DPI: 120-640dpi
SHA1: 96a0f1d5935897fd4bb1717f8573a79409e66899
Size: 32.07 MB
What's New:
5.6.35
- Fix minor bugs
5.6.30
- G-code for 3D printer
- Gerber
- Powershell
- Universally unique identifier (UUID)
- HTTP protocol
- Mermaid diagram library
- Fix minor bugs
5.6.30
- G-code for 3D printer
- Gerber
- Powershell
- Universally unique identifier (UUID)
- HTTP protocol
- Mermaid diagram library
More Information
Package Name:
Update Date:
2025-11-06
Latest Version:
5.6.50
Need Update:
Available on:
Requirements:
Android 5.0+
Report:
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