Electronics Toolbox is made and published by Peter Ho. AppBrain is an independent app data site and isn't affiliated with Peter Ho. The app name, icon, screenshots and description belong to Peter Ho and are shown as published on Google Play.
AppBrain's verdict
EstablishedLoved by users- Total installs
- 880 thousand
- Rating on Google Play
- 4.62
- 4,600 ratings
- Last updated
- September 24, 2026
Electronics Toolbox has 880 thousand installs. Users love it: 4.6 stars from 4,600 ratings.
Summary
Electronics Toolbox is an offline, all-in-one electronics calculator and reference app designed for students, hobbyists, and professionals. It packs advanced math tools, SMD marking search, programming language references, and TTL/CMOS pinouts into a fast, offline toolkit.
Pros & Cons
- Comprehensive offline toolkit covering math, marking searches, and quick references
- Strong focus on education with 100% offline capability
- Wide range of tools from SMD markings to Thevenin/Norton equivalents
- Marketing emphasizes offline tools; some users may prefer online resources or Arduino-focused integrations highlighted by competitors
Installs
Tracked by AppBrain- Last 30 days
- 2 thousand
- Per day
- 66
- 30-day average
- Play install range
- 500+ thousand
- Launched
- January 2014
Installs over time
Electronics Toolbox has been installed 880 thousand times. Over the past 30 days, it averaged 66 installs per day.
Rankings
Google Play top chartsGoogle Play Rankings for Electronics Toolbox
Competitors
Similar apps and more from Peter HoAlternatives to Electronics Toolbox
More from Peter Ho
Releases
Updates seen on Google Play- Version
- 6.00.90
- Launched
- January 2014
User feedback
Ratings and reviews on Google PlayGoogle Play Rating history and histogram
Comments on Electronics Toolbox for Android
Technology
Found in the app by AppBrain- Ads
- Contains ads
- Price
- Free
- Libraries
- 21
- App size
- 36.6 MB
- Needs Android
- 6.0+
- Content rating
- Everyone
Technologies used by Electronics Toolbox
About the app and developer
About Electronics Toolbox
Electronics Toolbox is an education app developed by Peter Ho.
Install Statistics
Electronics Toolbox has been installed 880 thousand times. In the last 30 days, the app was installed 2 thousand times.
User Ratings
Electronics Toolbox is rated 4.62 out of 5 stars. The rating is based on 4.6 thousand ratings.
App Information
Electronics Toolbox is freely available from Google Play. The app size is 36.61 MB. The latest version available is 6.00.90. The last update was on September 24, 2026.
Technical Requirements
Electronics Toolbox requires Android 6.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play since January 2014.
App Performance Report
Get a detailed PDF report for Electronics Toolbox with download trends, rating history, and key performance statistics — useful for competitive research or tracking your own app. Learn more
Get PDF Report — $29Developer information for Peter Ho
Frequently asked questions about Electronics Toolbox
Is Electronics Toolbox free?
Yes. Electronics Toolbox is free on Google Play.
Is Electronics Toolbox still available?
Yes. Electronics Toolbox is on Google Play, and the last update we saw was on September 24, 2026.
Does Electronics Toolbox contain ads?
Yes. Google Play lists Electronics Toolbox as containing ads.
What Android version does Electronics Toolbox require?
Electronics Toolbox runs on Android 6.0 and higher.
How large is Electronics Toolbox?
Electronics Toolbox is 36.61 MB.
Is Electronics Toolbox suitable for children?
Google Play rates the content of Electronics Toolbox as suitable for everyone.
How many times has Electronics Toolbox been installed?
Google Play lists 500,000+ installs for Electronics Toolbox.
How do people rate Electronics Toolbox?
Electronics Toolbox scores 4.62 out of 5 stars, from 4,600 ratings on Google Play.
Who made Electronics Toolbox?
Electronics Toolbox was developed by Peter Ho. It is listed in the education category on Google Play.
What are the best alternatives to Electronics Toolbox?
People looking at Electronics Toolbox also look at these education apps: Electronics Tools: ElectroCalc, PRO Electronics Tools, Electronics toolbox pro, ElectroCalc - Electronics, Electronics Tools & Calculator.
Store listing
By Peter Ho, from Google Play“Advanced electronics calculators, pinouts & resources”
Description by Peter Ho Written by the developer, not by AppBrain. Click to read.
The ultimate mobile toolkit for electronics engineers, hobbyists, students, and professionals!
Packed with more advanced calculators, references, and resources than standard apps, it covers everything from basic circuit design to complex systems analysis—all in one offline, easy-to-use app.
Math Tools: Solve systems of simultaneous equations, matrix operations instantly – perfect for circuit analysis and design calculations.
SMD Marking Search: Quickly look up component part numbers from SMD markings to identify unknown surface-mount devices on PCBs.
Programming Language References: Get fast overviews and syntax highlights for popular languages like Python, C/C++, Rust,etc
TTL & CMOS Quick Search: Instantly access pinouts, characteristics, and specifications for classic TTL (74xx series) and CMOS (40xx series) integrated circuits.
Formula Quick Search: Find and apply essential circuit formulas in seconds – including 555 timer (astable/multistable), op-amp configurations, oscillators, filters, star-delta transformation, and many more.
Nodal Analysis Calculator: Automatically compute node voltages and branch currents for complex
Equivalent Circuit Calculator: Simplify circuits with Thevenin and Norton equivalent calculations
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
PRO Version Unlocks (one-time purchase)
• 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
• More resources
Perfect for:
• Electronics students & teachers
• Hardware makers & Arduino/Raspberry Pi enthusiasts
• Professional engineers in the field
• Hobbyists building robots, amps, and drones
• Works 100% offline – no internet needed!
• Lightweight, super-fast, regularly updated with new tools.
Need a feature? Just email us – we listen to every suggestion.
Download now and supercharge your electronics workflow!
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.
Recent changes:
6.00.90
- Fix minor bugs
6.00.40
- Support for Android 16
- Arduino Ventuno Q
- ICS file format