Electronic Toolbox Pro vs EE ToolKit PRO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Electronic Toolbox Pro
This comprehensive electronics engineering app provides professionals, hobbyists, and students with a vast array of tools and reference materials. It features a circuit editor, numerous calculation and conversion tools, and extensive component specifications with parametric search capabilities.
- Circuit Editor
- Component reference with parametric search
- Numerous calculation tools
- Unit and HEX/Decimal conversion tools
- Scientific calculator, frequency generator, oscilloscope
- Project diagram and document storage
- Reference tools for major development boards
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The *** ORIGINAL *** Electronic Toolbox Pro App "The best and most complete Electronics App on the App Store" for Professionals, Hobbyists, Makers, HAMs and Students right at your fingertips! Best of all: Continuously improved since 2009 - FOR FREE - NO IN APP PURCHASE - NO FAKE REVIEWS! What users wrote about this app: Well worth the money ***** I researched all EE apps before buying this one and I have to say that this one is the best by far. The developer is very accommodating to requests and suggestions and provides updates frequently. Very, very happy with this app. Simply brilliant ***** I don't normally review apps but I was so impressed with this one I felt I had to make a brief comment. Buy it, I promise you won't be disappointed. Supports iOS 14 back to iOS 11 and all available Apple iPhone and iPad models. See the online Manual at http://go-to.me/etb-manual Feature Highlights: ■ Circuit Editor ■ Most comprehensive and complete Electronics app available ■ Designed for Novices as well as Experts ■ Numerous individual tools from "A" like ASCII Table to "Z" like Zener Diode calculation. If something is missing, just let me know ■ Provides wide variety of simple and complex tools, such as the resistor color code conversion to the PCB Trace width tools ■ Various calculation tools available, such as the NE555 circuit calculation and the passive cooling calculator ■ Includes reference tools with millions of component specs for ICs, Transistors, FETs, Controllers with parametric searches, pinout and cross reference information, and complete datasheets ■ Provides information about Batteries, Drill sizes, Hybrid Amplifiers, Socket pinouts, package sizes and much more ■ Includes conversion tools, such as the Unit conversion tool, the HEX/Decimal/Float Tool, Frequency and AWG / SWG tools ■ Parametric search for Components with certain specs and cross references ■ Global search for terms or components across all tools ■ Customizable arrangement of tools for quick and easy access ■ Includes a scientific desktop calculator, a frequency generator, and an oscilloscope ■ Comprehensive reference glossary (english only) ■ Content can be updated "over-the-air" and amended quickly and easily ■ Store diagrams, documents, and specs of a project ■ iCloud support ■ No ads or in-app purchases ■ Can be used without Internet access ■ Special keyboard available for quicker entry of SI units ■ And much more... Now also includes reference tools for major boards like RaspBerry Pi, Arduino, BeagleBone, TI-Launchpad, Nano Pi, Orange Pi, Banana Pi, Odroid, Cubieboard and SparkFun! For further information about this App, just have a look at my website: ■ electronic-toolbox.com ■ or just send me an E-mail. The new Version of the app has just been released and as always, this update is FOR FREE to all users of Electronic Toolbox. At this point, many thanks for the ideas and suggestions I have received from the huge user community. You helped me to keep on improving my app with every new update. This App will continue to live and grow over the time. So I still look forward to all additional ideas, suggestions or even criticism so that I can continuously improve my App. Best regards, Marcus Read more on : http://go-to.me/etb
EE ToolKit PRO
This comprehensive toolkit offers over 160 electronic applications, calculators, and reference sections for electronics engineers, students, and hobbyists. It includes features like a multi-functional keyboard, color code tools, audio scope, and circuit simulations, with ongoing improvements and updates.
- Over 160 electronic applications
- Multi-functional keyboard
- Color code and SMD code tools
- Audio scope and frequency generator
- Component reference section with datasheets
- 555 Timer tools
- PCB trace impedance calculators
- Real-time circuit simulations
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This is the brand-new Electronics Engineering ToolKit PRO! The HIGHLY RATED and RECOMMENDED productivity app. Users say it is the BEST and MOST PRACTICAL Electronics App in the whole iTunes App Store. From an electronics enthusiast with a master's degree in Electronics Engineering. This App is for engineers, students and hobbyists and anyone interested in Electronics Engineering. The App gets CONSTANT and POWERFUL improvements! !!! This is a UNIVERSAL App - for iPhone and iPad !!! 100% PRO from the beginning without any In-App purchase! The EE ToolKit PRO is the preferred Electronics App at schools and universities. It is available through the Volume Purchase Program with a discount for educational institutions. Many students, teachers and professors have downloaded the App and are using it during their studies and career. WHAT OTHER USERS ARE SAYING: “Awesome app, constant and powerful improvements” This app was worth every penny I paid for it back when I bought it years ago. Since then, I’ve regularly used it at work and found it to be an excellent, quick tool to use. The most impressive aspect of this app are the constant and VERY impressive updates! Massive feature additions and very easy to use interface! The list of capabilities this app has makes it an amazing value for truly anyone involved in electronics. “Latest version makes this an exceptional tool” The EE Toolkit was always a very useful tool, but with the additions in the latest version it is truly an exceptional tool. The author is extremely diligent in managing bugs and improving the tool. “A superb app highly recommended” Fantastic application. Very useful. Always updated. Good developer. Lots of great bonus tools. Just love it. "Incredible useful, worth the money" I have had this app for a while now. Originally as an Electrical Engineering student I didnt really use it but once I was out in the field it became my bible. I definitely recommend to any engineering students/professionals alike. I also recommend buying the Pro version because it is definitely worth it. FEATURES OF THE EE TOOLKIT: Ω more than 160 electronic applications Ω amazingly great multi-functional keyboard Ω huge selection of color code tools and SMD code tools Ω audio scope and a frequency pitch detector Ω favorites page only for the tools that you have marked as favorite Ω full-featured frequency generator Ω extra large component reference section (incl. 7400 Series, PIC family, etc.) with the option to open pdf datasheets live or by e.g. iBooks Ω 555 Timer Tools with the most important application examples Ω extensive collection of Single Board Computers (more than 120 different boards!!!) Ω PCB trace impedance tools for several different structures Ω simple and quick unit conversion within the single calculators Ω fast on-the-fly conversions and calculations Ω real-time circuit simulations of the example circuits Ω support for preferred E series, sliders and min/max calculations Ω auto-save of all entries over several sessions Ω file manager to save and load individual calculations Ω built-in access to your iCloud Ω formula search tool with quick links to the tool which uses the formula Ω and many many more
Screenshots
Verdict
The clearest difference is rating: EE ToolKit PRO at 4.9 against Electronic Toolbox Pro's 4.7. EE ToolKit PRO also leads on price ($9.99 vs $12.99). On review sentiment, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Electronic Toolbox Pro costs $12.99 and EE ToolKit PRO $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
EE ToolKit PRO holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 245 and 293 respectively. Written reviews complicate that: 93% of Electronic Toolbox Pro's written reviews are positive against 90% of EE ToolKit PRO's, so the app with the better star average is not the one people write more warmly about.
Electronic Toolbox Pro ships an update every 2 months, EE ToolKit PRO every 3 months. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.
| Parameter | Electronic Toolbox Pro | EE ToolKit PRO |
|---|---|---|
| Price | $12.99 | $9.99 — better |
| Rating | 4.7 (245 ratings) | 4.9 (293 ratings) — better |
| Positive reviews | 92.6% of reviews — better | 89.6% of reviews |
| Number of ratings | 245 | 293 — better |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.1 — better | 12.0 |
| Further details — not scored | ||
| Size | 201 MB | 289 MB |
| Age rating | 4+ | 4+ |
| Developer | Marcus Roskosch | Thomas Gruber |
Customer experience
Electronic Toolbox Pro
EE ToolKit PRO
User reviews
Electronic Toolbox Pro
From 245 App Store ratingsWhat we love
- 🚀 Comprehensive database
- 🔍 Detailed component information
- 👍 Intuitive and easy to use
- ⚡ Frequent updates
- 🛠️ Useful calculators and tools
Room to improve
- 🐛 Occasional crashes or bugs
- 🔍 Missing some component data
- 🔌 Compatibility issues on older devices
EE ToolKit PRO
From 293 App Store ratingsWhat we love
- 🚀 Top-notch tool
- 👍 Extremely helpful
- 🔥 Invaluable for electronics work
- 💯 Excellent app
- 🔍 Comprehensive reference
Room to improve
- 🐛 Occasional crashes or bugs
- 🔍 UI could be more intuitive
- 📱 Some features not optimized for mobile
- 🔢 Limited functionality for advanced users
Bugs and requests
Electronic Toolbox Pro
Reported bugs
2 issues- Equation disappearing in calculator
- Circuit editor not working with touch input
Requested features
4 requests- More microcontroller and SBC support
- Circuit simulation and design capabilities
- Educational resources and tutorials
- Improved circuit editor functionality
EE ToolKit PRO
Reported bugs
3 issues- 7400 routine causes app to close
- Resistor value calculation issues
- Compatibility problems with newer iOS versions
Requested features
5 requests- Add support for vacuum tubes
- Implement logarithmic frequency sweep
- Include more component pinout information
- Integrate a circuit builder/simulator
- Add DB to RMS and peak-to-peak conversion
In-app purchases
Electronic Toolbox Pro
No in-app purchases
EE ToolKit PRO
No in-app purchases
Questions
Is Electronic Toolbox Pro free?
Is EE ToolKit PRO free?
Which has better reviews, Electronic Toolbox Pro or EE ToolKit PRO?
Do Electronic Toolbox Pro or EE ToolKit PRO have ads?
Which is updated more often, Electronic Toolbox Pro or EE ToolKit PRO?
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