EE ToolKit vs Circuitry
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EE ToolKit
This comprehensive toolkit offers over 160 electronic applications, calculators, and reference tools for engineers, students, and hobbyists. It features a multi-functional keyboard, color code tools, audio scope, frequency generator, and component references with datasheet access. The app supports real-time circuit simulations and includes a file manager for saving calculations.
- Over 160 electronic applications
- Multi-functional keyboard
- Color code and SMD code tools
- Audio scope and frequency pitch detector
- Frequency generator
- Component reference section with datasheet access
- Real-time circuit simulations
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This is the brand-new Electronics Engineering ToolKit! The HIGHLY RATED and RECOMMENDED productivity app. Users say it is the BEST and MOST PRACTICAL Electronics App in the whole 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 !!! With In-App upgrade to PRO. If you don't like In-App purchases, you can also download the PRO version (red icon with PRO text) which is full PRO from the beginning without any In-App purchase. 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
Circuitry
Build and simulate electronic circuits in an intuitive 3D environment. This app offers lightning-fast analysis and a user-friendly interface, making complex engineering accessible. Circuits are saved as documents for easy sharing and management across devices.
- 3D circuit building
- GPU-accelerated analysis
- Intuitive 3D interface
- Document-based circuit files
- Component placement and connection
- Resistor, voltage source, light bulb components
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Welcome to Circuitry - the world's first and only 3D circuit builder! INSANELY FAST Circuitry uses an optimized, GPU-accelerated network analysis algorithm that will blow your mind. It can calculate the voltages and currents of even the largest circuits in the blink of an eye - an insanely fast blinking eye! SUPER DUPER EASY TO USE While most circuit simulators are stuck in the stone age when it comes to usability, Circuitry takes you on a time-travel journey to the future. Its' 3D interface and intuitive controls will instantly feel familiar - no lengthy tutorials required. DOCUMENT-BASED Every circuit you build in Circuitry is a file. That way, they integrate perfectly into your existing files and can be used exactly the same way: you can duplicate and modify them, share them, and they are available to you on all your devices. HOW TO USE: 1. Place components by dragging from the toolkit to the canvas. 2. Connect components by tapping the sides of the components in cabling mode. 3. Delete or modify components by long pressing on them. AVAILABLE COMPONENTS: - Resistor - Voltage source - Light bulb
Screenshots
Verdict
The clearest difference is rating: EE ToolKit at 4.7 against Circuitry's 3.9. EE ToolKit also leads on review sentiment (90% vs 51%) and ratings volume (1.4K vs 155). Circuitry's advantage is in-app purchases (none vs 1). On price, update cadence, ads and device support 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
Both are free to download. EE ToolKit sells 1 one-off in-app purchase. Circuitry asks for nothing beyond the download.
EE ToolKit holds the better App Store score, 4.7 against 3.9. That said, the two scores are not equally well evidenced: EE ToolKit has 1.4K ratings behind it against 155, so its average is the more settled of the two. Written reviews point the same way: 90% of EE ToolKit's written reviews are positive against 51% of Circuitry's.
EE ToolKit ships an update every 3 months, Circuitry every 4 months. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.
| Parameter | EE ToolKit | Circuitry |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (1.4K ratings) — better | 3.9 (155 ratings) |
| Positive reviews | 90.2% of reviews — better | 51.4% of reviews |
| Number of ratings | 1.4K — better | 155 |
| Update frequency | Every 3 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 289 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Gruber | Raffael Kaehn |
Customer experience
EE ToolKit
Circuitry
User reviews
EE ToolKit
From 1.4K App Store ratingsWhat we love
- 👍 Useful tools and features
- 🚀 Comprehensive and informative
- 👍 Intuitive and easy to use
- 👍 Helpful for both beginners and professionals
- 👍 Regularly updated with improvements
Room to improve
- 🔒 Many features locked behind paywall
- 🐛 Some bugs and glitches reported
- 🔍 Limited free version functionality
- 📱 Accessibility issues for visually impaired users
Circuitry
From 155 App Store ratingsWhat we love
- 💡 Cool game idea
- 👍 Nice and 3D interface
- 🚀 Easy to use and perfect 3D
- 👍 Fun and simple
- 👍 Beautifully visual and interactive
Room to improve
- 😞 Missing many components
- 😞 Limited functionality
- 😞 Not useful for professional work
- 😞 Inaccurate electrical simulation
- 😞 App is broken/crashes
Bugs and requests
EE ToolKit
Reported bugs
2 issues- Locked features not unlocking properly
- Certain tools and calculators not functioning as expected
Requested features
4 requests- Add circuit simulation capabilities
- Include more microcontroller and automotive-related content
- Improve zooming and readability on certain screens
- Implement Kirchhoff's laws and node analysis tools
Circuitry
Reported bugs
6 issues- App crashes on launch
- App doesn't work after download
- Blank white screen on opening
- App won't open, only shows a folder
- Lights won't turn on
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- Cannot close circuits properly
Requested features
14 requests- Add more components (diodes, transistors, capacitors, inductors, speakers, microphones, resistors, switches, LEDs, displays, transformers)
- Add labels/names for components
- Add intensity and voltage for cables
- Add undo/redo buttons
- Add tutorials or guidance videos
Show 9 moreShow fewer
- Allow moving placed components
- Add polarity for components
- Add graphical representation of current flow
- Add export of 2D schematic
- Support DC and AC circuits
- Allow use of virtual meters
- Add oscilloscope function (graph vs time)
- Improve UI intuitiveness
- Add sample circuits
In-app purchases
EE ToolKit
- Complete EE ToolKit Pro Upgrade$9.99
Circuitry
No in-app purchases
Questions
Is EE ToolKit free?
Is Circuitry free?
Which has better reviews, EE ToolKit or Circuitry?
Do EE ToolKit or Circuitry have ads?
Which is updated more often, EE ToolKit or Circuitry?
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