# iCircuit vs EE ToolKit PRO for iPad

The clearest difference is rating: EE ToolKit PRO for iPad at 4.8 against iCircuit's 3.8. EE ToolKit PRO for iPad also leads on in-app purchases (none vs 2) and review sentiment (86% vs 61%). iCircuit's advantage is update cadence (every 3 weeks vs every 3 months) and chart position (#172 vs unranked). On ratings volume, ads, monetization model and iOS requirement there is nothing between them.

iCircuit costs $12.99 and EE ToolKit PRO for iPad $7.99 up front. iCircuit sells 2 in-app purchases, starting at $1.99 per month. EE ToolKit PRO for iPad asks for nothing beyond the download.

EE ToolKit PRO for iPad holds the better App Store score, 4.8 against 3.8. Both are backed by a comparable volume of ratings — 134 and 79 respectively. Written reviews point the same way: 61% of iCircuit's written reviews are positive against 86% of EE ToolKit PRO for iPad's.

iCircuit ships an update every 3 weeks, EE ToolKit PRO for iPad every 3 months. The most recent releases landed on September 24, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | iCircuit | EE ToolKit PRO for iPad |
| --- | --- | --- |
| Price | $12.99 | **$7.99** |
| Rating | [3.8 (134 ratings)](https://appshunter.io/ios/app/icircuit/id383359044/reviews) | **[4.8 (79 ratings)](https://appshunter.io/ios/app/ee-toolkit-pro-for-ipad/id393145367/reviews)** |
| Number of ratings | **134** | 79 |
| Positive reviews | 61.1% of reviews | **86.2% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Paid | Paid |
| Best chart rank | **#172** | — |
| Size | 126 MB | 289 MB |
| Requires iOS | 12.2 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Krueger Systems, Inc.](https://appshunter.io/developer/299293363) | [Thomas Gruber](https://appshunter.io/developer/342699861) |

## What reviewers say

### iCircuit

[App page](https://appshunter.io/ios/app/icircuit/id383359044)

**Currently charting:** #172 Top Paid · Productivity (US App Store)

Design and simulate analog and digital electronic circuits in real-time. This app offers a comprehensive component library, built-in test equipment, and the ability to create custom elements. It's ideal for learning, prototyping, and validating designs without physical components.

**Highlights:** Real-time circuit simulation, Extensive component library (300+), Built-in test equipment (multimeter, oscilloscope), Programmable Arduino and PIC microcontroller support, Custom element creation and sharing, Audio simulation

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iCircuit Pro (Monthly) | $1.99 | per month |
| iCircuit Pro (Yearly) | $14.99 | per year |

**What reviewers like**

- 🚀 Great for learning and testing
- 👍 Intuitive and easy to use
- 💡 Programmable Arduino integration
- 👍 Useful for hobbyists and students

**What reviewers complain about**

- 🐛 Buggy and crashes frequently
- 🔧 Difficult to edit and delete components
- 🔧 Limited component library
- 🔧 Inaccurate simulation results in some cases

**Reported bugs**

- Oscilloscope and meter functions not working properly
- Saving and loading circuits can be unreliable
- Inconsistent behavior when rotating/flipping components
- Crashes when working with larger or more complex circuits

**Requested features**

- More components (e.g. transformers, triodes, MOSFETs)
- Ability to create custom components
- Frequency domain analysis (Bode plots, FFT)
- Improved wiring and component placement controls
- Better support for AC circuits and motors


### EE ToolKit PRO for iPad

[App page](https://appshunter.io/ios/app/ee-toolkit-pro-for-ipad/id393145367)

This comprehensive toolkit offers over 160 electronic applications, calculators, and reference tools for electronics engineers, students, and hobbyists. It features a multi-functional keyboard, color code tools, audio scope, frequency generator, and component reference section with datasheet integration.

**Highlights:** Over 160 electronic applications, Multi-functional keyboard, Color code and SMD code tools, Audio scope and frequency detector, Component reference section with datasheets, 555 Timer tools, PCB trace impedance calculators

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Extremely useful for engineers and DIYers
- 💡 Comprehensive information and tools
- 🚀 Saves time and frustration
- ✅ Logical and easy to understand
- 💰 Excellent value for money

**What reviewers complain about**

- 🐛 Missing key components (e.g., BJT 2N3904)
- 🐛 Duplicate app versions (Pro Universal vs. Pro iPad)
- 🐛 Lack of developer response to inquiries
- 🐛 Basic functionality in some areas
- 🐛 UI needs improvement

**Reported bugs**

- BJT icon for 2N3904 exists but component is missing
- iPad version is exactly the same as iPhone/iPad Pro Universal version
- No option to go back to menu page after selecting a category
- Adjusting capacitor affects inductor circuit calculation
- PD resistors are transposed

**Requested features**

- Add BJT 2N3904 and other low noise general purpose parts
- Add wiring for On On On switch
- Add USB-C connector pin-outs
- Improve resistor divider tool to recommend resistor values
- Add vacuum tube amplifier information


## Frequently asked questions

### Is iCircuit free?

iCircuit costs $12.99, and also offers in-app purchases.

### Is EE ToolKit PRO for iPad free?

EE ToolKit PRO for iPad costs $7.99, with no in-app purchases.

### Which has better reviews, iCircuit or EE ToolKit PRO for iPad?

EE ToolKit PRO for iPad is rated higher. iCircuit averages 3.8 out of 5 from 134 ratings, while EE ToolKit PRO for iPad averages 4.8 from 79 ratings.

### Do iCircuit or EE ToolKit PRO for iPad have ads?

Neither iCircuit nor EE ToolKit PRO for iPad shows ads.

### Which is updated more often, iCircuit or EE ToolKit PRO for iPad?

iCircuit ships an update every 3 weeks, and EE ToolKit PRO for iPad every 3 months. Most recently, iCircuit was updated on September 24, 2026 and EE ToolKit PRO for iPad on September 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*