# EE ToolKit PRO vs Circuit Planner

The clearest difference is price: Circuit Planner at $2.99 against EE ToolKit PRO's $9.99. Circuit Planner also leads on update cadence (every 2 weeks vs every 3 months). EE ToolKit PRO's advantage is review sentiment (90% vs 60%) and iOS requirement (12.0 vs 15). On ads, in-app purchases, monetization model and device support there is nothing between them.

EE ToolKit PRO costs $9.99 and Circuit Planner $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

EE ToolKit PRO ships an update every 3 months, Circuit Planner every 2 weeks. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | EE ToolKit PRO | Circuit Planner |
| --- | --- | --- |
| Price | $9.99 | **$2.99** |
| Rating | **[4.9 (293 ratings)](https://appshunter.io/ios/app/ee-toolkit-pro/id368780426/reviews)** | — |
| Number of ratings | **293** | — |
| Positive reviews | **89.6% of reviews** | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Size | 289 MB | 7 MB |
| Requires iOS | **12.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Gruber](https://appshunter.io/developer/342699861) | [Axel Hauschild](https://appshunter.io/developer/981831700) |

## What reviewers say

### EE ToolKit PRO

[App page](https://appshunter.io/ios/app/ee-toolkit-pro/id368780426)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Top-notch tool
- 👍 Extremely helpful
- 🔥 Invaluable for electronics work
- 💯 Excellent app
- 🔍 Comprehensive reference

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔍 UI could be more intuitive
- 📱 Some features not optimized for mobile
- 🔢 Limited functionality for advanced users

**Reported bugs**

- 7400 routine causes app to close
- Resistor value calculation issues
- Compatibility problems with newer iOS versions

**Requested features**

- 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


### Circuit Planner

[App page](https://appshunter.io/ios/app/circuit-planner/id6472896392)

Design professional IEC circuit diagrams with a user-friendly interface. Access a vast library of symbols, utilize automatic connection features, and export your plans in PDF format. Ideal for electrical engineering projects.

**Highlights:** User-friendly interface for circuit diagram creation, 1056 integrated IEC circuit diagram symbols, Automatic connection system for precise wiring, Export diagrams in PDF format, Supports A4, A3, A2 formats with up to 20 drawing sheets, Automatic backup of project data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EE ToolKit PRO free?

EE ToolKit PRO costs $9.99, with no in-app purchases.

### Is Circuit Planner free?

Circuit Planner costs $2.99, with no in-app purchases.

### Do EE ToolKit PRO or Circuit Planner have ads?

Neither EE ToolKit PRO nor Circuit Planner shows ads.

### Which is updated more often, EE ToolKit PRO or Circuit Planner?

EE ToolKit PRO ships an update every 3 months, and Circuit Planner every 2 weeks. Most recently, EE ToolKit PRO was updated on September 21, 2026 and Circuit Planner on September 22, 2026.

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