# EE ToolKit vs SIMO

The clearest difference is price: EE ToolKit at Free against SIMO's $4.99. EE ToolKit also leads on rating (4.7 vs 4.2) and review sentiment (90% vs 58%). SIMO's advantage is in-app purchases (none vs 1) and update cadence (every 3 weeks vs every 3 months). On ads and device support there is nothing between them.

EE ToolKit is free to download; SIMO costs $4.99 up front. EE ToolKit sells 1 one-off in-app purchase. SIMO asks for nothing beyond the download.

EE ToolKit holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: EE ToolKit has 1.4K ratings behind it against 55, 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 58% of SIMO's.

EE ToolKit ships an update every 3 months, SIMO every 3 weeks. The most recent releases landed on October 12, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | EE ToolKit | SIMO |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.7 (1.4K ratings)](https://appshunter.io/ios/app/ee-toolkit/id391792609/reviews)** | [4.2 (55 ratings)](https://appshunter.io/ios/app/simo-matlab-programming-app/id932694386/reviews) |
| Number of ratings | **1.4K** | 55 |
| Positive reviews | **90.2% of reviews** | 58.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 289 MB | 61 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Gruber](https://appshunter.io/developer/342699861) | [Numerical Co.](https://appshunter.io/developer/1128647431) |

## What reviewers say

### EE ToolKit

[App page](https://appshunter.io/ios/app/ee-toolkit/id391792609)

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.

**Highlights:** 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

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Complete EE ToolKit Pro Upgrade | $9.99 | one-time |

**What reviewers like**

- 👍 Useful tools and features
- 🚀 Comprehensive and informative
- 👍 Intuitive and easy to use
- 👍 Helpful for both beginners and professionals
- 👍 Regularly updated with improvements

**What reviewers complain about**

- 🔒 Many features locked behind paywall
- 🐛 Some bugs and glitches reported
- 🔍 Limited free version functionality
- 📱 Accessibility issues for visually impaired users

**Reported bugs**

- Locked features not unlocking properly
- Certain tools and calculators not functioning as expected

**Requested features**

- 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


### SIMO

[App page](https://appshunter.io/ios/app/simo-matlab-programming-app/id932694386)

This app provides a MATLAB development environment for iOS devices, allowing users to create, edit, and run MATLAB code locally. It's designed for beginners and students learning MATLAB basics, offering essential syntax and functions without requiring an internet connection.

**Highlights:** MATLAB interpreter for beginners, Create, edit, and run MATLAB code, 100% on-device computation, Offline functionality, Real-time plot rendering, Command console with syntax highlighting, File manager with iCloud sync

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EE ToolKit free?

EE ToolKit is free to download, with in-app purchases available.

### Is SIMO free?

SIMO costs $4.99, with no in-app purchases.

### Which has better reviews, EE ToolKit or SIMO?

EE ToolKit is rated higher. EE ToolKit averages 4.7 out of 5 from 1.4K ratings, while SIMO averages 4.2 from 55 ratings.

### Do EE ToolKit or SIMO have ads?

Neither EE ToolKit nor SIMO shows ads.

### Which is updated more often, EE ToolKit or SIMO?

EE ToolKit ships an update every 3 months, and SIMO every 3 weeks. Most recently, EE ToolKit was updated on October 12, 2026 and SIMO on September 29, 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.*