# EE ToolKit PRO for iPad vs Switchboard ESP

The clearest difference is price: Switchboard ESP at Free against EE ToolKit PRO for iPad's $7.99. Switchboard ESP also leads on update cadence (every 5 days vs every 3 months) and device support (3 vs 1). EE ToolKit PRO for iPad's advantage is ads (none vs shown). On in-app purchases and iOS requirement there is nothing between them.

Switchboard ESP is free to download; EE ToolKit PRO for iPad costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

EE ToolKit PRO for iPad ships an update every 3 months, Switchboard ESP every 5 days. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | EE ToolKit PRO for iPad | Switchboard ESP |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[4.8 (79 ratings)](https://appshunter.io/ios/app/ee-toolkit-pro-for-ipad/id393145367/reviews)** | — |
| Number of ratings | **79** | — |
| Positive reviews | 86.2% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Paid | — |
| Size | 289 MB | 33 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Thomas Gruber](https://appshunter.io/developer/342699861) | [Smartprocess Colombia SAS](https://appshunter.io/developer/1579121225) |

## What reviewers say

### 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


### Switchboard ESP

[App page](https://appshunter.io/ios/app/switchboard-esp/id6473743945)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EE ToolKit PRO for iPad free?

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

### Is Switchboard ESP free?

Switchboard ESP is free to download, with no in-app purchases.

### Do EE ToolKit PRO for iPad or Switchboard ESP have ads?

Switchboard ESP shows ads; EE ToolKit PRO for iPad does not.

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

EE ToolKit PRO for iPad ships an update every 3 months, and Switchboard ESP every 5 days. Most recently, EE ToolKit PRO for iPad was updated on October 1, 2026 and Switchboard ESP on October 6, 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.*