# EE ToolKit vs WS Drill Bits

The clearest difference is in-app purchases: WS Drill Bits at none against EE ToolKit's 1. WS Drill Bits also leads on rating (5.0 vs 4.7) and iOS requirement (9.0 vs 12.0). EE ToolKit's advantage is update cadence (every 3 months vs every 16 months) and ratings volume (1.4K vs 2). On price, ads and device support there is nothing between them.

Both are free to download. EE ToolKit sells 1 one-off in-app purchase. WS Drill Bits asks for nothing beyond the download.

WS Drill Bits holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: EE ToolKit has 1.4K ratings behind it against 2, so its average is the more settled of the two.

EE ToolKit ships an update every 3 months, WS Drill Bits every 16 months. The most recent releases landed on September 23, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | EE ToolKit | WS Drill Bits |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (1.4K ratings)](https://appshunter.io/ios/app/ee-toolkit/id391792609/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ws-drill-bits/id1453137463/reviews)** |
| Number of ratings | **1.4K** | 2 |
| Positive reviews | 90.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 16 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 289 MB | 57 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Gruber](https://appshunter.io/developer/342699861) | [Rein Rapp](https://appshunter.io/developer/1031133571) |

## 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


### WS Drill Bits

[App page](https://appshunter.io/ios/app/ws-drill-bits/id1453137463)

This application serves machinists, designers, and manufacturing personnel with essential drill bit calculations. It features a comprehensive drill size chart with decimal equivalents, a calculator for optimal speeds and feeds across various materials, and a tool for determining drill point depth based on angle.

**Highlights:** Drill size and decimal equivalent chart, Fast vertical scrolling with color-coded values, Sliding scale for quick list navigation, Speeds and feeds calculator for various materials, Drill point depth calculator, Supports metric and inch measurements

**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 WS Drill Bits free?

WS Drill Bits is free to download, with no in-app purchases.

### Which has better reviews, EE ToolKit or WS Drill Bits?

WS Drill Bits is rated higher. EE ToolKit averages 4.7 out of 5 from 1.4K ratings, while WS Drill Bits averages 5.0 from 2 ratings.

### Do EE ToolKit or WS Drill Bits have ads?

Neither EE ToolKit nor WS Drill Bits shows ads.

### Which is updated more often, EE ToolKit or WS Drill Bits?

EE ToolKit ships an update every 3 months, and WS Drill Bits every 16 months. Most recently, EE ToolKit was updated on September 23, 2026 and WS Drill Bits on June 10, 2026.

---

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