# Electronics Engineer Helper vs Tube Notching Templates

The clearest difference is price: Electronics Engineer Helper at Free against Tube Notching Templates's $0.99. Electronics Engineer Helper also leads on iOS requirement (17.0 vs 26.0). Tube Notching Templates's advantage is in-app purchases (none vs 2). On review sentiment, update cadence, ads and device support there is nothing between them.

Electronics Engineer Helper is free to download; Tube Notching Templates costs $0.99 up front. Electronics Engineer Helper sells 2 in-app purchases, starting at $4.89 per year. Tube Notching Templates asks for nothing beyond the download.

Electronics Engineer Helper ships an update monthly, Tube Notching Templates every 3 weeks. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Electronics Engineer Helper | Tube Notching Templates |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (441 ratings)](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646/reviews)** | — |
| Number of ratings | **441** | — |
| Positive reviews | 97.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 93 MB | 3 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 12+ | 4+ |
| Developer | [Rostyslav Dovhaliuk](https://appshunter.io/developer/896429649) | [Jamie Ward](https://appshunter.io/developer/1870821825) |

## What reviewers say

### Electronics Engineer Helper

[App page](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646)

This app provides a comprehensive suite of calculators and reference tools for electronics enthusiasts and professionals. It includes features for component identification, circuit calculations, and electrical property analysis, aiding in both study and practical work.

**Highlights:** Datasheet search, Resistor color code calculator, Electronic schematic symbols, Pinouts guide, Ohm's law calculator, AWG converter, Unit converter

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Year Subscription | $4.89 | per year |
| Lifetime PRO Version | $12.49 | one-time |

**What reviewers like**

- 🚀 Useful tool
- 👍 Comprehensive reference
- 👍 Intuitive and well-designed
- 👍 Saves time and effort
- 👍 Excellent for beginners and professionals

**What reviewers complain about**

- 💰 Some advanced features require paid subscription
- 🇷🇺 Some content in Russian language

**Reported bugs**

- Incorrect resistor color code display for some values
- In-app purchase option not working for some users

**Requested features**

- Add more circuit schematics and examples
- Include ASCII code to decimal, hex, and octal conversion
- Expand the pinout section with more details
- Add active filter (RC, RL, RLC, LC) calculators
- Include digital to analog converter, transistor, and transformer calculators


### Tube Notching Templates

[App page](https://appshunter.io/ios/app/tube-notching-templates/id6758341911)

Generate printable templates for precisely notching and fitting metal tube and box section joints. Choose your joint type, input dimensions and angles, and export a PDF template for accurate cutting. Ideal for fabrication, roll cages, and DIY projects.

**Highlights:** Printable wrap-around templates, Tube-to-tube, tube-to-box, box-to-box joints, Customizable sizes and angles, PDF export, Metric & imperial units, Built-in scale check

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Electronics Engineer Helper free?

Electronics Engineer Helper is free to download, with in-app purchases available.

### Is Tube Notching Templates free?

Tube Notching Templates costs $0.99, with no in-app purchases.

### Do Electronics Engineer Helper or Tube Notching Templates have ads?

Neither Electronics Engineer Helper nor Tube Notching Templates shows ads.

### Which is updated more often, Electronics Engineer Helper or Tube Notching Templates?

Electronics Engineer Helper ships an update monthly, and Tube Notching Templates every 3 weeks. Most recently, Electronics Engineer Helper was updated on October 26, 2026 and Tube Notching Templates on October 25, 2026.

---

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