# Electrical Engineer's Tool vs Checklist

The clearest difference is in-app purchases: Checklist at none against Electrical Engineer's Tool's 3. Electrical Engineer's Tool's advantage is update cadence (every 4 days vs every 2 weeks) and iOS requirement (10.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Electrical Engineer's Tool sells 3 in-app purchases, starting at $3.99 per 3 months. Checklist asks for nothing beyond the download.

Electrical Engineer's Tool ships an update every 4 days, Checklist every 2 weeks. The most recent releases landed on June 5, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Electrical Engineer's Tool | Checklist |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/electrical-engineers-tool-eet/id1584962868/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 43 MB | 41 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Ninh Viet Tu](https://appshunter.io/developer/1442044927) | [Tan Nguyen Viet](https://appshunter.io/developer/1746039698) |

## What reviewers say

### Electrical Engineer's Tool

[App page](https://appshunter.io/ios/app/electrical-engineers-tool-eet/id1584962868)

This comprehensive tool offers a wide array of electrical calculations, including wire sizing, voltage drop, power, and motor-related computations. It also provides extensive resources like color codes, fuse types, and pinout diagrams for various connectors. Essential for electrical engineers and technicians.

**Highlights:** Extensive electrical calculations, Electronic component calculations, Motor-related computations, Unit conversions, Comprehensive reference resources, Pinout diagrams for connectors

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 months (89.000 VND) | $3.99 | per 3 months |
| 1 Year (249.000 VNĐ/year) | $19.49 | per year |
| Lifetime EET (552.000 VND) | $22.99 | one-time |


### Checklist

[App page](https://appshunter.io/ios/app/checklist/id6503722675)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Electrical Engineer's Tool free?

Electrical Engineer's Tool is free to download, with in-app purchases available.

### Is Checklist free?

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

### Do Electrical Engineer's Tool or Checklist have ads?

Neither Electrical Engineer's Tool nor Checklist shows ads.

### Which is updated more often, Electrical Engineer's Tool or Checklist?

Electrical Engineer's Tool ships an update every 4 days, and Checklist every 2 weeks. Most recently, Electrical Engineer's Tool was updated on June 5, 2026 and Checklist on September 17, 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.*