# Electrical Engineer's Tool vs eTax Mobile

The clearest difference is review sentiment: Electrical Engineer's Tool at 91% against eTax Mobile's 6%. Electrical Engineer's Tool also leads on rating (5.0 vs 1.9) and iOS requirement (10.0 vs 15.6). eTax Mobile's advantage is in-app purchases (none vs 3) and ratings volume (236 vs 1). On price, update cadence, 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. eTax Mobile asks for nothing beyond the download.

Electrical Engineer's Tool holds the better App Store score, 5.0 against 1.9. That said, the two scores are not equally well evidenced: eTax Mobile has 236 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 91% of Electrical Engineer's Tool's written reviews are positive against 6% of eTax Mobile's.

Electrical Engineer's Tool ships an update every 4 days, eTax Mobile weekly. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Electrical Engineer's Tool | eTax Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/electrical-engineers-tool-eet/id1584962868/reviews)** | [1.9 (236 ratings)](https://appshunter.io/ios/app/etax-mobile/id1589750682/reviews) |
| Number of ratings | 1 | **236** |
| Positive reviews | **90.9% of reviews** | 6.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 43 MB | 242 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ninh Viet Tu](https://appshunter.io/developer/1442044927) | [IT Department, General Department of Taxation of Viet Nam](https://appshunter.io/developer/1589750684) |

## 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 |


### eTax Mobile

[App page](https://appshunter.io/ios/app/etax-mobile/id1589750682)

This app allows users to create personal income tax declarations and look up tax settlement information. It provides suggestions based on tax authority data and offers notifications for tax obligations and other important updates.

**Highlights:** Create 02/QTT-TNCN tax declarations, Tax settlement information lookup, Suggestions from tax authority data, Notifications for tax obligation changes, Notifications for other updates

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

**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 eTax Mobile free?

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

### Which has better reviews, Electrical Engineer's Tool or eTax Mobile?

Electrical Engineer's Tool is rated higher. Electrical Engineer's Tool averages 5.0 out of 5 from 1 ratings, while eTax Mobile averages 1.9 from 236 ratings.

### Do Electrical Engineer's Tool or eTax Mobile have ads?

Neither Electrical Engineer's Tool nor eTax Mobile shows ads.

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

Electrical Engineer's Tool ships an update every 4 days, and eTax Mobile weekly. Most recently, Electrical Engineer's Tool was updated on October 7, 2026 and eTax Mobile on October 12, 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.*