# Tronic Smart vs Unit Converter Engineering Pro

The clearest difference is rating: Unit Converter Engineering Pro at 5.0 against Tronic Smart's 1.0. Tronic Smart's advantage is in-app purchases (none vs 2) and ratings volume (3 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Unit Converter Engineering Pro sells 2 in-app purchases, starting at $5.99 per 7 days. Tronic Smart asks for nothing beyond the download.

Unit Converter Engineering Pro holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

## The numbers

| Metric | Tronic Smart | Unit Converter Engineering Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (3 ratings)](https://appshunter.io/ios/app/tronic-smart/id1556643301/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/unit-converter-engineering-pro/id6757166485/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 154 MB | 77 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AJ TRONICS FZCO](https://appshunter.io/developer/1556643303) | [Kaiguri Tech](https://appshunter.io/developer/1864995084) |

## What reviewers say

### Tronic Smart

[App page](https://appshunter.io/ios/app/tronic-smart/id1556643301)

Control your smart lighting and home appliances remotely. Organize lights by room, adjust color and brightness, and create custom themes and automated routines for a personalized experience.

**Highlights:** Remote control of smart lights and appliances, Organize lights into rooms, Adjust color and brightness, Pre-set lighting themes, Automated mood and sleep routines, Location-aware automation, Voice control integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Unit Converter Engineering Pro

[App page](https://appshunter.io/ios/app/unit-converter-engineering-pro/id6757166485)

This app provides precise unit conversions for engineers, scientists, and students. It supports over 100 units across 35 categories, including scientific notation and 9-digit decimal precision. The tool works offline and adheres to SI, NIST, and ISO standards.

**Highlights:** Over 100 units in 35+ categories, Scientific notation support, 9-digit decimal precision, SI, NIST, ISO compliant, Offline functionality, Specialized units included

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-Day Trial | $5.99 | per 7 days |
| Yearly Plan | $19.99 | per year |


## Frequently asked questions

### Is Tronic Smart free?

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

### Is Unit Converter Engineering Pro free?

Unit Converter Engineering Pro is free to download, with in-app purchases available.

### Which has better reviews, Tronic Smart or Unit Converter Engineering Pro?

Unit Converter Engineering Pro is rated higher. Tronic Smart averages 1.0 out of 5 from 3 ratings, while Unit Converter Engineering Pro averages 5.0 from 1 ratings.

### Do Tronic Smart or Unit Converter Engineering Pro have ads?

Neither Tronic Smart nor Unit Converter Engineering Pro shows ads.

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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.*