# Unit Converter and Conversion vs SafetyTalks

The clearest difference is in-app purchases: SafetyTalks at none against Unit Converter and Conversion's 1. SafetyTalks also leads on ads (none vs shown) and update cadence (every 3 months vs every 10 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Unit Converter and Conversion sells 1 one-off in-app purchase. SafetyTalks asks for nothing beyond the download.

Unit Converter and Conversion ships an update every 10 months, SafetyTalks every 3 months. The most recent releases landed on September 22, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Unit Converter and Conversion | SafetyTalks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (48 ratings)](https://appshunter.io/ios/app/unit-converter-and-conversion/id1350107532/reviews)** | — |
| Number of ratings | **48** | — |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 21 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Asad Ahsan](https://appshunter.io/developer/1326954499) | [WORLDIT - SISTEMAS DE INFORMACAO, LDA](https://appshunter.io/developer/652851587) |

## What reviewers say

### Unit Converter and Conversion

[App page](https://appshunter.io/ios/app/unit-converter-and-conversion/id1350107532)

This app offers a user-friendly interface for converting units across more than 40 categories, including length, weight, volume, and digital storage. It works offline and saves conversion history for future reference. Ideal for students and professionals needing quick and accurate conversions.

**Highlights:** Over 40 conversion categories, Offline functionality, Conversion history saving, User-friendly interface, Supports length, weight, volume, and more, Elegant graphics

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unit Converter Pro | $4.99 | one-time |


### SafetyTalks

[App page](https://appshunter.io/ios/app/safetytalks/id1502735502)

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter and Conversion free?

Unit Converter and Conversion is free to download, with in-app purchases available.

### Is SafetyTalks free?

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

### Do Unit Converter and Conversion or SafetyTalks have ads?

Unit Converter and Conversion shows ads; SafetyTalks does not.

### Which is updated more often, Unit Converter and Conversion or SafetyTalks?

Unit Converter and Conversion ships an update every 10 months, and SafetyTalks every 3 months. Most recently, Unit Converter and Conversion was updated on September 22, 2026 and SafetyTalks on September 16, 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.*