# Unit Converter, 50+ Calculator vs Authenticator 2FA MFA

The clearest difference is device support: Unit Converter, 50+ Calculator at 3 against Authenticator 2FA MFA's 1. Unit Converter, 50+ Calculator also leads on iOS requirement (11.0 vs 26.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Unit Converter, 50+ Calculator sells 1 one-off in-app purchase and Authenticator 2FA MFA sells 2 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Unit Converter, 50+ Calculator | Authenticator 2FA MFA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (53 ratings)](https://appshunter.io/ios/app/unit-converter-50-plus-calculator/id1006382972/reviews)** | — |
| Number of ratings | **53** | — |
| Positive reviews | 61.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 13 MB |
| Requires iOS | **11.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Loopbots Technology](https://appshunter.io/developer/1384442096) | [Reyhan Zeki](https://appshunter.io/developer/1864735849) |

## What reviewers say

### Unit Converter, 50+ Calculator

[App page](https://appshunter.io/ios/app/unit-converter-50-plus-calculator/id1006382972)

This app offers a comprehensive solution for converting various units, including currencies, measurements, and more. With over 45 converters in a single, user-friendly interface, it simplifies calculations and saves device storage. It works offline and supports over 150 international currencies.

**Highlights:** All-in-one unit conversion, 45+ free converters, Currency converter (150+ currencies), Offline functionality, User-friendly interface, App-wide search

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad | $1.99 | one-time |


### Authenticator 2FA MFA

[App page](https://appshunter.io/ios/app/authenticator-2fa-mfa/id6774616363)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $8.99 | per 7 days |
| Premium Yearly | $29.99 | per year |


## Frequently asked questions

### Is Unit Converter, 50+ Calculator free?

Unit Converter, 50+ Calculator is free to download, with in-app purchases available.

### Is Authenticator 2FA MFA free?

Authenticator 2FA MFA is free to download, with in-app purchases available.

### Do Unit Converter, 50+ Calculator or Authenticator 2FA MFA have ads?

Neither Unit Converter, 50+ Calculator nor Authenticator 2FA MFA 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.*