# Converter vs Bio

The clearest difference is in-app purchases: Bio at none against Converter's 6. Bio also leads on ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Converter sells 6 in-app purchases, starting at $0.39 per 7 days. Bio asks for nothing beyond the download.

## The numbers

| Metric | Converter | Bio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/converter-us-metric-units/id6479817204/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 26 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ALEKSEI SKVORTSOV, IE](https://appshunter.io/developer/1736379359) | [Aarthi Padmanabhan](https://appshunter.io/developer/1848707606) |

## What reviewers say

### Converter

[App page](https://appshunter.io/ios/app/converter-us-metric-units/id6479817204)

Easily convert between US customary and metric units for weight, length, volume, and temperature. The app features a simple interface with no learning curve and automatically saves your conversion history for quick review.

**Highlights:** Weight conversion (Lb-Kg, Oz-G), Length conversion (Cm-Inch, Mi-Km), Volume conversion (Fl Oz-Ml, Cups-L), Temperature conversion (F-C), Automatic conversion history, Zero learning curve interface

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week | $0.39 | per 7 days |
| Month | $0.49 | per month |
| Monthly | $0.49 | per month |
| Annually | $0.99 | per year |
| Year | $1.99 | per year |
| Forever | $1.99 | one-time |


### Bio

[App page](https://appshunter.io/ios/app/bio-analytics/id6754534501)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Converter free?

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

### Is Bio free?

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

### Do Converter or Bio have ads?

Converter shows ads; Bio does not.

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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.*