# Metrify vs Unit Price Converter

The clearest difference is rating: Metrify at 3.9 against Unit Price Converter's 1.0. Metrify also leads on update cadence (monthly vs every 4 months) and ratings volume (7 vs 1). Unit Price Converter's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Metrify sells 4 in-app purchases, starting at $0.99 per month. Unit Price Converter asks for nothing beyond the download.

Metrify holds the better App Store score, 3.9 against 1.0. That said, the two scores are not equally well evidenced: Metrify has 7 ratings behind it against 1, so its average is the more settled of the two.

Metrify ships an update monthly, Unit Price Converter every 4 months. The most recent releases landed on October 29, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Metrify | Unit Price Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (7 ratings)](https://appshunter.io/ios/app/metrify/id975992317/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/unit-price-converter/id1614639971/reviews) |
| Number of ratings | **7** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Freemium | **Free** |
| Size | 8 MB | 6 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tsuyoshi Niwa](https://appshunter.io/developer/888556976) | [Ihsan Ullah](https://appshunter.io/developer/1488089071) |

## What reviewers say

### Metrify

[App page](https://appshunter.io/ios/app/metrify/id975992317)

Effortlessly convert between imperial and metric units, and currencies, with this clean and fast utility. Ideal for everyday tasks like cooking, shopping, and travel, it simplifies comparisons and calculations.

**Highlights:** Imperial to metric conversion, Currency conversion, Price comparison, Supports cooking, shopping, travel, Distraction-free design

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Every 6 Months | $4.49 | per 6 months |
| Yearly Subscription | $7.99 | per year |
| Lifetime Pro | $39.99 | one-time |


### Unit Price Converter

[App page](https://appshunter.io/ios/app/unit-price-converter/id1614639971)

Easily compare prices across different units of measurement. Convert rates for length, weight, area, volume, and density to find the best value for your purchases.

**Highlights:** Price conversion across units, Length unit conversion, Weight unit conversion, Area unit conversion, Volume unit conversion, Density unit conversion, Weight to volume conversion

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

**In-app purchases:** none


## Frequently asked questions

### Is Metrify free?

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

### Is Unit Price Converter free?

Unit Price Converter is free to download, with no in-app purchases.

### Which has better reviews, Metrify or Unit Price Converter?

Metrify is rated higher. Metrify averages 3.9 out of 5 from 7 ratings, while Unit Price Converter averages 1.0 from 1 ratings.

### Do Metrify or Unit Price Converter have ads?

Metrify shows ads; Unit Price Converter does not.

### Which is updated more often, Metrify or Unit Price Converter?

Metrify ships an update monthly, and Unit Price Converter every 4 months. Most recently, Metrify was updated on October 29, 2026 and Unit Price Converter on October 20, 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.*