# Metrify vs Conversion Calculator

The clearest difference is review sentiment: Conversion Calculator at 100% against Metrify's 0%. Conversion Calculator also leads on rating (4.8 vs 3.9) and ratings volume (157 vs 7). Metrify's advantage is update cadence (weekly vs every 5 weeks) and iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Metrify sells 3 in-app purchases, starting at $0.99 per month and Conversion Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Conversion Calculator holds the better App Store score, 4.8 against 3.9. That said, the two scores are not equally well evidenced: Conversion Calculator has 157 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 0% of Metrify's written reviews are positive against 100% of Conversion Calculator's.

Metrify ships an update weekly, Conversion Calculator every 5 weeks. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Metrify | Conversion Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (7 ratings)](https://appshunter.io/ios/app/metrify/id975992317/reviews) | **[4.8 (157 ratings)](https://appshunter.io/ios/app/conversion-calculator-metric/id6468678523/reviews)** |
| Number of ratings | 7 | **157** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Size | 5 MB | 7 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Tsuyoshi Niwa](https://appshunter.io/developer/888556976) | [Collins Cheruiyot](https://appshunter.io/developer/1579009978) |

## 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 (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Every 6 Months | $4.49 | per 6 months |
| Yearly Subscription | $7.99 | per year |


### Conversion Calculator

[App page](https://appshunter.io/ios/app/conversion-calculator-metric/id6468678523)

Easily convert between metric and imperial units for weight, length, temperature, area, and time. This app offers precise, fast results with a clean interface, working offline for daily, travel, school, or work needs.

**Highlights:** Metric and imperial unit conversion, Weight, length, temperature, area, time, Offline functionality, Precise and fast results, Clean and minimal interface, Over 100 measurement types

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access forever | $8.99 | one-time |


## Frequently asked questions

### Is Metrify free?

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

### Is Conversion Calculator free?

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

### Which has better reviews, Metrify or Conversion Calculator?

Conversion Calculator is rated higher. Metrify averages 3.9 out of 5 from 7 ratings, while Conversion Calculator averages 4.8 from 157 ratings.

### Do Metrify or Conversion Calculator have ads?

Neither Metrify nor Conversion Calculator shows ads.

### Which is updated more often, Metrify or Conversion Calculator?

Metrify ships an update weekly, and Conversion Calculator every 5 weeks. Most recently, Metrify was updated on October 6, 2026 and Conversion Calculator on October 14, 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.*