# Unit Conversion Calculator $ vs Calmetric

The clearest difference is ads: Calmetric at none against Unit Conversion Calculator $'s shown. Calmetric also leads on update cadence (monthly vs every 9 months). Unit Conversion Calculator $'s advantage is device support (3 vs 1) and iOS requirement (13.0 vs 18.6). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Unit Conversion Calculator $ ships an update every 9 months, Calmetric monthly. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Unit Conversion Calculator $ | Calmetric |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/calmetric/id6744656593/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | — | Free |
| Size | 28 MB | 6 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JanoGroup LLC](https://appshunter.io/developer/1781461557) | [Piotr Bakker](https://appshunter.io/developer/1741809059) |

## What reviewers say

### Unit Conversion Calculator $

[App page](https://appshunter.io/ios/app/unit-conversion-calculator/id6742060456)

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

**In-app purchases:** none


### Calmetric

[App page](https://appshunter.io/ios/app/calmetric/id6744656593)

Gain practical insights into your calendar year with detailed charts and metrics. Break down any date range to identify optimal times for planning, vacations, and deadlines. Enjoy a private, secure, and ad-free experience with a native iOS design.

**Highlights:** Year progress charts, Date range breakdown, Optimal date identification, Native iOS design, Private and secure experience

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

**In-app purchases:** none


## Frequently asked questions

### Is Unit Conversion Calculator $ free?

Unit Conversion Calculator $ is free to download, with no in-app purchases.

### Is Calmetric free?

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

### Do Unit Conversion Calculator $ or Calmetric have ads?

Unit Conversion Calculator $ shows ads; Calmetric does not.

### Which is updated more often, Unit Conversion Calculator $ or Calmetric?

Unit Conversion Calculator $ ships an update every 9 months, and Calmetric monthly. Most recently, Unit Conversion Calculator $ was updated on October 12, 2026 and Calmetric on October 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.*