# Phymetrix Calculator vs Fullty

The clearest difference is ads: Phymetrix Calculator at none against Fullty's shown. Fullty's advantage is update cadence (every 2 months vs every 52 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Phymetrix Calculator ships an update every 52 months, Fullty every 2 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Phymetrix Calculator | Fullty |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/phymetrix-calculator/id1073762645/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 52 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 1 MB | 121 MB |
| Requires iOS | **14.0** | 14.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Bedrossian](https://appshunter.io/developer/674267968) | [RockCat Studio Limited](https://appshunter.io/developer/368947195) |

## What reviewers say

### Phymetrix Calculator

[App page](https://appshunter.io/ios/app/phymetrix-calculator/id1073762645)

This utility app simplifies moisture calculations by converting between various units and determining dew points and partial water vapor pressures. It's pre-programmed with essential scientific equations for common gases, making complex calculations straightforward.

**Highlights:** Moisture unit conversion, Dew point calculation, Partial water vapor pressure calculation, Pre-programmed scientific equations, Supports common gases, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Fullty

[App page](https://appshunter.io/ios/app/fullty-all-in-one-toolbox/id1620008337)

**In-app purchases:** none


## Frequently asked questions

### Is Phymetrix Calculator free?

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

### Is Fullty free?

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

### Do Phymetrix Calculator or Fullty have ads?

Fullty shows ads; Phymetrix Calculator does not.

### Which is updated more often, Phymetrix Calculator or Fullty?

Phymetrix Calculator ships an update every 52 months, and Fullty every 2 months. Most recently, Phymetrix Calculator was updated on October 6, 2026 and Fullty on October 7, 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.*