# Phymetrix Calculator vs Thincast Authenticator

The clearest difference is update cadence: Thincast Authenticator at every 3 months against Phymetrix Calculator's every 52 months. Thincast Authenticator also leads on iOS requirement (11.0 vs 14.0). On price, ads, in-app purchases and device support 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, Thincast Authenticator every 3 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Phymetrix Calculator | Thincast Authenticator |
| --- | --- | --- |
| 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 | No |
| Update frequency | Every 52 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 1 MB | 53 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Bedrossian](https://appshunter.io/developer/674267968) | [Thincast Technologies GmbH](https://appshunter.io/developer/529509416) |

## 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


### Thincast Authenticator

[App page](https://appshunter.io/ios/app/thincast-authenticator/id1670892777)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Phymetrix Calculator free?

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

### Is Thincast Authenticator free?

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

### Do Phymetrix Calculator or Thincast Authenticator have ads?

Neither Phymetrix Calculator nor Thincast Authenticator shows ads.

### Which is updated more often, Phymetrix Calculator or Thincast Authenticator?

Phymetrix Calculator ships an update every 52 months, and Thincast Authenticator every 3 months. Most recently, Phymetrix Calculator was updated on October 6, 2026 and Thincast Authenticator 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.*