# Vrank vs Rovary Hygrometer

The clearest difference is in-app purchases: Rovary Hygrometer at none against Vrank's 1. Rovary Hygrometer also leads on iOS requirement (12.0 vs 14.0). Vrank's advantage is update cadence (every 2 months vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Vrank sells 1 one-off in-app purchase. Rovary Hygrometer asks for nothing beyond the download.

Vrank ships an update every 2 months, Rovary Hygrometer every 5 months. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Vrank | Rovary Hygrometer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 10 MB | 7 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Elmar Haneveld](https://appshunter.io/developer/1062591978) | [iTronics Co., Limited](https://appshunter.io/developer/1482729699) |

## What reviewers say

### Vrank

[App page](https://appshunter.io/ios/app/vrank/id1495958946)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All card sets | $3.99 | one-time |


### Rovary Hygrometer

[App page](https://appshunter.io/ios/app/rovary-hygrometer/id1605291544)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vrank free?

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

### Is Rovary Hygrometer free?

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

### Do Vrank or Rovary Hygrometer have ads?

Neither Vrank nor Rovary Hygrometer shows ads.

### Which is updated more often, Vrank or Rovary Hygrometer?

Vrank ships an update every 2 months, and Rovary Hygrometer every 5 months. Most recently, Vrank was updated on November 7, 2026 and Rovary Hygrometer on October 30, 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.*