# Salz vs TUNZE

The clearest difference is review sentiment: Salz at 100% against TUNZE's 0%. Salz also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). 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.

## The numbers

| Metric | Salz | TUNZE |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 11 MB | 67 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mike Wesemann](https://appshunter.io/developer/285807162) | [fynix GmbH](https://appshunter.io/developer/1733023937) |

## What reviewers say

### Salz

[App page](https://appshunter.io/ios/app/salz/id6477913852)

This utility app helps users convert measurements for salinity, density, and conductivity in seawater. It's a free tool designed for quick and accurate calculations related to marine environments.

**Highlights:** Salinity conversion, Density conversion, Conductivity conversion, Seawater specific, Free utility

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

**In-app purchases:** none


### TUNZE

[App page](https://appshunter.io/ios/app/tunze/id6499044488)

Control TUNZE devices like pumps and controllers from a central app. It offers analysis and maintenance features for marine aquariums, helping to stabilize water chemistry and technology for a healthy environment.

**Highlights:** Centralized device control, Pump and controller management, Intelligent accessory features, Water chemistry analysis, Maintenance tracking, Marine aquarium companion

**Features:** macOS Compatibility, Family Sharing

**In-app purchases:** none


## Frequently asked questions

### Is Salz free?

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

### Is TUNZE free?

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

### Do Salz or TUNZE have ads?

TUNZE shows ads; Salz does not.

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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.*