# TUNZE vs Spectra Hub

TUNZE and Spectra Hub are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

TUNZE ships an update every 2 months, Spectra Hub every 3 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | TUNZE | Spectra Hub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (7 ratings)](https://appshunter.io/ios/app/tunze/id6499044488/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 67 MB | 33 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [fynix GmbH](https://appshunter.io/developer/1733023937) | [Marine Spectra Pty Ltd](https://appshunter.io/developer/1826997426) |

## What reviewers say

### 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


### Spectra Hub

[App page](https://appshunter.io/ios/app/spectra-hub/id6748683837)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TUNZE free?

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

### Is Spectra Hub free?

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

### Do TUNZE or Spectra Hub have ads?

Both TUNZE and Spectra Hub show ads.

### Which is updated more often, TUNZE or Spectra Hub?

TUNZE ships an update every 2 months, and Spectra Hub every 3 months. Most recently, TUNZE was updated on October 24, 2026 and Spectra Hub on October 28, 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.*