TUNZE vs Spectra Hub
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TUNZE
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.
- Centralized device control
- Pump and controller management
- Intelligent accessory features
- Water chemistry analysis
- Maintenance tracking
- Marine aquarium companion
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With the TUNZE App, you can control your TUNZE devices centrally, clearly and at any time – whether it’s pumps, controllers or intelligent accessory features. At the same time, the app includes all proven analysis and maintenance features of the former Reef Assistant – now completely free! This makes TUNZE the complete companion for a stable, healthy and easily maintained marine aquarium. Our philosophy: Record values, correct them, stabilize them. Optimal water chemistry and reliable technology are the foundation of a successful reef aquarium. Legal Information Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Use: https://app.tunze.com/tunze/en/terms-of-use Privacy Policy: https://app.tunze.com/tunze/en/data-terms Imprint: https://app.tunze.com/tunze/en/imprint More information: https://app.tunze.com
Spectra Hub
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Spectra Hub allows you to manage all your smart aquarium devices from Marine Spectra. In addition we have tools for allowing you to manually track your aquarium parameters, including Alkalinity, Calcium, Magnesium, Nitrate, Phosphate, Salinity and Temperature.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | TUNZE | Spectra Hub |
|---|---|---|
| Price | Free | Free |
| Rating | 1.6 (7 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 67 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | fynix GmbH | Marine Spectra Pty Ltd |
In-app purchases
TUNZE
No in-app purchases
Spectra Hub
No in-app purchases
