Quantum Aqua vs Spectra Hub
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quantum Aqua
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The Quantum Aqua app is designed to be a free, easy-to-use resource for aquarium hobbyists to use Quantum products.
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
The clearest difference is ads: Quantum Aqua at none against Spectra Hub's shown. Quantum Aqua also leads on update cadence (every 4 weeks vs every 3 months) and iOS requirement (13.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.
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.
Quantum Aqua ships an update every 4 weeks, Spectra Hub every 3 months. The most recent releases landed on January 30, 2026 and September 6, 2026 respectively.
| Parameter | Quantum Aqua | Spectra Hub |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 weeks — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 187 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Jordan Kambanis | Marine Spectra Pty Ltd |
In-app purchases
Quantum Aqua
No in-app purchases
Spectra Hub
No in-app purchases
