# Reef Brite 2.0 vs HYDROS App

The clearest difference is rating: HYDROS App at 3.5 against Reef Brite 2.0's 1.0. HYDROS App also leads on update cadence (every 3 months vs every 14 months) and ratings volume (24 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

HYDROS App holds the better App Store score, 3.5 against 1.0. That said, the two scores are not equally well evidenced: HYDROS App has 24 ratings behind it against 1, so its average is the more settled of the two.

Reef Brite 2.0 ships an update every 14 months, HYDROS App every 3 months. The most recent releases landed on October 15, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Reef Brite 2.0 | HYDROS App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/reef-brite-20/id1434331390/reviews) | **[3.5 (24 ratings)](https://appshunter.io/ios/app/hydros-app/id1455344294/reviews)** |
| Number of ratings | 1 | **24** |
| Positive reviews | — | 62.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 77 MB | 70 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Illumination Technology, Inc.](https://appshunter.io/developer/1434331389) | [Coralvue](https://appshunter.io/developer/1455344293) |

## What reviewers say

### Reef Brite 2.0

[App page](https://appshunter.io/ios/app/reef-brite-20/id1434331390)

Control your Reef Brite lighting system via Bluetooth. Create custom light schedules, preview them quickly, and sync your device's clock automatically. Offers dual-channel control and an override feature for easy adjustments.

**Highlights:** Bluetooth control, Custom light schedules, Dual channel control, Quick time preview, Override feature, Automatic clock sync

**Features:** macOS Compatibility

**In-app purchases:** none


### HYDROS App

[App page](https://appshunter.io/ios/app/hydros-app/id1455344294)

Easily monitor and control your aquarium's vital parameters like temperature, pH, and salinity. Manage all your connected devices, including ATOs, lights, and pumps, with a user-friendly interface. Quick setup with preset configurations means no coding is required to get your system running.

**Highlights:** Monitor temperature, ORP, pH, salinity, Control ATO, lights, heaters, pumps, User-friendly interface, Quick setup with presets, Manage multiple devices and aquariums, Set schedules and create modes

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

**In-app purchases:** none


## Frequently asked questions

### Is Reef Brite 2.0 free?

Reef Brite 2.0 is free to download, with no in-app purchases.

### Is HYDROS App free?

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

### Which has better reviews, Reef Brite 2.0 or HYDROS App?

HYDROS App is rated higher. Reef Brite 2.0 averages 1.0 out of 5 from 1 ratings, while HYDROS App averages 3.5 from 24 ratings.

### Do Reef Brite 2.0 or HYDROS App have ads?

Neither Reef Brite 2.0 nor HYDROS App shows ads.

### Which is updated more often, Reef Brite 2.0 or HYDROS App?

Reef Brite 2.0 ships an update every 14 months, and HYDROS App every 3 months. Most recently, Reef Brite 2.0 was updated on October 15, 2026 and HYDROS App on October 29, 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.*