# Bluefish Controller 2 vs SolarAlign Pro

The clearest difference is in-app purchases: Bluefish Controller 2 at none against SolarAlign Pro's 2. Bluefish Controller 2 also leads on iOS requirement (9.0 vs 15.1). SolarAlign Pro's advantage is update cadence (monthly vs every 16 months). On price, ads and device support there is nothing between them.

Both are free to download. SolarAlign Pro sells 2 in-app purchases, starting at $4.99 per month. Bluefish Controller 2 asks for nothing beyond the download.

Bluefish Controller 2 ships an update every 16 months, SolarAlign Pro monthly. The most recent releases landed on October 13, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Bluefish Controller 2 | SolarAlign Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (16 ratings)](https://appshunter.io/ios/app/bluefish-controller-2/id1026265988/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 27.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Monthly** |
| Monetization | Free | — |
| Size | 19 MB | 29 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | +17 |
| Developer | [Spencer Shepard](https://appshunter.io/developer/869912494) | [Edry Garcia](https://appshunter.io/developer/1843024177) |

## What reviewers say

### Bluefish Controller 2

[App page](https://appshunter.io/ios/app/bluefish-controller-2/id1026265988)

Manage your aquarium's lighting system directly from your mobile device. Simulate realistic environmental conditions like weather, sunrise, sunset, and moon phases for an immersive aquatic experience.

**Highlights:** Aquarium lighting control, Sunrise/sunset simulation, Moon phase simulation, Weather effects, Control from phone/tablet

**Features:** macOS Compatibility

**In-app purchases:** none


### SolarAlign Pro

[App page](https://appshunter.io/ios/app/solaralign-pro-sun-and-tilt/id6761153513)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $29.99 | per year |


## Frequently asked questions

### Is Bluefish Controller 2 free?

Bluefish Controller 2 is free to download, with no in-app purchases.

### Is SolarAlign Pro free?

SolarAlign Pro is free to download, with in-app purchases available.

### Do Bluefish Controller 2 or SolarAlign Pro have ads?

Neither Bluefish Controller 2 nor SolarAlign Pro shows ads.

### Which is updated more often, Bluefish Controller 2 or SolarAlign Pro?

Bluefish Controller 2 ships an update every 16 months, and SolarAlign Pro monthly. Most recently, Bluefish Controller 2 was updated on October 13, 2026 and SolarAlign Pro on October 5, 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.*