# SPJ Smart Lighting vs CORONA BT

The clearest difference is rating: CORONA BT at 5.0 against SPJ Smart Lighting's 3.7. SPJ Smart Lighting's advantage is ratings volume (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

CORONA BT holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

SPJ Smart Lighting ships an update every 8 months, CORONA BT every 10 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | SPJ Smart Lighting | CORONA BT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/spj-smart-lighting/id1628974643/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/corona-bt/id1640289766/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 10 months |
| Monetization | Free | Free |
| Size | 228 MB | 228 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [SPJ Lighting, INC.](https://appshunter.io/developer/1628974645) | [Corona Lighting Inc.](https://appshunter.io/developer/1640289768) |

## What reviewers say

### SPJ Smart Lighting

[App page](https://appshunter.io/ios/app/spj-smart-lighting/id1628974643)

Control your outdoor landscape lighting with this smartphone-based system. Adjust colors from RGBW to warm or cool white for custom ambiance. The system offers advanced yet simple control for your lighting designs.

**Highlights:** Smartphone controlled lighting, RGBW color control, Warm to cool white adjustment, Customizable lighting designs, Simple and flexible system

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

**In-app purchases:** none


### CORONA BT

[App page](https://appshunter.io/ios/app/corona-bt/id1640289766)

Control smart outdoor lighting fixtures from your phone. Add devices, create custom scenes and groups, and adjust brightness and color. Perfect for everyday use, entertaining, and special occasions.

**Highlights:** Add and manage compatible fixtures, Create custom scenes and groups, Adjust brightness, Choose tunable white and RGBWW colors, Perfect lighting for any occasion

**In-app purchases:** none


## Frequently asked questions

### Is SPJ Smart Lighting free?

SPJ Smart Lighting is free to download, with no in-app purchases.

### Is CORONA BT free?

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

### Which has better reviews, SPJ Smart Lighting or CORONA BT?

CORONA BT is rated higher. SPJ Smart Lighting averages 3.7 out of 5 from 3 ratings, while CORONA BT averages 5.0 from 1 ratings.

### Do SPJ Smart Lighting or CORONA BT have ads?

Neither SPJ Smart Lighting nor CORONA BT shows ads.

### Which is updated more often, SPJ Smart Lighting or CORONA BT?

SPJ Smart Lighting ships an update every 8 months, and CORONA BT every 10 months. Most recently, SPJ Smart Lighting was updated on October 24, 2026 and CORONA BT on October 24, 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.*