# SECURY’LIGHT vs BWT Pearl Water Manager

The clearest difference is review sentiment: SECURY’LIGHT at 23% against BWT Pearl Water Manager's 11%. SECURY’LIGHT also leads on iOS requirement (11.0 vs 14). 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.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | SECURY’LIGHT | BWT Pearl Water Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (15 ratings)](https://appshunter.io/ios/app/securylight/id1166055646/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | **22.5% of reviews** | 11.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 56 MB | 96 MB |
| Requires iOS | **11.0** | 14 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lutec](https://appshunter.io/developer/1166054497) | [BWT Aktiengesellschaft](https://appshunter.io/developer/988401841) |

## What reviewers say

### SECURY’LIGHT

[App page](https://appshunter.io/ios/app/securylight/id1166055646)

Monitor your home with a smart camera and integrated LED lights. View live footage, communicate via two-way audio, and receive motion detection alerts on your mobile device. Customize security settings and light behavior for complete control.

**Highlights:** Live video and audio streaming, Two-way voice communication, Adjustable security presets (LOW, MIDDLE, HIGH, CUSTOM), Customizable PIR sensor settings, Motion detection alerts with recording, Adjustable light brightness and duration

**In-app purchases:** none


### BWT Pearl Water Manager

[App page](https://appshunter.io/ios/app/bwt-pearl-water-manager/id1574515620)

Monitor your pool's water quality remotely with this app. It measures key parameters like pH and temperature, and provides personalized chemical dosing guidance. Accessible anytime, anywhere, it's suitable for various pool types.

**Highlights:** Pool water quality monitoring, Measures pH, temperature, conductivity, redox, Personalized chemical dosing advice, Supports chlorine, bromine, and salt pools, Remote accessibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SECURY’LIGHT free?

SECURY’LIGHT is free to download, with no in-app purchases.

### Is BWT Pearl Water Manager free?

BWT Pearl Water Manager is free to download, with no in-app purchases.

### Do SECURY’LIGHT or BWT Pearl Water Manager have ads?

Neither SECURY’LIGHT nor BWT Pearl Water Manager shows ads.

### Which is updated more often, SECURY’LIGHT or BWT Pearl Water Manager?

SECURY’LIGHT ships an update every 3 months, and BWT Pearl Water Manager every 3 months. Most recently, SECURY’LIGHT was updated on November 2, 2026 and BWT Pearl Water Manager on November 4, 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.*