# Be Safe Be Smart vs Light Unit Converter

The clearest difference is update cadence: Light Unit Converter at every 6 weeks against Be Safe Be Smart's every 14 months. Light Unit Converter also leads on iOS requirement (8.0 vs 12.0). On price, review sentiment, 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.

Be Safe Be Smart ships an update every 14 months, Light Unit Converter every 6 weeks. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Be Safe Be Smart | Light Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/light-unit-converter/id974693252/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 39 MB | 6 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [1 LGM HOLDINGS LTD](https://appshunter.io/developer/916447758) | [Apogee Instruments](https://appshunter.io/developer/955609109) |

## What reviewers say

### Be Safe Be Smart

[App page](https://appshunter.io/ios/app/be-safe-be-smart/id954858588)

This app provides personal safety tools, including an SOS button for emergency response, location tracking for continuous monitoring, and advisory calls for support. It integrates with custom wearables for enhanced protection.

**Highlights:** SOS emergency response, 24/7 call center staffed, Location tracking, Advisory calls for support, Custom wearable integration, Intuitive end-user functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### Light Unit Converter

[App page](https://appshunter.io/ios/app/light-unit-converter/id974693252)

This app calculates conversions between various light units, including shortwave radiation, photosynthetic photon flux, lux, and foot-candles. It supports different light sources like fluorescent, metal halide, high pressure sodium, and sunlight.

**Highlights:** Converts between light units, Supports various light sources, Calculates shortwave radiation, Measures photosynthetic photon flux (PPF, PPFD), Converts lux and foot-candles

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Be Safe Be Smart free?

Be Safe Be Smart is free to download, with no in-app purchases.

### Is Light Unit Converter free?

Light Unit Converter is free to download, with no in-app purchases.

### Do Be Safe Be Smart or Light Unit Converter have ads?

Neither Be Safe Be Smart nor Light Unit Converter shows ads.

### Which is updated more often, Be Safe Be Smart or Light Unit Converter?

Be Safe Be Smart ships an update every 14 months, and Light Unit Converter every 6 weeks. Most recently, Be Safe Be Smart was updated on October 13, 2026 and Light Unit Converter on October 2, 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.*