# Fall Heights Calculator vs Dustlight

The clearest difference is iOS requirement: Fall Heights Calculator at 11.0 against Dustlight's 15.0. 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.

Fall Heights Calculator ships an update every 3 weeks, Dustlight every 5 weeks. The most recent releases landed on May 14, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Fall Heights Calculator | Dustlight |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | — | Free |
| Size | 19 MB | 109 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Span Set GmbH & Co. KG](https://appshunter.io/developer/569512606) | [Latai](https://appshunter.io/developer/1702237370) |

## What reviewers say

### Fall Heights Calculator

[App page](https://appshunter.io/ios/app/fall-heights-calculator/id1491345340)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dustlight

[App page](https://appshunter.io/ios/app/dustlight/id6475342016)

This app monitors airborne particles in real-time, alerting users to dangerous levels of fine dust. It offers customizable alerts, data analysis, and cloud storage for health protection in industrial and construction environments.

**Highlights:** Real-time dust monitoring, Customizable alerts and thresholds, Cloud data storage and backup, Detailed data analysis on smartphone, Flexible operating modes, Over-the-air device updates

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Fall Heights Calculator free?

Fall Heights Calculator is free to download, with no in-app purchases.

### Is Dustlight free?

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

### Do Fall Heights Calculator or Dustlight have ads?

Neither Fall Heights Calculator nor Dustlight shows ads.

### Which is updated more often, Fall Heights Calculator or Dustlight?

Fall Heights Calculator ships an update every 3 weeks, and Dustlight every 5 weeks. Most recently, Fall Heights Calculator was updated on May 14, 2026 and Dustlight on September 23, 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.*