# Strobe Light vs Strobe Light

The clearest difference is in-app purchases: Strobe Light at none against Strobe Light's 2. Strobe Light also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). Strobe Light's advantage is ads (none vs shown) and update cadence (weekly vs every 7 months). On price there is nothing between them.

Both are free to download. Strobe Light sells 2 in-app purchases, starting at $3.99 per 7 days. Strobe Light asks for nothing beyond the download.

Strobe Light ships an update every 7 months, Strobe Light weekly. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Strobe Light | Strobe Light |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/strobe-light-rpm/id6747579407/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 25 MB | 14 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Zain Saeed Mughal](https://appshunter.io/developer/1762408320) | [Emine Saridogan](https://appshunter.io/developer/6791217143) |

## What reviewers say

### Strobe Light

[App page](https://appshunter.io/ios/app/strobe-light-rpm/id6747579407)

This application transforms your smartphone into a digital tachometer using its flashlight. It measures the rotational speed (RPM) of objects by flashing light at them, making them appear stationary when the flash rate matches their speed. Save readings and use it for mechanics, education, or industrial checks.

**Highlights:** Measures RPM of rotating objects, Adjustable strobe speed (1-10,000 RPM), Quick adjustment buttons (+/- increments), Flash sync for accuracy, Save and review RPM data, Works in low light conditions

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

**In-app purchases:** none


### Strobe Light

[App page](https://appshunter.io/ios/app/strobe-light-lightup/id6804283838)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Yearly | $17.99 | per year |


## Frequently asked questions

### Is Strobe Light free?

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

### Is Strobe Light free?

Strobe Light is free to download, with in-app purchases available.

### Do Strobe Light or Strobe Light have ads?

Strobe Light shows ads; Strobe Light does not.

### Which is updated more often, Strobe Light or Strobe Light?

Strobe Light ships an update every 7 months, and Strobe Light weekly. Most recently, Strobe Light was updated on October 9, 2026 and Strobe Light 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.*