# Strobe Groove Flashlight vs Signal Light

The clearest difference is review sentiment: Strobe Groove Flashlight at 100% against Signal Light's 0%. Strobe Groove Flashlight also leads on price (Free vs $0.99) and rating (5.0 vs 4.0). Signal Light's advantage is iOS requirement (12.0 vs 16.6). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Strobe Groove Flashlight is free to download; Signal Light costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Strobe Groove Flashlight holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 100% of Strobe Groove Flashlight's written reviews are positive against 0% of Signal Light's.

Strobe Groove Flashlight ships an update every 2 months, Signal Light every 25 months. The most recent releases landed on October 23, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Strobe Groove Flashlight | Signal Light |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/strobe-groove-flashlight/id455729197/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/signal-light/id1031126579/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 25 months |
| Monetization | **Free** | Paid |
| Size | 6 MB | 21 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kunihiko Nakahara](https://appshunter.io/developer/425654442) | [Bryan Wu](https://appshunter.io/developer/1002993092) |

## What reviewers say

### Strobe Groove Flashlight

[App page](https://appshunter.io/ios/app/strobe-groove-flashlight/id455729197)

This utility app transforms your phone's LED into a dynamic light source. It synchronizes flashing with music beats and offers manual strobe control. It also functions as a standard flashlight and can send Morse code.

**Highlights:** Music synchronization for light flashing, Manual strobe control, Everyday flashlight function, Morse code transmission, Customizable flashing parameters

**Features:** macOS Compatibility

**In-app purchases:** none


### Signal Light

[App page](https://appshunter.io/ios/app/signal-light/id1031126579)

Communicate with others using Morse code via your device's flash. This tool is useful for signaling in various situations, from camping to emergencies, and can also function as a manual strobe light.

**Highlights:** Morse code communication, Manual strobe light, SOS signaling, Line-of-sight tool, Flashlight spotlight

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Strobe Groove Flashlight free?

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

### Is Signal Light free?

Signal Light costs $0.99, with no in-app purchases.

### Which has better reviews, Strobe Groove Flashlight or Signal Light?

Strobe Groove Flashlight is rated higher. Strobe Groove Flashlight averages 5.0 out of 5 from 1 ratings, while Signal Light averages 4.0 from 1 ratings.

### Do Strobe Groove Flashlight or Signal Light have ads?

Neither Strobe Groove Flashlight nor Signal Light shows ads.

### Which is updated more often, Strobe Groove Flashlight or Signal Light?

Strobe Groove Flashlight ships an update every 2 months, and Signal Light every 25 months. Most recently, Strobe Groove Flashlight was updated on October 23, 2026 and Signal Light on October 10, 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.*