Strobe Groove Flashlight vs Useful Flashlight
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Strobe Groove Flashlight
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.
- Music synchronization for light flashing
- Manual strobe control
- Everyday flashlight function
- Morse code transmission
- Customizable flashing parameters
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◆ Flash your phone’s LED light freely—just a light tap to control the strobe! ◆ Even after you stop tapping, the light will automatically flash in sync with your music! Tweak the parameters to your heart’s content! ◆ Flashing along to the beat in front of a mirror is surprisingly fun. You’ll want to dance in the dark! ◆ Perfect for parties and events, too! ◆ Also works as an adorable everyday flashlight app! ◆ In the age of 5G, why not send Morse code at 5 bps? ◆ You won’t be able to resist downloading it now!
Useful Flashlight
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This app was made by Hopebest Limited Inc. Choose how bright you want the flashlight to be. Control how strong the flashlight is. You can also have disco mode on and have a blinking flashlight.
Screenshots
Verdict
The clearest difference is ads: Strobe Groove Flashlight at none against Useful Flashlight's shown. Useful Flashlight's advantage is update cadence (every 5 days vs every 2 months) and device support (3 vs 1). On price and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Strobe Groove Flashlight ships an update every 2 months, Useful Flashlight every 5 days. The most recent releases landed on June 6, 2026 and September 9, 2026 respectively.
| Parameter | Strobe Groove Flashlight | Useful Flashlight |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 5 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 14.2 — better |
| Further details — not scored | ||
| Size | 6 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | Kunihiko Nakahara | Hopebest Inc Limited |
In-app purchases
Strobe Groove Flashlight
No in-app purchases
Useful Flashlight
No in-app purchases
Questions
Is Strobe Groove Flashlight free?
Is Useful Flashlight free?
Do Strobe Groove Flashlight or Useful Flashlight have ads?
Which is updated more often, Strobe Groove Flashlight or Useful Flashlight?
Other comparisons
