Stroboscope Alarm Clock vs VSYN+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stroboscope Alarm Clock
Transform your device into a versatile light tool. It functions as a strobe light with adjustable rates and colors, a psychedelic light, a bright LED torch, and an SOS signal. It also includes an alarm clock with customizable settings and an automatic light feature for waking up.
- Adjustable strobe flash rate
- Multi-color strobe effects
- LED torch functionality
- SOS emergency light signal
- Psychedelic light mode
- Alarm clock with date and time
- Automatic light on alarm
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"Stroboscope" turns your iPhone / iTouch into a: 1) strobe-light (white or multi-colors-lights effects) 2) psychedelic light 3) LED torch for the night 4) stroboscope torch: the flashlight (LED) flashes together with the stroboscopic lamp 5) SOS light lamp (emergency light signal) 6) alarm clock (time, date, locality, alarm) STROBE LIGHT MODE: - adjustable strobe flash rate - multi-colors-lights mode: the color of the strobe light will automatically change - strobeflash LED light Amaze your friends in the clubs, at parties, in the night, with the light effects of Stroboscope. TORCH / SOS / PSYCHEDELIC MODE: Stroboscope can also be used: - as a LED torch to illuminate rooms without light (it uses the “LED CAMERA FLASH LIGHT”, if it is available) - as an emergency light lamp (SOS) - as a psychedelic light - as a LED high intensity strobe light (also for SOS) ALARM MODE: Stroboscope can be used as an alarm clock with date, time, locality, alarm: 1) set the alarm (Stroboscope will automatically go into night mode - light "off" - clock time, date, locality and alarm time "on") 2) at the moment of alarm Stroboscope will play an alarm sound (touch the screen to turn off the alarm or wait 120 seconds and the alarm sound will be stopped automatically) and it will automatically turn on the lamp of the torch to light the bedroom and facilitate the awakening 3) the alarm clock runs also if the application and the device are shutdown (it uses the notification system of the portable device with an “OLD STYLE" alarm sound effect) Features: - Strobe light - Strobe lamp frequency control - Emergency lamp shutdown - Infinite colors for the light of the lamp (You can choose the color that You prefer) - Sequential multi lights mode - Psychedelic lights - Emergency lamp (SOS) - Fullscreen strobe lamp light - Multicolor torch, LED - Alarm clock with time, date, locality, alarm - Stroboscope flash (LED) BE CAREFUL: "Continued use of the flash may dramatically decrease battery life"
VSYN+
Access a diverse library of entertainment content specifically designed for sign language users. Explore movies, TV shows, documentaries, and children's programs in a fully accessible format.
- Sign language movies
- Sign language TV shows
- Documentaries
- Children's programming
- Accessible entertainment
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With VSYN+, unlock a world of sign language entertainment – from movies, shows, documentaries, children's programming, and more!
Screenshots
Verdict
The clearest difference is review sentiment: VSYN+ at 50% against Stroboscope Alarm Clock's 0%. VSYN+ also leads on price (Free vs $0.99) and rating (3.7 vs 1.3). On ads, in-app purchases, device support and iOS requirement 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
VSYN+ is free to download; Stroboscope Alarm Clock costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
VSYN+ holds the better App Store score, 3.7 against 1.3. That said, the two scores are not equally well evidenced: VSYN+ has 15 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Stroboscope Alarm Clock's written reviews are positive against 50% of VSYN+'s.
Stroboscope Alarm Clock ships an update every 7 months, VSYN+ every 3 weeks. The most recent releases landed on October 9, 2026 and September 29, 2026 respectively.
| Parameter | Stroboscope Alarm Clock | VSYN+ |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 1.3 (3 ratings) | 3.7 (15 ratings) — better |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 3 | 15 — better |
| Update frequency | Every 7 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 36 MB |
| Age rating | 4+ | 17+ |
| Developer | Gianluca Natalini | Signed Studios, Inc. |
Customer experience
Stroboscope Alarm Clock
VSYN+
In-app purchases
Stroboscope Alarm Clock
No in-app purchases
VSYN+
No in-app purchases
Questions
Is Stroboscope Alarm Clock free?
Is VSYN+ free?
Which has better reviews, Stroboscope Alarm Clock or VSYN+?
Do Stroboscope Alarm Clock or VSYN+ have ads?
Which is updated more often, Stroboscope Alarm Clock or VSYN+?
Other comparisons
