Stroboscope Alarm Clock vs Nevma
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
Read full descriptionHide full description
"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"
Nevma
Perform a mind-reading magic trick where you predict the exact time an audience member sets an alarm on your phone. The trick works even with all wireless communications turned off and without you touching the device.
- Predict alarm times
- Works with wireless off
- No phone interaction required
- Spectator sets alarm secretly
- Biometric authentication for secret
- Instant performance via 3D Touch
Read full descriptionHide full description
◆For THE FIRST TIME EVER a magic trick app is giving you the ability to predict the exact time that your alarm clock is secretly being set by your audience without you interacting with your phone in ANY possible way, while ALL wireless communications are turned OFF!◆ Welcome to NEVMA! ▶MIND BLOWING EFFECT - Turn ANY possible wireless communication of your iPhone OFF (Wi-Fi, Bluetooth, GSM Network). - Give your iPhone to a spectator and NEVER touch it or interact with it again. - Ask him to open your personal Alarm Clock. - Hiding the screen from you, prompt him to secretly set the alarm at his desired time that, for example, he wants you to wake up tomorrow or even have a date with you the next day! - You now simply read his mind and name out loud the EXACT time that the alarm has been set by him! The perfection of simplicity in performance makes this magic trick the BEST of its kind! A seemingly impossible prediction since you let your audience to interact with your device! Your audience will never suspect that an app was involved so all of the credit goes to you and not your iPhone! ▶NO LIMITATIONS •The magician NEVER touches the phone, not a single touch! •The spectator NEVER reveals his choice •NO internet connection •NO other devices •NO GSM Network •NO Wi-Fi or Bluetooth access •NO "leave and pick your device" tricks •NO additional items or assistant •NO microphone (voice recognition) •NO camera (optical recognition) ▶EXTRA FEATURES •You can perform Nevma to anyone ◆ anytime ◆ anywhere! Use “Quick action” feature via 3D Touch to perform the trick instantly! •The secret of the trick is protected from unauthorised users by using iOS Biometric authentication! Nevma is a professional magic trick app that uses advanced algorithms for card prediction and revelation that have never been used by any other app available! An inaccessible secret to anyone but you, that will captivate your audience and blow their mind away! It is intended for entertainment purposes only / does not provide any real-magic abilities. For any questions/comments please visit Nevma’s Official Website : http://onetwo.gr/map TV broadcasting/ WEB casting rights are reserved! You will need written consent from OneTwo P.C. : http://onetwo.gr
Screenshots
Verdict
The clearest difference is review sentiment: Nevma at 50% against Stroboscope Alarm Clock's 0%. Stroboscope Alarm Clock's advantage is price ($0.99 vs $1.99) and iOS requirement (12.1 vs 15.6). On update cadence, ads, in-app purchases and monetization model 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
Stroboscope Alarm Clock costs $0.99 and Nevma $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Stroboscope Alarm Clock ships an update every 7 months, Nevma every 5 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.
| Parameter | Stroboscope Alarm Clock | Nevma |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | 1.3 (3 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 3 — better | — |
| Update frequency | Every 7 months | Every 5 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 9 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Gianluca Natalini | Ioannis Gkortsos |
Customer experience
Stroboscope Alarm Clock
Nevma
In-app purchases
Stroboscope Alarm Clock
No in-app purchases
Nevma
No in-app purchases
Questions
Is Stroboscope Alarm Clock free?
Is Nevma free?
Do Stroboscope Alarm Clock or Nevma have ads?
Which is updated more often, Stroboscope Alarm Clock or Nevma?
Other comparisons















