OffDays Alarm vs Blackout Mode
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OffDays Alarm
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OffDays Alarm helps you keep recurring alarms active without getting woken up on public holidays or your own custom off days. Choose a supported holiday region, add personal off days, and let the app automatically skip alarms when you do not need them. You can manage alarm time, repeat days, snooze, and labels in one place, making it a practical fit for work schedules, school days, medication reminders, and daily routines. Supported Off-Day Calendars: South Korea, United States, Canada, United Kingdom, Australia, Singapore, Japan, Taiwan, India, China, Hong Kong, Germany, France, Spain
Blackout Mode
Instantly dim your screen, silence all audio, and disable your camera flash with a single tap. Perfect for dark environments like concerts or cinemas, ensuring you don't disturb others.
- Screen blackout
- Volume zero
- Flash locked off
- Single-tap activation
- In-app camera with disabled flash
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You know that person. Phone blazing in a dark cinema. Ringtone cutting through a piano concerto. Flash firing at a concert. Don't be that person. Blackout is a single-tap utility that does three things the moment you activate it: Dims down your screen brightness, silences your volume to zero, and locks your camera flash permanently off within the in-app camera. No settings to dig through. No toggles to remember. Just tap, and disappear into the dark. What Blackout does: Screen blackout. No blinding brightness in the dark, no light pollution for the people around you. Volume zero. Drops to silent instantly. No surprise notifications, no accidental sounds, no embarrassing ringtones mid-performance. Flash locked off. Built-in camera keeps flash disabled permanently. Shoot the moment freely without blinding anyone around you. Made for: Concerts, live music, classical performances, theatres, cinemas, comedy shows, sports events, opera, ballet, lectures, religious services, anywhere you need to be invisible. One tap. That's it.
Screenshots
Verdict
The clearest difference is in-app purchases: OffDays Alarm at none against Blackout Mode's 1. Blackout Mode's advantage is ads (none vs shown) and update cadence (daily vs every 10 days). On price and device support 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. Blackout Mode sells 1 one-off in-app purchase. OffDays Alarm asks for nothing beyond the download.
OffDays Alarm ships an update every 10 days, Blackout Mode daily. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.
| Parameter | OffDays Alarm | Blackout Mode |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (8 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 8 — better |
| Update frequency | Every 10 days | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Sung Ahn Kim | Alp Avanoglu |
In-app purchases
OffDays Alarm
No in-app purchases
Blackout Mode
- Unlock Blackout Mode$4.99









