Angle Meter PRO vs Blackout Mode
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Angle Meter PRO
Measure angles and slopes with precision using your device's camera. Offers real-time angle display, multiple measurement modes, and the ability to capture and save measurements for later reference.
- Real-time angle display
- Two measurement modes
- Camera-based angle measurement
- Capture and save measurements
- Level meter for vertical tilt
- Calibration option for accuracy
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Angle Meter PRO lets you measure the angle or slope. Note that you will be able to measure a variety of slope forms. You can choose to directly measure the surface by the second mode, which makes it relatively easy to measure up,or to measure the angle of the target away a short distance away from you after kilo meter. By measuring the angle from the camera aperture. This is a reference line, respectively, and the angles are measured while the display on your phone continuously. You also can take what you measure by showing the angle to keep a check on it later. Featured: 1) Clean and minimal UI 2) Real time display angle value reference by horizontal axis. 3) 2 mode for using(Horizontal Mode and Vertical Mode ). 4) Support measure angles with the camera mode. 4.1) you can take screen short can be a target for record store at a later time. 5) Support the ability to measure the angle from the image. 6) Graphics Animation display related by mode. 7) Display 0 to 90 degree reference by horizontal axis. 8) Calibrate option for accuracy. 9) Support Level Meter allows you to measure the degree of tilt in the vertical plane and can take many forms. The measurements in each axis is locked to the screen, still more easy to measure. 10) There are various UI language menus to choose from. 11) Supports both dark and light themes.
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 price: Blackout Mode at Free against Angle Meter PRO's $3.99. Blackout Mode also leads on rating (5.0 vs 4.4) and review sentiment (100% vs 61%). Angle Meter PRO's advantage is in-app purchases (none vs 1). On ratings volume, ads, 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
Blackout Mode is free to download; Angle Meter PRO costs $3.99 up front. Blackout Mode sells 1 one-off in-app purchase. Angle Meter PRO asks for nothing beyond the download.
Blackout Mode holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 7 and 7 respectively. Written reviews point the same way: 61% of Angle Meter PRO's written reviews are positive against 100% of Blackout Mode's.
Angle Meter PRO ships an update every 5 months, Blackout Mode daily. The most recent releases landed on September 18, 2026 and August 22, 2026 respectively.
| Parameter | Angle Meter PRO | Blackout Mode |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 4.4 (7 ratings) | 5.0 (7 ratings) — better |
| Positive reviews | 60.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 7 | 7 |
| Update frequency | Every 5 months | Daily — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | nakhon phagdeechat | Alp Avanoglu |
Customer experience
Angle Meter PRO
Blackout Mode
In-app purchases
Angle Meter PRO
No in-app purchases
Blackout Mode
- Unlock Blackout Mode$4.99





