Prank Luck Scanner vs Authenticator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Prank Luck Scanner
This novelty app simulates a fingerprint scan to provide a random horoscope. It's designed for entertainment and pranks, offering customization for scan speed, custom responses, and themes.
- Simulated fingerprint scan
- Random horoscope generation
- Customizable scan speed
- Set custom responses
- Multiple themes
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*Note: This app is meant for entertainment purposes only. The thumb print scan is only a simulation, and it does not actually have the ability to tell how lucky you are! Fingerprint Luck Scanner is a novelty prank thumb print scanner app that tries to determine how lucky you are based on a mock fingerprint scan. Simply place your thumb on the scanner and the app will give you a random horoscope! Great gag for parties or for impressing the ladies at the club! Luck Scanner also contains some neat customization options. You can adjust the speed of the scan simulation, and you can set your own custom response, so that you can play the ultimate prank on your friends and family! There are also various themes to choose from, so you can adjust the look of the app to match your personality!
Authenticator
Simulate biometric authentication for creative projects. This app allows you to choose between palm, retina, or fingerprint scans, or passcode entry. Customize the outcome to always fail, always succeed, or use an override for demonstrations.
- Fake palm scanner
- Fake retina scanner
- Fake fingerprint scanner
- Passcode entry simulation
- Customizable authentication outcomes
- Override authentication option
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An app for fake authentication for movie prop, plays, or demonstrations. Choose to scan palm, retina, fingerprint, or enter a passcode. Choose to always fail, always authenticate, or a variety of options, including an override to authenticate.
Screenshots
Verdict
The clearest difference is rating: Authenticator at 5.0 against Prank Luck Scanner's 1.0. Authenticator also leads on in-app purchases (none vs 1) and update cadence (every 2 days vs every 21 months). On price, ratings volume, ads 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. Prank Luck Scanner sells 1 one-off in-app purchase. Authenticator asks for nothing beyond the download.
Authenticator holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Prank Luck Scanner ships an update every 21 months, Authenticator every 2 days. The most recent releases landed on October 1, 2026 and September 20, 2026 respectively.
| Parameter | Prank Luck Scanner | Authenticator |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (2 ratings) — better |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 21 months | Every 2 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Brandon Stecklein | Harden Consulting LLC |
Customer experience
Prank Luck Scanner
Authenticator
In-app purchases
Prank Luck Scanner
- Luck Scanner Premium$0.99
Authenticator
No in-app purchases
Questions
Is Prank Luck Scanner free?
Is Authenticator free?
Which has better reviews, Prank Luck Scanner or Authenticator?
Do Prank Luck Scanner or Authenticator have ads?
Which is updated more often, Prank Luck Scanner or Authenticator?
Other comparisons
