Lie Detector vs LieBuzzer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lie Detector
This app simulates lie detection using fingerprint, voice, and camera scanning for entertainment purposes. It's designed for pranks and novelty, offering a fun way to playfully question truthfulness.
- Fingerprint scanner simulation
- Voice scanner simulation
- Camera scanner simulation
- Entertainment and novelty purposes
- Prank functionality
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* This application is for entertainment and novelty purposes only, it does not provide genuine true lie detector ability nor fingerprint scanner functionality, there is no such thing as a real lie detector using your Phone or Tablet, and so use of this app is for prank purposes only* Welcome to the Amazing Lie Detector, the app that provides not 1, not 2 but 3 different methods of finding out just how truthful someone is! Utilizing the latest technology this is the ideal app to question what really is the truth, and what is a lie! Featuring; Fingerprint Scanner - Detect using complex algorithms the truth or lie from a fingerprint. Voice Scanner - Detect using the latest voice sensor technology provided by the app, to detect truth or lie. Camera Scanner - Detect using image laser sensor technology - to scan the facial features and sweat patterns to determine the truth, or lie. Works with iPhone, iPad & iPod Touch So, it's time to find out, what really IS the truth?
LieBuzzer
This entertainment app offers a simple, interactive experience where users can tap their screen to trigger "truth" or "lie" sounds and visuals. It encourages playful interaction with friends through various touch gestures.
- Tap to play truth sound
- Tap to play lie buzzer
- Doubletaps and long presses
- Spamming interaction
- Share with friends
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Easy Use: Just tap the left side of your screen to play the "truth" sound or tap the right side to hear and see the "lie" buzzer. Also try doubletaps, long presses or spamming and have fun. Share with your friends!
Screenshots
Verdict
The clearest difference is review sentiment: LieBuzzer at 100% against Lie Detector's 14%. LieBuzzer also leads on rating (4.9 vs 2.7) and in-app purchases (none vs 4). Lie Detector's advantage is iOS requirement (12.0 vs 16.5). On price, ratings volume 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. Lie Detector sells 4 one-off in-app purchases. LieBuzzer asks for nothing beyond the download.
LieBuzzer holds the better App Store score, 4.9 against 2.7. Both are backed by a comparable volume of ratings — 30 and 12 respectively. Written reviews point the same way: 14% of Lie Detector's written reviews are positive against 100% of LieBuzzer's.
Lie Detector ships an update every 8 months, LieBuzzer daily. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.
| Parameter | Lie Detector | LieBuzzer |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (30 ratings) | 4.9 (12 ratings) — better |
| Positive reviews | 13.8% of reviews | 100.0% of reviews — better |
| Number of ratings | 30 — better | 12 |
| Update frequency | Every 8 months | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.5 |
| Further details — not scored | ||
| Size | 88 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | iDevver Apps Limited | Hovhannes Shahnazaryan |
Customer experience
Lie Detector
LieBuzzer
In-app purchases
Lie Detector
- Unlock Fingerprint Analysis Mode$0.99
- Unlock Camera Analysis Mode$0.99
- Remove Ads$1.99
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- Ultimate Spy Pack$2.99
LieBuzzer
No in-app purchases
Questions
Is Lie Detector free?
Is LieBuzzer free?
Which has better reviews, Lie Detector or LieBuzzer?
Do Lie Detector or LieBuzzer have ads?
Which is updated more often, Lie Detector or LieBuzzer?
Other comparisons
