Comparison

Lie Detector vs 67 Detector

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Lie Detector

This app simulates lie detection using fingerprint, eye, and voice scanners for entertainment. It's designed to prank friends and family with fun sound effects and secret result controls.

Highlights
  • Simulated fingerprint scanner
  • Simulated eye scanner
  • Simulated voice detector
  • Fun sound effects
  • Secret result control
Features
Read full description

Lie Detector – Prank Simulator Lie Detector is an entertaining prank app that simulates detecting whether someone is “telling the truth” or “lying.” This app is for entertainment purposes only and cannot determine real-life truthfulness. Use it to surprise and entertain friends and family. Features * Fingerprint Scanner: The app simulates the fingerprint scanning process. Ask a question, have the player place their finger on the screen and get a simulated result of “Truth” or “Lie”. * Eye Scanner: Simulate iris scanning with the camera and display a fun result. * Voice Detector: Record a voice response and receive a random truth or lie result. * Fun Sound Effects: Includes nearly 100 sounds to make pranks more entertaining. * Secret Result Control: Use volume buttons to secretly set the next scan result. How to Play 1. Open the app. 2. Choose a mode: Fingerprint, Eye Scan, or Voice Detection. 3. Ask any question. 4. Scan as instructed. 5. View the simulated result. 6. Optionally, control the result using the volume buttons. Disclaimer This is a prank app for entertainment purposes only. Results are simulated and not based on actual lie detection. Terms of Use: https://nekosoft-studio.web.app/terms_of_service.html Privacy Policy: https://nekosoft-studio.web.app/privacy_policy.html

About

67 Detector

This app listens for the phrase "six seven" and alerts you instantly with sound, vibration, or a screen flash. It tracks your detections and offers customizable alert sounds. All audio processing is done on-device for privacy.

Highlights
  • Instant "six seven" detection
  • Customizable sound, haptic, and screen alerts
  • On-device speech recognition
  • Tracks detection count
  • Unlockable sound packs
  • Privacy-focused audio processing
Features
Read full description

Hear someone say "six seven"? 67 Detector catches it instantly. Just tap the big button, set your phone down, and let the app listen. The moment someone says "six seven," you'll get an alert -- sound, haptic buzz, and a screen flash. Every detection gets counted so you can flex your 67 score. HOW IT WORKS - Tap to start listening - On-device speech recognition detects "six seven" - Get instant alerts with sound, vibration & screen flash - Track your total detections SOUND PACKS Unlock fun alert sounds: - Airhorn -- the classic blast - MLG Pack -- hitmarker & wow - Meme Pack -- bruh, vine boom & rizz PRIVACY FIRST - All speech processing happens ON YOUR DEVICE - No audio is recorded or sent anywhere - Microphone is only active while the app is open and listening Perfect for school hallways, friend groups, family dinners, or anywhere the 67 phenomenon strikes. How many can you catch?

Screenshots

Lie Detector4 screens
67 Detector4 screens

Verdict

The call

The clearest difference is review sentiment: 67 Detector at 100% against Lie Detector's 12%. 67 Detector also leads on rating (4.8 vs 3.2) and update cadence (daily vs every 9 days). Lie Detector's advantage is ratings volume (164 vs 5). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Lie Detector sells 1 one-off in-app purchase and 67 Detector sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

67 Detector holds the better App Store score, 4.8 against 3.2. That said, the two scores are not equally well evidenced: Lie Detector has 164 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 12% of Lie Detector's written reviews are positive against 100% of 67 Detector's.

UpkeepUpdate frequency

Lie Detector ships an update every 9 days, 67 Detector daily. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
Lie Detector versus 67 Detector: the parameters behind the verdict, then further details
ParameterLie Detector67 Detector
PriceFreeFree
Rating3.2 (164 ratings)4.8 (5 ratings) — better
Positive reviews11.5% of reviews100.0% of reviews — better
Number of ratings164 — better5
Update frequencyEvery 9 daysDaily — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size111 MB24 MB
Age rating4+4+
DeveloperNeko SoftPeter Hodges

Customer experience

Lie Detector

All ratings150 ratings
Positive52.7%
Neutral4.7%
Negative42.7%
Written reviews26 reviews
Positive11.5%
Neutral3.8%
Negative84.6%

67 Detector

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Lie Detector

One-time1
  • Remove ads$6.99
5 purchases

67 Detector

One-time5
  • Remove Ads$0.99
  • Airhorn Pack$0.99
  • MLG Pack$0.99
Show 2 more
  • Meme Pack$0.99
  • Everything Bundle$1.99

Questions

Is Lie Detector free?
Lie Detector is free to download, with in-app purchases available.
Is 67 Detector free?
67 Detector is free to download, with in-app purchases available.
Which has better reviews, Lie Detector or 67 Detector?
67 Detector is rated higher. Lie Detector averages 3.2 out of 5 from 164 ratings, while 67 Detector averages 4.8 from 5 ratings.
Do Lie Detector or 67 Detector have ads?
Both Lie Detector and 67 Detector show ads.
Which is updated more often, Lie Detector or 67 Detector?
Lie Detector ships an update every 9 days, and 67 Detector daily. Most recently, Lie Detector was updated on November 5, 2026 and 67 Detector on October 31, 2026.

Other comparisons