Simulator X vs Lie Detector Test
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Simulator X
This entertainment app simulates an X-ray of the chest for humorous purposes. It's a joke application designed to prank friends and family, providing random results safely. It is not a real scanner and does not emit radiation.
- Chest X-ray simulation
- Joke and prank functionality
- Safe and harmless
- Random result generation
- Entertainment purposes only
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This app is intended for entertainment purposes only and does not provide true X-rays of Chest. Simulator X-Ray Scanner Chest X-ray simulator Chest - a game application joke, where you can make an X-ray Chest without causing harm to themselves or to anyone! CAUTION This is not a real scanner, but only the emulator, the game is intended for entertainment and prank your friends and family! To use it, point to your Chest or a friend or loved ones, and then scan the result of surprise! The app does not any radiation and is completely safe for your health! The result is given random! Attention! This is not a real X-ray, it is designed to joke and play! Thanks for playing with us, leave us your comments and suggestions, we will try to make the game even more interesting for you!
Lie Detector Test
Simulate a lie detector test using your fingerprint. Fool your friends with this fun prank app that analyzes a "scan" of their finger to determine if they are telling the truth or lying. Perfect for lighthearted entertainment.
- Fingerprint scanner simulation
- Prank mode to fool friends
- Fake lie/truth results
- Laser Xray effect
- Random result generation
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Start the scan your fingerprint and say something to see if it is true or a lie. Place your finger on the scanner area and allow scanner begin. Laser Xray will go throught your finger. Use the prank features to fool everyone with this fake lie detector test. Instruction for prank mode: Start by touching and holding friend's finger down on the scan area. First time you see a random result. On result screen tap on the left side of button for “False", and on the right for "True". Pressing the restart button will give a random result. Disclaimer: This application is only a prank trick for fun. it's not a real polygraph lie detector.
Screenshots
Verdict
The clearest difference is rating: Lie Detector Test at 3.4 against Simulator X's 2.5. Lie Detector Test also leads on ratings volume (1.6K vs 18) and review sentiment (36% vs 25%). Simulator X's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Lie Detector Test holds the better App Store score, 3.4 against 2.5. That said, the two scores are not equally well evidenced: Lie Detector Test has 1.6K ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 25% of Simulator X's written reviews are positive against 36% of Lie Detector Test's.
Simulator X ships an update every 20 months, Lie Detector Test every 42 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.
| Parameter | Simulator X | Lie Detector Test |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (18 ratings) | 3.4 (1.6K ratings) — better |
| Positive reviews | 25.0% of reviews | 36.5% of reviews — better |
| Number of ratings | 18 | 1.6K — better |
| Update frequency | Every 20 months — better | Every 42 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 52 MB | 22 MB |
| Age rating | 12+ | 4+ |
| Developer | Denis Ivanov | Denis Batishchev |
Customer experience
Simulator X
Lie Detector Test
Bugs and requests
Simulator X
Not enough reviews yet to summarise bugs or requests.
Lie Detector Test
Reported bugs
2 issues- Incorrectly identifies true statements as lies
- Freezes after each use
Requested features
2 requests- More realistic lie detection
- Option to change language
In-app purchases
Simulator X
No in-app purchases
Lie Detector Test
No in-app purchases
Questions
Is Simulator X free?
Is Lie Detector Test free?
Which has better reviews, Simulator X or Lie Detector Test?
Do Simulator X or Lie Detector Test have ads?
Which is updated more often, Simulator X or Lie Detector Test?
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