Mood Scanner vs Lie detector
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mood Scanner
Simulate a mood scanner with realistic graphics to entertain friends and family. This app is for amusement only and does not detect actual moods.
- Realistic scanning graphics
- Simulates mood detection
- Entertain friends and family
- Amusement purposes only
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This app is intended for entertainment purposes only and does not provide true mood detector functionality. Shock your friends and family with the cool scanning graphics that make your iPhone screen look like a real Mood scanning device!
Lie detector
This app simulates a lie detector by scanning a fingerprint to determine if someone is telling the truth or lying. It measures pulse variations to provide a "mind reading" result, intended for entertainment and pranks.
- Fingerprint scanning lie detection simulation
- Pulse variation analysis
- Simulates a polygraph test
- Prank friends and family
- Entertainment purposes only
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Lie detector: test is a real truth detector app, also known as a polygraph test. Indeed, it allows you to tell if someone is lying or telling the truth. To use the lie scanner: Cover the back camera with your finger and say something. The app will scan your fingerprint and understand if what you say is a lie or a truth. The lie detector will measure your pulse and give you a result based on the variation of your pulse. It is a true mind reader. This lie detector works like a true polygraph test, indeed like a real test it can detect your heartbeat in your finger. It measures and records your pulse while a person is asked and answers a series of questions. For a good laugh, prank your friends, use the truth detector on your family members or friends. Disclaimer: Use for entertainment purposes only, the app does not provide real truth detection functionality.
Screenshots
Verdict
The clearest difference is rating: Lie detector at 4.0 against Mood Scanner's 2.8. Lie detector also leads on review sentiment (50% vs 10%) and in-app purchases (none vs 1). Mood Scanner's advantage is ratings volume (39 vs 5). On price 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. Mood Scanner sells 1 one-off in-app purchase. Lie detector asks for nothing beyond the download.
Lie detector holds the better App Store score, 4.0 against 2.8. That said, the two scores are not equally well evidenced: Mood Scanner has 39 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 10% of Mood Scanner's written reviews are positive against 50% of Lie detector's.
Mood Scanner ships an update every 13 months, Lie detector weekly. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.
| Parameter | Mood Scanner | Lie detector |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (39 ratings) | 4.0 (5 ratings) — better |
| Positive reviews | 10.3% of reviews | 50.0% of reviews — better |
| Number of ratings | 39 — better | 5 |
| Update frequency | Every 13 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Fahad Manzoor | Warlock Arts |
Customer experience
Mood Scanner
Lie detector
In-app purchases
Mood Scanner
- Pro Version$3.99
Lie detector
No in-app purchases
Questions
Is Mood Scanner free?
Is Lie detector free?
Which has better reviews, Mood Scanner or Lie detector?
Do Mood Scanner or Lie detector have ads?
Which is updated more often, Mood Scanner or Lie detector?
Other comparisons
