Lie Detector Test vs Polygraph AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lie Detector Test
This app provides a fake fingerprint scanner to simulate a lie detector. It's designed for entertainment, perfect for parties and game nights to create humorous situations and encourage laughter.
- Fake fingerprint scan animation
- Sci-fi sound effects
- Dramatic analyzing effects
- Three fake results: Truth, Lie, Unclear
- Great for games and party dares
- Silly and addictive gameplay
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Think you can handle the truth? It’s time to (pretend to) put your honesty to the test with the outrageously fake but totally fun Lie Detector Test app! Whether you're confessing something real, fibbing for laughs, or spinning the wildest tale you can think of, this app is not here to uncover the truth — it’s here to entertain. Just place your fingers on the screen, say your “truth,” and watch as our totally-not-real scanner gives you a verdict: Truth, Lie, or Unclear (whatever that means). Perfect for parties, game nights, dares, or just laughing until your face hurts, this app transforms any get-together into a dramatic and ridiculous guessing game. Get ready to: · Pretend you're telling the truth · Bluff your way through hilarious accusations · Stir up fake drama, real laughs, and wild reactions Features: · Fingerprint scan animation with sci-fi sounds · Dramatic (but completely made-up) analyzing effects · Three fake-but-fun results: Truth, Lie, or Unclear · Great for games, party dares, or making your friends squirm · Silly, simple, and dangerously addictive Whether you're exposing “secrets” or just making stuff up, the Lie Detector Test app is your ultimate tool for chaos and comedy. Disclaimer: This app is for entertainment purposes only and does not actually detect truthfulness. But the drama and laughter? 100% real!
Polygraph AI
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Polygraph AI: Lie Analysis is your personal stress and truth detector. Ever wondered if someone is feeling tense during a conversation? Our advanced AI analyzes voice frequencies to detect micro-tremors and stress levels, providing you with a fun and engaging "truth verdict."
Screenshots
Verdict
The clearest difference is ads: Lie Detector Test at none against Polygraph AI's shown. Polygraph AI's advantage is update cadence (every 2 days vs every 3 months) and device support (3 vs 1). On price and in-app purchases 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 ships an update every 3 months, Polygraph AI every 2 days. The most recent releases landed on November 8, 2026 and November 6, 2026 respectively.
| Parameter | Lie Detector Test | Polygraph AI |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (41 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 41 — better | — |
| Update frequency | Every 3 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 21 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Zaffles | Andres Saiz Ruiperez |
In-app purchases
Lie Detector Test
No in-app purchases
Polygraph AI
No in-app purchases
Questions
Is Lie Detector Test free?
Is Polygraph AI free?
Do Lie Detector Test or Polygraph AI have ads?
Which is updated more often, Lie Detector Test or Polygraph AI?
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