AI Lie Detector. vs Polygraph AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AI Lie Detector.
Engage in realistic Q&A sessions where an AI analyzes voice recordings to detect truthfulness. Powered by GPT-4, it evaluates context, logic, tone, and emotion, providing explanations for its judgments. This app is designed for entertainment and fun interactions.
- Voice-based Q&A analysis
- AI truth/lie detection
- GPT-4 powered analysis
- Explanation of judgments
- Psychological game for friends
- Easy-to-use interface
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[AI Lie Detector: AI Judges Truth and Lies] Ask questions, answer by voice, and let AI analyze the conversation to detect truth or lies. [Realistic Q&A, AI Judgment] Record your question and answer with voice. AI evaluates the context, logic, tone, and emotion to determine truthfulness. [Powered by GPT-4] Not just keywords—AI uses advanced language analysis for precise detection. [Reasons Provided] AI explains why it judged the answer as true or false, analyzing emotions and logic. [Easy to Use] Open the app Record question Record answer Get instant AI result [Fun & Friendly] Play with friends anytime as a psychological game. [Note] For entertainment only—not for legal or scientific use. [Perfect For] Truth games with friends or couples Testing sincerity with AI Fun, new communication experiences
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: AI Lie Detector. at none against Polygraph AI's shown. Polygraph AI's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, 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.
Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.
| Parameter | AI Lie Detector. | Polygraph AI |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 2 days | Every 2 days |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | GKUER | Andres Saiz Ruiperez |
In-app purchases
AI Lie Detector.
No in-app purchases
Polygraph AI
No in-app purchases
Questions
Is AI Lie Detector. free?
Is Polygraph AI free?
Do AI Lie Detector. or Polygraph AI have ads?
Which is updated more often, AI Lie Detector. or Polygraph AI?
Other comparisons
