

LiarLiar.ai: Real-Time AI Lie Detector for Video Calls
LiarLiar.ai is an AI-powered deception detection tool that analyzes heart rate, micro-expressions, and voice cues in real time during video calls.
Overview
LiarLiar.ai brings cutting-edge AI lie detection to everyday video conversations, turning platforms like Zoom, Google Meet, and Skype into powerful truth-verification tools. By leveraging remote photoplethysmography (rPPG) to track heartbeat fluctuations from subtle facial skin color changes, alongside body language scanning, emotion recognition, and voice consistency analysis, it builds a multi-layered picture of a speaker's truthfulness as the conversation unfolds. Rather than relying on a single tell, the software cross-references dozens of behavioral signals simultaneously to flag potential deception in real time. Every session is automatically recorded and compiled into a detailed post-call report, making it easy to revisit key moments and analyze patterns after the fact. Whether you're conducting a job interview, an investigative interrogation, or a high-stakes negotiation, LiarLiar.ai acts as a digital co-pilot that helps you read between the lines of human communication. Its appeal spans HR teams vetting candidates, journalists verifying sources, law enforcement conducting interviews, and researchers studying nonverbal behavior.
Capabilities & Features
- AI lie detection
- Heart rate monitor
- Video analysis
- Body language analysis
- Emotion detection
- Truthfulness assessment
- Deception detection
- Remote Photoplethysmography
- rPPG
Core Features
- AI-driven lie detection engine
- Remote photoplethysmography (rPPG) heart rate monitoring
- Body language and micro-expression analysis
- Real-time emotion detection
- Voice consistency and tone analysis
- Live transcription with language pattern analysis
- Automatic session recording and post-call reporting
Use Cases
- Screening candidates during HR interviews
- Verifying source credibility for journalistic investigations
- Supporting law enforcement interrogations and witness interviews
- Gaining an edge during business negotiations
- Training teams to better read body language and micro-expressions
Best For
- HR professionals
- Recruiters
- Journalists
- Law enforcement officers
- Behavioral researchers
- Negotiators
- Customer service managers
Pros
- •Combines multiple deception indicators for a more holistic truth assessment
- •Works seamlessly with popular video platforms like Zoom, Google Meet, and Skype
- •Non-invasive heart rate tracking requires no wearable hardware
- •Generates detailed, reviewable reports after every session
- •One-time lifetime pricing avoids ongoing subscription costs
Cons
- •No guarantee of 100% accuracy since deception detection is inherently probabilistic
- •Currently limited to Windows and Mac desktops with no mobile app yet
- •Raises consent and privacy considerations when recording others
- •Single-device license restricts flexibility for multi-device users
How to Use
Launch LiarLiar.ai on your desktop and select the video feed you want to analyze, whether it's a live call or a recorded clip. As the conversation plays out, watch the real-time dashboard track heart rate shifts, facial micro-expressions, body language cues, and voice patterns. Once the session ends, save the recording and review the automatically generated interactive report to dig deeper into flagged moments of potential deception.
Frequently Asked Questions
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Pricing
LiarLiar.ai offers a single lifetime access plan for $100, granting unlimited sessions, free updates, and automatic recordings on one Mac or Windows device.
Pricing data is provided as a summary. Visit the vendor website for full tier details.