Last updated 07-28-2026
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LiarLiar.ai
LiarLiar.ai analyzes real-time video feeds to detect signs of deception by examining micro facial expressions, heart rate fluctuations via Remote Photoplethysmography, body language, voice consistency, and language patterns during conversations.
What sets LiarLiar.ai apart is its integration of multiple physiological and behavioral cues for a comprehensive analysis, combined with real-time transcription and automatic recording features. It supports popular video call platforms like Zoom, Google Meet, Skype, YouTube, and local video files.
The software stores all data locally on the user's device to ensure privacy and is designed for ease of use, allowing users with minimal technical skills to operate it effectively. It requires a relatively powerful computer due to intensive AI processing and is available for Windows and Mac desktops, with a mobile version in development.
LiarLiar.ai promotes responsible use by emphasizing the importance of obtaining consent before recording or analyzing conversations. Its detailed post-session reports and real-time insights make it valuable for investigators, HR professionals, legal experts, psychologists, and security personnel.
🎥 Analyze any video feed including Zoom, Google Meet, Skype, YouTube, and local videos for deception cues
❤️ Detect heart rate changes using Remote Photoplethysmography (rPPG) for stress signals
🗣️ Real-time transcription with simultaneous truthfulness estimation
📊 Automatic recording and detailed post-session reports for review
🖥️ Desktop app for Windows and Mac with local data storage ensuring privacy
💻 Requires minimum 8GB RAM, 2GB GPU, and 3.2 GHz CPU for optimal performance
💰 Lifetime license available for $100 with unlimited sessions and updates
High accuracy by combining heart rate, facial, voice, and body language analysis
Works with any video feed including popular video call platforms
Provides real-time transcription and truthfulness insights during conversations
Automatic recording and detailed reports for post-session review
Local data storage ensures user privacy and control
Requires a powerful computer with at least 8GB RAM and 2GB GPU
No stable mobile app version available yet
Transcription disabled on Mac due to system audio restrictions
How does LiarLiar.ai work?
LiarLiar.ai uses AI to analyze real-time video feeds for micro facial expressions, heart rate changes, body language, voice consistency, and language patterns to assess truthfulness instantly.
How is heart rate detected?
LiarLiar.ai detects subtle color changes in the face caused by blood volume changes with each heartbeat using Remote Photoplethysmography (rPPG).
How accurate is LiarLiar.ai?
LiarLiar.ai offers a high level of accuracy by analyzing multiple physiological and behavioral cues, though no lie detection tool guarantees 100% accuracy.
Can I use LiarLiar.ai on any video calling platform?
LiarLiar.ai works with any video calling software such as Zoom, Google Meet, Teams, Skype, and can analyze other video feeds including YouTube and local videos.
Is it legal to use LiarLiar.ai?
LiarLiar.ai requires you to have consent before recording or analyzing someone's video call, as unauthorized recording is illegal.
Where is the analyzed data stored?
LiarLiar.ai stores all videos and analysis locally on your computer in a directory you choose, ensuring your privacy.
Is there a mobile version of LiarLiar.ai?
LiarLiar.ai is available for Windows and Mac desktops, with a mobile version in development.