Liar Liar
Not ideal for absolute beginners or those needing a foolproof solution.
At a glance
Starts at
$100 /one-time
Includes lifetime access to the desktop application with unlimited usage, updates included. Mac transcripts are currently unavailable due to system policies; we’re working on a solution.
Free tier
No
Platforms
Web, macOS, Windows
Best for
Experienced analysts, teams in need of lie detection tools.
3.9 out of 5
Scored by Alex after real useOur verdict
Liar Liar is effective at analyzing body language and voice inconsistencies but falls short on stability and privacy concerns. It's best used by experienced users who can handle potential issues.
✓What it does well
Effective AnalysisDetects subtle cues like heart rate and body language.
User-Friendly InterfaceEasy setup with real-time feedback during sessions.
Comprehensive ReportsGenerates detailed post-session analysis reports.
✕Where it falls short
Inconsistent PerformanceHigh minimum system requirements can limit compatibility.
Privacy RisksRequires consent; illegal to use without permission in many cases.
Limited on MacsTranscripts are currently unavailable on Mac OS due to strict policies.
Key features
Remote Photoplethysmography (rPPG)Detects heart rate through subtle facial color changes.
Real-Time TranscriptionOffers real-time transcription and analysis during sessions.
Customized SessionsRecords and generates comprehensive post-session reports.
Eye Movement TrackingDetects subconscious eye movements for more accurate analysis.