Are they lying? Upload audio for AI scanning of hesitations and pitch shifts that may signal deception.
Select the AI model for audio analysis. Different models may have different capabilities.
Record audio directly from your microphone
Truthfulness Analyzer is an AI-powered tool that detects speech patterns, hesitations, pitch changes, and vocal inconsistencies that may indicate deception or discomfort in communication. It analyzes audio for potential indicators of truthfulness or deception, looking for speech characteristics that might suggest discomfort with content including unusual hesitations, changes in speech rate, pitch variations, verbal distancing techniques, or linguistic qualifiers. Important note: This analysis cannot definitively determine truthfulness but can highlight patterns that might warrant further consideration. The tool provides analysis of speech patterns that might indicate deception or discomfort, making it valuable for communication analysis, research on deception detection, or anyone interested in understanding speech patterns related to truthfulness.
Upload your audio content and the AI analyzes it for truthfulness indicators systematically. It examines speech patterns for unusual hesitations that might indicate discomfort. Speech rate analysis looks for changes in speaking speed that might suggest stress. Pitch variation assessment examines changes in pitch that might indicate tension. Verbal distancing detection finds language that creates distance from statements. Linguistic qualifier analysis identifies words that weaken statements. The tool provides detailed analysis of these patterns, noting specific instances where indicators are present, explaining what might indicate deception or discomfort, and highlighting patterns that warrant consideration. It emphasizes that analysis cannot definitively determine truthfulness but can identify patterns worth noting. You can provide context about the topic or situation in the notes field to help refine analysis.
What the AI can honestly tell you is whether the voice shows discomfort with what is being said: unusual hesitations, pitch shifts, speech rate changes, distancing language, stacked qualifiers. Those patterns correlate with deception sometimes and with nerves often. The analysis maps where they cluster and leaves the conclusion, correctly, to you.
The classics from interview analysis: pauses that appear where the content gets specific, pitch rising under pressure, sudden tempo changes, verbal distancing (that woman, the money rather than my money), and hedges like honestly or to be fair stacking up around one topic. Clusters matter more than any single cue.
No, and you should distrust anything that claims to be. Decades of research show no vocal signature unique to lying; even polygraphs measure arousal, not deceit. This tool highlights stress and inconsistency patterns that might warrant a closer look. The results are not evidence and should never be used to accuse anyone of anything.
Because constructing a story takes more effort than recalling one. Cognitive load shows up as latency: pauses before answers, slower tempo on invented details, pitch drifting up under stress. The catch is that hard questions also create load for honest people, which is exactly why these cues flag moments to examine rather than settle anything.
Mostly low-stakes curiosity and self-review: checking how your own recorded statements come across, studying negotiation or interview recordings, analyzing public figures' statements for rhetoric practice. It works as a study tool for vocal behavior. Using it to police partners, employees, or family members is a bad idea, both ethically and statistically.
A single speaker, clearly recorded, answering substantive questions for at least 30 seconds. The analysis needs a baseline, so clips that include relaxed talk before the topic of interest are ideal: deviation from that person's normal is the signal. Compressed, noisy, or re-recorded audio flattens the vocal detail the cues depend on.
Is this song AI-generated? Upload a clip and AI checks for Suno/Udio-style generation signals versus human-ma…
What song is this? Upload a clip for an AI best-guess at the title and artist from lyrics, melody, and style.…
Who is this artist? Upload a clip for an AI best-guess at the singer or band from voice and style. Recognizes…
What's in this audio? Upload any clip for AI analysis of tempo, key, voice, instruments, and quality in one c…
Is my audio branding on point? Upload your sonic logo or jingle to audit brand alignment, emotional impact, a…
Audio to AI music prompt. Upload a song to generate detailed Suno, Udio, and Riffusion prompts that recreate…