Is the sample analysis really free?

Yes. The initial sample analysis is free. We analyse one piece of content — a video, audio file, transcript or image — and return a scored EchoDepth report within 5 working days. No payment required, no credit card.

How do I share my content for analysis?

Share a link to your content using Google Drive, Dropbox, WeTransfer, Vimeo, YouTube (unlisted), or any file-sharing service. Paste the link in the form below. If you prefer not to share a link, email hello@cavefish.co.uk and we will arrange a secure transfer.

What formats does EchoDepth analyse?

Video (MP4, MOV, AVI, WebM), audio (MP3, WAV, M4A), image (JPG, PNG), and text/transcript (PDF, DOCX, TXT). Video is recommended for the highest signal accuracy.

A PDF report with: Trust Score (0–100), Credibility Signal map (timestamped), Engagement Depth assessment, key moment identification, and section-level interpretation. Where relevant, vocal hesitation analysis and linguistic credibility mapping are also included.

Free Sample Analysis

Request a Free EchoDepth Analysis

Share a link to your content — earnings call rehearsal, sales demo recording, leadership communication, campaign creative, or interview recording. EchoDepth returns a scored analysis with Trust Score, Credibility Signal timeline and key moment identification within 5 working days.

No credit card. No commitment. One piece of content.

Submit your content

Your name *

Work email *

Organisation

What is this content? *

Content link *

Paste a shareable link to your content. Google Drive, Dropbox, WeTransfer, Vimeo, YouTube (unlisted), or any file-sharing URL. Make sure the link allows viewing without a login.

Can't share a link? Email hello@cavefish.co.ukand we'll arrange secure transfer.

Additional context

Request mutual NDA before sharing content — we will send one for countersignature before you share the link.

Data handlingContent is processed anonymously. Any personally identifiable information — names, voices, faces — is not retained beyond the analysis window and is securely deleted on completion. No PII is stored or shared. Submitted content is held solely for the purpose of generating your EchoDepth analysis and for no other purpose. Privacy policy · Cookie policy

EchoDepth Sample Output

TRUST SCORE / 100

↓ 12%

CREDIBILITY DROP AT 4:22

Engagement DepthHigh — 87%

Peak Trust6:14 — opener

Critical moment4:22 — guidance

AU violationsAU1+4 @ 4:22–4:35

Credibility SignalDrops below threshold

RecommendationRevise lines 47–53

What you receive

📊

Trust Score

0–100 composite trust signal

📍

Credibility Timeline

Timestamped per-second signal

⚠️

Key Moments

Highest-risk and highest-trust points

🔧

Recommendations

Specific, actionable revision guidance

📄

PDF Report

Shareable, board-ready format

Accepted formats

Text & scriptsPDF, DOCX, TXT

Linguistic credibility · hedging · confidence

Voice & audioMP3, WAV, M4A

Vocal pitch · pace · hesitation

VideoMP4, MOV, WebM

Full delivery signal — all modalities

ImageJPG, PNG

Facial Action Unit snapshot

Turnaround: 5 working days. Urgent requests: hello@cavefish.co.uk

Questions about the free analysis

Is it really free?

Yes. No credit card, no commitment. We analyse one piece of content and return a scored report. If you want to continue, we discuss next steps.

What if my content is confidential?

Check the NDA option in the form. We will send a mutual NDA for countersignature before you share anything. Your content is never stored beyond the analysis window.

Can I send more than one piece of content?

The free analysis covers one piece of content. For multi-content or ongoing analysis, contact us to discuss a pilot or subscription.

What if I can't share a link?

Email hello@cavefish.co.uk. We will arrange a secure file transfer method that works for your security requirements — including on-premise delivery options.