Pendium
Death Clock
Death Clock
Visibility34
Vibe73
Businesses/Death Clock
Death Clock
AI Visibility & Sentiment

Death Clock

Death Clock is an AI-powered longevity app that calculates users' predicted lifespan based on lifestyle factors and provides personalized insights to help them live longer, healthier lives. The company operates under Most Days Inc. and combines mortality awareness with actionable health optimization.

Active Monitoring
mostdays.com/home
Startups
AI Visibility Score
34/100

Low

Sentiment Score
73/100
AI Perception

Summary

Death Clock has achieved a dominant, top-tier authority in lifespan prediction queries across Google AI Overviews and Claude, yet remains critically absent from the broader longevity planning and biohacking conversations where high-intent users are actually built. While the brand is the go-to resource for mortality tracking, it is currently ceding the lucrative 'daily health optimization' market to competitors like InsideTracker and WHOOP.

Value Proposition

Uses AI to calculate your personalized death date based on lifestyle factors, then provides actionable insights to help you extend your life and make the most of your remaining days

Overview

Death Clock is an AI-powered longevity app that calculates users' predicted lifespan based on lifestyle factors and provides personalized insights to help them live longer, healthier lives. The company operates under Most Days Inc. and combines mortality awareness with actionable health optimization.

Mission

To help people understand their mortality and use that awareness to live longer, healthier, and more intentional lives

Products & Services
AI-powered lifespan calculator appPersonalized longevity recommendationsLife Lab newsletterDeath Clock podcastHealth optimization insights
Agent Breakdown

AI Platforms

How often do different AI platforms reference Death Clock?

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Conversation Analysis

Topics

What conversations is Death Clock included in — or excluded from?

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Buyer Personas

Personas

Who does each AI platform recommend Death Clock to, and when?

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Programmatic Testing

Sample Conversations

We programmatically analyze questions that real customers are asking to AI agents and chatbots, extract brand mentions and sentiment, analyze every response, and synthesize the data into an action plan to increase AI visibility.

ChatGPTChatGPTClaudeClaudeGeminiGeminiAI OverviewsAI Overviews
Longevity Planning & Biohacking(2 queries)

“i'm 40 and want to start a serious longevity routine, what are the best apps or trackers to help me live longer”

0/3 platforms mentioned

ChatGPTChatGPT
1.Oura Ring Gen 4
2.WHOOP
3.Apple Watch
4.iPhone
5.Garmin Forerunner

+29 more

GeminiGemini
1.Humanity
2.Apple Watch
3.Oura
4.Aura
5.Purovitalis

+16 more

AI OverviewsAI Overviews
1.Biograph
2.TruDiagnostic
3.TruAge
4.Tally Health
5.TallyAge

+14 more

“give me a biohacking plan for a beginner focused on lifespan extension, what specific tools should I use”

0/2 platforms mentioned

GeminiGemini
1.Whoop
2.Oura
3.InsideTracker
4.Levels Health
5.NutriSense

+20 more

AI OverviewsAI Overviews
1.Craft Body Scan
2.Life Force
3.InsideTracker
4.BodySpec
5.TrueDark

+7 more

Lifespan Prediction & Tracking(2 queries)

“is there an ai that can predict my lifespan based on my habits and tell me how to improve it”

4/4 platforms mentioned

ChatGPTChatGPT
1.Life2vec
2.ePrognosis
3.ACC/AHA ASCVD Risk Estimator
4.Death Clock
5.DeathTracker

+5 more

ClaudeClaude
1.Death Clock AI
2.Longevity Mirror
3.NuraLogix
4.CES
GeminiGemini
1.Death Clock AI
2.Life2vec
3.Apple Watch
4.Fitbit
5.Oura Ring

+6 more

AI OverviewsAI Overviews
1.Death Clock AI
2.Rejuve.AI
3.Humanity
4.Oura Ring
5.Life2vec

“help me find a lifespan calculator app that gives personalized longevity recommendations”

3/4 platforms mentioned

ChatGPTChatGPT
1.InsideTracker
2.InnerAge
3.Oura
4.Apple Watch
5.TruDiagnostic
14.Death Clock AI

+8 more

ClaudeClaude
1.InsideTracker
2.Oura Ring
3.WHOOP
4.Death Clock
5.Apple Health

+6 more

GeminiGemini
1.Oura
2.Whoop
3.InsideTracker
4.Aging.AI
5.Insilico Medicine

+6 more

AI OverviewsAI Overviews
1.Death Clock
2.Blue Zones
3.University of Minnesota
4.True Vitality Test
5.New England Centenarian Study

+1 more

Health Optimization Insights & Education(1 query)

“recommend some good longevity podcasts or newsletters for data-driven health tips”

0/4 platforms mentioned

ChatGPTChatGPT
1.The Drive
2.Huberman Lab
3.FoundMyFitness
4.Lifespan with Dr. David Sinclair
5.Rejuvenation Roundup

+5 more

ClaudeClaude
1.Longevity by Design
2.InsideTracker Podcast
3.The Gladden Longevity Podcast
4.Found My Fitness
5.New Frontiers in Functional Medicine, Longevity & Epigenetics

+4 more

GeminiGemini
1.The Peter Attia Drive
2.Huberman Lab
3.FoundMyFitness
4.Lifespan
5.ZOE Science & Nutrition

+5 more

AI OverviewsAI Overviews
1.The Peter Attia Drive
2.Huberman Lab
3.FoundMyFitness
4.Longevity by Design
5.InsideTracker

+7 more

Longevity Tech Trust & Comparison(1 query)

“what are the most trusted longevity and health optimization apps right now”

0/3 platforms mentioned

ChatGPTChatGPT
1.Oura
2.WHOOP
3.Levels
4.InsideTracker
5.Cronometer

+8 more

GeminiGemini
1.TruDiagnostic
2.DunedinPACE
3.Rejuvenation Olympics
4.Generation Lab
5.SystemAge

+20 more

AI OverviewsAI Overviews
1.HUMANITY
2.Aura
3.Purovitalis
4.NOVOS
5.SuperAge

+14 more

Analysis

Key Insights

What AI visibility analysis reveals about this brand

Strength

Absolute dominance in lifespan prediction and mortality tracking queries with #1 rankings in Gemini, Claude, and AI Overviews.

Strength

Strong resonance with the 'Mid-Life Intentionality Seeker' persona, achieving a near-perfect average position of 1.5.

Strength

Exceptional performance in AI Overviews with a 31% mention rate and #1 average position across relevant queries.

Gap

Complete invisibility in 'Longevity Planning & Biohacking' and 'Health Optimization Insights' query clusters.

Gap

Underperforming on ChatGPT with a low 22% mention rate, poor average position (9.0), and negative sentiment.

Gap

Minimal penetration into the 'Quantitative Longevity Researcher' persona segment compared to wearable tech competitors.

Opportunity

Pivot content strategy to bridge the gap between 'lifespan prediction' and 'longevity routines' to capture users at the planning stage.

Opportunity

Leverage the high trust in Claude and Gemini to establish the brand as a data source for longevity podcasts and newsletters.

Opportunity

Improve ChatGPT sentiment by seeding authoritative citations that link mortality data to actionable health optimization.

Technical Health

Site Health for AI Visibility

How well Death Clock's website is optimized for AI agent discovery and comprehension.

81/100
14 passed 3 warnings 4 issues
Audited 3/3/2026
Crawlability100

Can AI bots find your pages?

Technical90

SSL, mobile, doctype basics

On-Page SEO58

Titles, descriptions, headings

Content Quality60

Word count, depth, freshness

Schema Markup85

Structured data for AI comprehension

Social & OG82

Open Graph, Twitter cards

AI Readability60

How well AI can parse your content

Critical Issues

!

Page has no title tag

Add a <title> tag describing the page content (50-60 characters).

!

Page has no meta description

Add a <meta name="description"> tag summarizing the page (150-160 characters).

!

Page has no H1 heading

Add a single H1 tag as the main page heading.

!

Content is too thin

Expand your content to at least 300-500 words with valuable information.

Warnings

!

4 render-blocking resources are slowing initial render

Defer non-critical JS with async/defer. Inline critical CSS. Move stylesheets to load asynchronously.

!

Few headings on page

Add more H2 and H3 headings to organize content into sections.

!

Missing Open Graph tags for social sharing

Add og:title, og:description, and og:image meta tags.

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Brand Identity

Brand Voice & Style

How AI perceives Death Clock's communication style and personality

Death Clock communicates with a bold, provocative tone that confronts mortality head-on while maintaining an underlying message of empowerment and hope. The brand uses stark, attention-grabbing messaging about death to motivate positive behavior change. It balances dark humor and existential themes with practical, science-backed health advice, creating a unique voice that's simultaneously unsettling and motivating.

Core Tone Traits

Provocatively Bold

Uses mortality and death as attention-grabbing hooks without being morbid or depressing

Empowering & Action-Oriented

Transforms existential awareness into motivation for positive lifestyle changes

Data-Driven & Scientific

Grounds provocative claims in AI technology and health science

Darkly Playful

Incorporates subtle dark humor while maintaining respect for serious health topics

Competitive Landscape

Related Ecosystem

Related products and services that AI mentions in conversations alongside or instead of Death Clock

1InsideTracker30 mentions
2WHOOP19 mentions
3Oura17 mentions
4Apple Watch16 mentions
5Cronometer16 mentions
6TruDiagnostic16 mentions
7Oura Ring16 mentions
8Nutrisense12 mentions
9Humanity12 mentions
10TruAge12 mentions
11Death Clock12 mentions
Source Intelligence

Citations

Sources that AI assistants cite. Getting featured here improves visibility.

mycleanseplan.com

https://mycleanseplan.com/top-5-health-wearables-to-try-in-2025/

Referenced in 1 query

Review
acgfitness.com

https://acgfitness.com/%F0%9F%8F%8B%EF%B8%8F-the-best-wearable-fitness-devices-of-2025/

Referenced in 1 query

Review
forbes.com

https://www.forbes.com/sites/julieloffredi/2025/02/06/wearables-for-health-and-fitness-in-2025/

Referenced in 1 query

Pitch Story
brandvm.com

https://www.brandvm.com/post/top-diet-tracking-apps-2025

Referenced in 1 query

Review
InsideTracker

https://info.insidetracker.com/optimize

Referenced in 1 query

Review
testing.com

https://www.testing.com/at-home-testing/everlywell-vs-letsgetchecked/

Referenced in 1 query

Review
dexcom.com

https://www.dexcom.com/en-us/all-access/dexcom-cgm-explained/dexcom-g7-vs-freestyle-libre-3-and-libre-3-plus-choosing-the-right-cgm

Referenced in 1 query

Review
innercalmguide.com

https://innercalmguide.com/articles/best-meditation-apps.html

Referenced in 1 query

Review
habitinsight.com

https://www.habitinsight.com/blog/best-habit-tracker-apps-2025/

Referenced in 1 query

Review
bodyspec.com

https://www.bodyspec.com/blog/post/best_smart_scales_of_2025_expert_recommendations

Referenced in 1 query

Review
healthandliving.net

https://healthandliving.net/the-best-blood-pressure-monitors-in-2025-the-usas-most-popular-monitors-rated-reviewed/

Referenced in 1 query

Review
The Guardian

https://www.theguardian.com/wellness/2024/mar/11/diabetes-monitoring-glucose-blood-sugar-products

Referenced in 1 query

Pitch Story
Content Engineering

Goals & Content Ideas

Ideas to help AI agents better understand the business and be more likely to use Death Clock's resources to help users.

Dominate Longevity Planning AI Search Results

Address the critical gap where Death Clock is ignored for holistic planning queries by creating comprehensive content around longevity planning and biohacking routines. This strategy will seed AI training data with authoritative Death Clock content, positioning us alongside InsideTracker and Oura when users ask AI assistants for longevity recommendations. Social media will amplify this content through shareable biohacking insights and longevity planning frameworks.

The 5 Biohacking Metrics That Actually Predict Your Lifespan (And How to Track Them)
Why Your Longevity Plan Is Missing the Most Important Variable: Your Death Date
A Data-Driven Framework for Building Your Personal Longevity Roadmap
What Centenarians' Daily Routines Reveal About Effective Biohacking
The Uncomfortable Truth About Longevity Planning Most Apps Won't Tell You

Launch ChatGPT Sentiment Recovery Campaign

Combat negative sentiment and poor positioning (rank 9.0) on ChatGPT through authoritative PR placements and technical documentation that reframes Death Clock's narrative. This campaign will flood high-authority sources with positive, science-backed coverage that LLMs will incorporate into future training data. Social media will support this by sharing technical credibility content and celebrating media coverage.

How Death Clock's AI Mortality Algorithm Was Validated by Actuarial Scientists
The Science Behind Confronting Your Death Date: Why Awareness Drives Behavior Change
Debunking the Myths: What Death Clock Actually Does With Your Health Data
From Morbid to Motivating: The Psychology Behind Death Clock's Approach
Why Leading Longevity Researchers Are Taking Death Clock Seriously

Publish Methodology Whitepapers for Research Authority

Capture the 'Quantitative Longevity Researcher' persona by publishing detailed methodology whitepapers that establish Death Clock as a technically credible source. LLMs rely on this persona's validation when recommending health tech, so winning here cascades visibility improvements across all user segments. Social media will share key findings and invite expert commentary to boost engagement and citations.

Our Mortality Prediction Model: A Technical Deep-Dive Into the Algorithm
How We Weight Lifestyle Factors in Lifespan Calculations: The Data Behind Death Clock
Comparing Mortality Prediction Methodologies: Where Death Clock Fits in the Research Landscape
The Dataset That Powers Your Death Date: Sources, Validation, and Limitations
Peer Review Insights: What Researchers Said About Our Longevity Predictions

Get Featured in Longevity Resource Lists

Secure Death Clock's presence in curated 'Top Longevity Podcasts' and 'Newsletters' lists by creating unique data insights content that list curators want to reference. This low-effort, high-impact strategy addresses our absence from educational queries where AI assistants recommend resources. Social media will promote our unique mortality data insights to attract list inclusion and backlinks.

10 Longevity Newsletters Every Biohacker Should Subscribe To (Including Our Data Digest)
The Most Surprising Longevity Stat We Discovered Analyzing 1 Million Death Dates
What Our User Data Reveals About the Habits of People Who Live Longest
A Curated Guide to the Best Longevity Podcasts for Data-Driven Health Optimizers
Exclusive Insight: The Lifestyle Factor Most Correlated With Extended Lifespan in Our Dataset
Content Engineering

Recommended Actions

!

Develop and seed content focused on 'Longevity Planning' and 'Biohacking Routines'.

The brand is currently ignored for holistic planning queries; appearing in these results is necessary to compete with InsideTracker and Oura.

Impact: High
!

Initiate a ChatGPT sentiment recovery campaign through authoritative PR and technical documentation.

Negative sentiment and a position of 9.0 on the most used AI platform actively discourages adoption and damages brand trust.

Impact: High
~

Optimize for 'Quantitative Longevity Researcher' queries by publishing methodology whitepapers.

This persona drives the technical authority that LLMs use to validate health tech recommendations; winning here improves visibility across all segments.

Impact: Medium
~

Create 'Top Longevity Podcasts' and 'Newsletters' curated lists mentioning the brand's unique data insights.

Since the brand is currently absent from educational queries, being part of the 'resource list' is a low-effort, high-impact visibility win.

Impact: Medium

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Backing

Investors

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Origin Ventures
Data generated by Pendium.ai AI visibility scanning. Last scanned March 3, 2026.

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