Best Lifespan Prediction Apps

195+ iOS apps curated and reviewed

3.7 avg rating
19 free apps
Updated July 2026

With an average user rating of 3.7★, the lifespan prediction category is one of the App Store's strongest. Browse all 195+ apps we track, sorted so the most loved ones surface first.

Compare top Lifespan Prediction Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Countdown - When Will I Die?Countdown - When Will I Die?Free3.7★ (149)YesNoJun 2026
2When Will I Die? - Death ClockWhen Will I Die? - Death ClockFree4.4★ (6K)YesNoJul 2026
3Death Clock: The Life LabDeath Clock: The Life LabFree4.8★ (15K)NoYesJul 2026
4iDieiDieFree2.6★ (22K)NoJul 2026
5HUMANITY - AI Health CoachHUMANITY - AI Health CoachFree4.8★ (3K)YesYesJul 2026
6Life Advisor: Baby MakerLife Advisor: Baby MakerFree4.1★ (17K)YesYesJul 2026
7Life Key- Master Your FutureLife Key- Master Your FutureFree4.2★ (2.4K)NoYesJul 2026
8Time Left - A daily reminder to live wellTime Left - A daily reminder to live wellFree3.0★ (91)NoNoMay 2026

Top Picks for Lifespan Prediction

Countdown - When Will I Die?#1

Countdown - When Will I Die? by 长金 胡

Calculate & predict lifespan
Editor's Choice
🎬 Entertainment
3.7(149 ratings)
FreeAds
Countdown - When Will I Die? screenshot 1
Countdown - When Will I Die? screenshot 2
Countdown - When Will I Die? screenshot 3
Countdown - When Will I Die? screenshot 4

This app calculates your predicted lifespan for entertainment purposes. It also tracks your time alive with second-level accuracy. The goal is to encourage healthier habits and a greater appreciation for time.

When Will I Die? - Death Clock#2

When Will I Die? - Death Clock by DH3 Games

Death Age Countdown Quiz
Strong Contender
🌟 Lifestyle
4.4😐(6K ratings)
FreeAds
When Will I Die? - Death Clock screenshot 1
When Will I Die? - Death Clock screenshot 2
When Will I Die? - Death Clock screenshot 3

Estimate your lifespan by answering lifestyle and habit questions. This app uses a unique algorithm to provide a death age countdown. Explore 10 different quizzes for entertainment.

What We Love

  • 🤡 Entertaining
  • 🤔 Thought-provoking
  • 🤷‍♀️ Curiosity-inducing

Room to Improve

  • 🙄 Unreliable results
  • 🤯 Potentially disturbing content
  • 🤑 Excessive ads
Death Clock: The Life Lab#3

Death Clock: The Life Lab by Most Days

Improve your health with AI
Worth Considering
💪 Health & Fitness
4.8😞(15K ratings)
FreeIn-App Purchases
Death Clock: The Life Lab screenshot 1
Death Clock: The Life Lab screenshot 2
Death Clock: The Life Lab screenshot 3
Death Clock: The Life Lab screenshot 4
Death Clock: The Life Lab screenshot 5
Death Clock: The Life Lab screenshot 6

This app uses AI and medical science to predict your lifespan and create a personalized plan for a longer, healthier life. It analyzes your health data, provides evidence-based recommendations, and tracks your progress in real-time.

What We Love

  • 💡 Interesting and amusing experience
  • 👍 Clean, smooth interface
  • 👍 Provides immediate results
  • 👍 Free to use without account

Room to Improve

  • 🐛 Buggy, with issues like freezing and crashing
  • 💰 Misleading about subscription fees and trial periods
  • 🤔 Inaccurate or irrelevant recommendations

More Lifespan Prediction apps to explore

4
iDie
iDie
iDie
by Joseph Kumph
Free

Calculate your remaining lifespan and track your time with a simple, free tool. Use your estimated days, hours, and minutes to prioritize what truly matters.

Life expectancy calculationProgress timerTime management tool
🎬 Entertainment
(22K)
free
5
HUMANITY - AI Health Coach
HUMANITY - AI Health Coach
HUMANITY - AI Health Coach
Track - Reduce Biological Age
Free

This app uses generative AI and your health data to track your biological age and provide personalized guidance for improving healthspan and longevity. It helps you understand your aging rate and take actionable steps to live healthier for longer.

Track biological age and aging rateAI-powered personalized health guidanceAnalyze blood test results
💪 Health & Fitness
(3K)
free with in-app purchases
6
Life Advisor: Baby Maker
Life Advisor: Baby Maker
Life Advisor: Baby Maker
Future Me & Personal Test
Free

Explore your future and hidden self with engaging tests. Discover predictions for aging, gender, future babies, and palmistry. Gain deeper self-understanding through professional assessments and psychology insights.

Aging and youth predictionsGender transformationFuture baby face prediction
💪 Health & Fitness
(17K)
free with in-app purchases
7
Life Key- Master Your Future
Life Key- Master Your Future
Life Key- Master Your Future
future me & better life
Free

Explore your inner self with psychological tests and see your future with AI-powered tools. Generate AI babies, see yourself aged, or revisit your youth. Discover your personality and potential.

AI baby generatorChildhood face transformationFuture baby prediction
🎬 Entertainment
(2.4K)
subscription
8
Time Left - A daily reminder to live well
Time Left - A daily reminder to live well
Time Left - A daily reminder to live well
by Apptly LLC
Free

This app offers a visual representation of your estimated life expectancy, encouraging you to live each day to the fullest. It provides daily reminders and inspiring quotes to motivate mindful living. View your remaining time as a countdown or a specific date, and share your progress with others.

Life expectancy visualizationCountdown or exact date viewDaily reminders
🌟 Lifestyle
(91)
free
9
Life Explorer-Master Your Life
Life Explorer-Master Your Life
Life Explorer-Master Your Life
Daily Horoscope & Baby Maker
Free

Explore your future, past lives, and potential relationships with AI-powered predictions. Discover fun tests, track your heart rate, and record life's memorable moments. This app offers a journey of self-discovery and entertainment.

AI future predictionsFun AI baby generatorPast life exploration
💪 Health & Fitness
(4.2K)
free with in-app purchases
10
Longevity Compass: Live longer
Longevity Compass: Live longer
Longevity Compass: Live longer
Personalized Lifespan Coach
Free

This app provides personalized insights into your lifestyle, habits, and health to estimate your lifespan. It offers expert recommendations and tailored plans to help you make impactful changes for a longer, healthier life. Track your progress and receive support from a longevity coach.

Personalized lifespan estimationLifestyle and habit insightsExpert recommendations
🌟 Lifestyle
(2)
free with in-app purchases
11
My 2025 Prediction
My 2025 Prediction
My 2025 Prediction
Predict your 2025 with emoji
Free

Explore predictions about your daily life and future journey. Discover insights into what lies ahead, including love life and messages for the upcoming year. Share your fun predictions with friends and on social media.

2025 future predictionsLove life predictionsFuture messages for you
🎬 Entertainment
(155)
free with in-app purchases
12
Palmist: Best AI Palm Reader
Palmist: Best AI Palm Reader
Palmist: Best AI Palm Reader
Palm Reading. Modern Palmistry
Free

This app uses AI to analyze your palm lines for predictions and insights into love, career, finances, and more. Explore detailed hand readings, future event forecasts, and compatibility analysis to navigate life with greater confidence.

AI-powered palm readingFuture event predictionsCompatibility analysis
🌟 Lifestyle
(4.5K)
free with in-app purchases
13
Aging Wonder
Aging Wonder
Aging Wonder
What I Look Like When Im Older
Free

Explore your future appearance or see what loved ones looked like as children. This app uses AI to predict aging, generate future baby faces, and apply cartoon effects. You can even swap genders or see yourself younger.

AI age predictionFuture baby face generatorYounger appearance effect
📷 Photo & Video
(2.3K)
subscription
14
LivingTo100.com
LivingTo100.com
LivingTo100.com
Life Expectancy Calculator
$4.99

Estimate your lifespan with a calculator based on extensive medical and scientific research. Developed by the director of the New England Centenarian Study, it uses current data to predict your potential age.

Life expectancy estimationBased on medical dataDeveloped by centenarian study director
💪 Health & Fitness
(420)
free
15
Everdays: Retirement Planning
Everdays: Retirement Planning
Everdays: Retirement Planning
Senior planning & insurance
Free

This app helps seniors plan for their future by guiding them through saving, healthcare, and legacy planning. It offers personalized plans and connects users with insurance options to ensure their wishes are met and their loved ones are cared for.

Retirement saving guidanceFuture healthcare planningLegacy and final wishes planning
💰 Finance
(994)
free
16
How Will I Look When Im Older
How Will I Look When Im Older
How Will I Look When Im Older
What I Look Like When Grow Up
Free

Explore your future appearance with a fun photo editing app. Transform your look with age progression, gender swap, and youth effects. Discover celebrity look-alikes and create amusing pictures of yourself.

Age progression simulationGender swap effectYouthful appearance filter
📷 Photo & Video
(4.2K)
free with in-app purchases
17
Lifespan-Time machine
Lifespan-Time machine
Lifespan-Time machine
Cherish every day
Free
🌟 Lifestyle
(0)
18
Soul Insight - AI Face Aging
Soul Insight - AI Face Aging
Soul Insight - AI Face Aging
meditation & Mind Reader
Free

Discover inner peace with meditation and soothing music, or explore your future with fun AI-powered predictions. See your future self, predict your baby's appearance, and analyze your personality and palmistry for entertainment.

AI face aging predictionsFuture baby and partner predictionsCartoon image generation
🎬 Entertainment
(519)
subscription
19
Life Clock-Lifespan Calculator
Life Clock-Lifespan Calculator
Life Clock-Lifespan Calculator
Your time is ticking.
Free

This app helps you visualize your remaining lifespan and plan for retirement. It calculates life expectancy based on lifestyle choices, offering a perspective on how much time you have left.

Lifespan calculationRetirement financial planningLifestyle impact analysis
🎬 Entertainment
(2)
free with in-app purchases
20
InsideTracker
InsideTracker
InsideTracker
Feel stronger. Live longer.
Free

This app analyzes your blood, DNA, and fitness tracker data to provide personalized, science-backed recommendations for improving your health and well-being. It offers a guided program with actionable insights on nutrition, supplements, and exercise to help you feel stronger and live longer.

Blood, DNA, and fitness tracker data analysisPersonalized Action PlanNutrition and supplement recommendations
💪 Health & Fitness
(338)
free with in-app purchases

FAQ about Lifespan Prediction

What are the best lifespan prediction apps for iPhone?
Countdown - When Will I Die? tops our lifespan prediction apps ranking as of July 2026, with a 3.7-star average from 149 App Store ratings, and it's free to download.
Yes — 19 of the top lifespan prediction apps we rank are free to download, including Countdown - When Will I Die? and When Will I Die? - Death Clock.
Countdown - When Will I Die? shows ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 195+ lifespan prediction apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app is designed for entertainment and prompts users to consider their health and time. It calculates your predicted lifespan based on big data and also tracks how long you have been alive, accurate to the second. The aim is to encourage healthier lifestyle choices and a better appreciation for time.
No, the lifespan prediction is strictly for entertainment purposes only and should not be taken seriously. The app uses big data for its calculations, but it is not a medical or scientific tool. The focus is on encouraging users to live healthier lives.