Best Baby Age Calculator Apps

229+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

Finding the right baby age calculator app can be overwhelming with so many options. We've analyzed 229+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Baby Age Calculator

Age Calculator; Date of Birth#1

Age Calculator; Date of Birth by Ankit Seth

Birthday Countdown, Age Stats
Editor's Choice
🔧 Utilities
4.8(59 ratings)
FreeAdsIn-App Purchases
Age Calculator; Date of Birth screenshot 1
Age Calculator; Date of Birth screenshot 2
Age Calculator; Date of Birth screenshot 3
Age Calculator; Date of Birth screenshot 4
Age Calculator; Date of Birth screenshot 5
Age Calculator; Date of Birth screenshot 6

Calculate age precisely to the second and explore fascinating time-related facts. Manage family birthdays with profiles and enjoy live countdowns to upcoming celebrations. It's a fun and informative way to engage with your personal timeline.

Baby + | Your Baby Tracker#2

Baby + | Your Baby Tracker by Philips Digital UK Limited

Baby Development & Tracker App
Strong Contender
🏥 Medical
4.7😐(7.8K ratings)
FreeAds
Baby + | Your Baby Tracker screenshot 1
Baby + | Your Baby Tracker screenshot 2
Baby + | Your Baby Tracker screenshot 3
Baby + | Your Baby Tracker screenshot 4
Baby + | Your Baby Tracker screenshot 5

Track your baby's growth, development, and milestones with this comprehensive app. Access daily articles, weekly guides, and video tutorials on breastfeeding and parenting. Record memories, feeding schedules, sleep patterns, and health information.

What We Love

  • 🚀 Great for tracking baby's activities
  • 📊 Helpful data visualization and analytics
  • 📚 Useful articles and guides
  • 🎨 Personalized features like face-a-day and yearbook

Room to Improve

  • 🐛 Frequent data loss and sync issues
  • 🕰️ Difficulty editing/adjusting tracking timers
  • 🔆 Lack of night mode/dark theme
Age Calculator App#3

Age Calculator App by Vishal Patel

Easy Age Calculator
Worth Considering
🔧 Utilities
4.5😞(3.3K ratings)
FreeAdsIn-App Purchases
Age Calculator App screenshot 1
Age Calculator App screenshot 2

Calculate your exact age in various units like months, days, hours, minutes, and seconds. This app also includes a BMI calculator for additional health insights.

What We Love

  • ⭐ Excellent
  • ⭐ Helpful
  • ⭐ Nice calculator

Room to Improve

  • 🔍 Too many ads
  • 🔍 Overloaded with ads
  • 🔍 Ads interrupt usage

More Baby Age Calculator apps to explore

4
Age Calculator Original
Age Calculator Original
Age Calculator Original
Calculate Chronological Age
Free

Calculate your precise age in various units of time, from years down to seconds. Save ages, find remaining time until your next birthday, and use it for various counting needs like birthdays or pets.

Calculate age in multiple time unitsSave ages with namesEmail calculated results
🌟 Lifestyle
(78)
free
5
Age Calculator - Date of Birth
Age Calculator - Date of Birth
Age Calculator - Date of Birth
Baby Age Tracker & Calculating
Free

Calculate your exact age in years, months, days, hours, and minutes. Set birthday reminders and countdowns for friends and family. This app helps you never forget important dates.

Calculate exact age in years, months, days, hours, minutesBirthday countdownsAnniversary tracker
🎬 Entertainment
(48)
free with in-app purchases
6
BabyCenter Pregnancy Tracker
BabyCenter Pregnancy Tracker
BabyCenter Pregnancy Tracker
Track Baby Development & Size
Free

This app helps you track your pregnancy week-by-week, monitor your baby's development, and access expert advice. It also offers a loyalty program for exclusive discounts and a community forum for support.

Week-by-week pregnancy tracking3-D fetal development videosLoyalty program for discounts
🏥 Medical
(292K)
free with in-app purchases
7
Age Calculator (Life Days)
Age Calculator (Life Days)
Age Calculator (Life Days)
by Seong Eon Kim
Free

Calculate your exact age in years, months, and days. Track the total number of days you have lived since birth. Also useful for calculating a baby's age in months.

Calculate age in yearsCalculate age in monthsCalculate total days lived
🔧 Utilities
(48)
ad-supported
8
Age Calculator - Birthdays44
Age Calculator - Birthdays44
Age Calculator - Birthdays44
Birthday Countdown & Reminders
Free
🔧 Utilities
(0)
9
Pregnancy Baby Tracker - WTE
Pregnancy Baby Tracker - WTE
Pregnancy Baby Tracker - WTE
Track Development & Growth
Free

This app guides you through pregnancy and early parenthood with weekly updates, development trackers, and expert advice. It helps you monitor your baby's growth, manage symptoms, and connect with other parents.

Week-by-week pregnancy trackerDue date calculatorBaby development and growth tracking
🏥 Medical
(376K)
free with in-app purchases
10
Chronological Age Calculator +
Chronological Age Calculator +
Chronological Age Calculator +
Birthday, Numerology, Zodiac
Free

Calculate your precise age, both currently and for any past or future date. Discover your zodiac sign and birth number with this intuitive and easy-to-use utility.

Exact age calculationAge calculation for specific datesZodiac sign determination
🔧 Utilities
(132)
free with in-app purchases
11
Baby age tracker calculator
Baby age tracker calculator
Baby age tracker calculator
Pregnant mom: Pregnancy week
Free

This app helps expectant mothers track their pregnancy journey week by week. It provides accurate gestational age calculations, details on baby development, and a personalized calendar for symptoms and milestones. It's a comprehensive tool for monitoring pregnancy progress and preparing for key moments.

Gestational age calculatorBaby development tracking week by weekPregnancy calendar
🏥 Medical
(9)
free with in-app purchases
12
Ani - Real-Time Age Calculator
Ani - Real-Time Age Calculator
Ani - Real-Time Age Calculator
A different motivation source
Free

Precisely calculate your age in real-time, down to the second. Track milestones like months, weeks, and days, and receive notifications when they're reached. Enjoy a unique greeting effect and a widget for instant age viewing.

Real-time age calculationAge in months, weeks, days, hours, minutes, secondsDays left to next milestone
🌟 Lifestyle
(94)
free
13
The Bump: Baby & Pregnancy App
The Bump: Baby & Pregnancy App
The Bump: Baby & Pregnancy App
Baby Tracker, Growth & Names
Free

This app is a comprehensive pregnancy and baby tracker for expecting and new parents. It offers weekly updates on baby's growth with fun comparisons, a baby name finder, and daily advice from experts. It also includes helpful tools like a due date calculator, kick counter, and a food safety guide.

Weekly baby growth comparisonsBaby name finder3D interactive baby growth visualization
💪 Health & Fitness
(39K)
free with in-app purchases
14
PiyoLog Baby Feeding Tracker
PiyoLog Baby Feeding Tracker
PiyoLog Baby Feeding Tracker
Newborn Breastfeed Sleep Log
Free

This app helps parents track essential newborn activities like feeding, diaper changes, and sleep in real time. It offers easy one-handed operation and a sharing function for couples to stay updated on their baby's health and development.

Real-time sharing for couplesOne-handed operationNursing timer
🏥 Medical
(2.6K)
free with in-app purchases
15
School Age Calculator App 2020
School Age Calculator App 2020
School Age Calculator App 2020
Best Parenting Apps For Parent
Free

This app helps parents and school staff accurately calculate a child's age in years, months, and days for school admission forms. It simplifies a complex calculation, accounting for leap years, and allows for easy sharing of the results.

Accurate age calculation (years, months, days)Handles leap yearsShare results via email/SMS/WhatsApp
📚 Education
(4)
free
16
Gestational Age (baby's age)
Gestational Age (baby's age)
Gestational Age (baby's age)
Calculator & Prenatal Care
Free

This app helps healthcare professionals quickly calculate gestational age, estimate due dates, and track prenatal care. It offers tools for monitoring pregnancy progress, including clinical charts, fetal weight estimation, and patient history organization.

Gestational age calculation (LMP & Ultrasound)Estimated Due Date (EDD) calculationPrenatal care tracking
🏥 Medical
(184)
free with in-app purchases
17
#1 Age Calculator
#1 Age Calculator
#1 Age Calculator
Reliable. Fast. Simple
Free

Quickly determine a person's chronological age with this straightforward calculator. It automatically computes age upon entering a birth date and can also calculate age for a past date.

Automatic chronological age calculationEnter birth date to calculate ageCalculate age for an earlier date
🏥 Medical
(809)
free
18
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.

Scientific calculatorUnit converterCurrency converter
📊 Productivity
(12K)
free with in-app purchases
19
Birthday Calculator-Age Finder
Birthday Calculator-Age Finder
Birthday Calculator-Age Finder
Find age from date of birth
Free

Easily calculate your precise age in years, months, days, and even seconds from your date of birth. It also helps you find the remaining time until your next birthday or anniversary and calculate the difference between any two dates and times.

Calculate exact age in years, months, days, secondsFind days remaining until next birthday/anniversaryCalculate difference between two dates and times
🔧 Utilities
(7)
free
20
Age Calculator & Birth Date
Age Calculator & Birth Date
Age Calculator & Birth Date
Baby Age & Birthday Tracker
Free
🔧 Utilities
(0)