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Age Difference Calculator
 
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Age Difference Calculator

Find exact age gap between two people
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Problem
Users need to determine exact age gaps manually using calendars or basic subtraction, which is time-consuming and error-prone.
Solution
A web-based calculator tool that automatically computes age differences in years, months, and days by inputting dates of birth, birth years, or current ages.
Customers
Parents, individuals in relationships, genealogists, and social media users seeking precise age comparisons for personal, familial, or content purposes.
Unique Features
Supports multiple input methods (dates, years, current ages), calculates exact gaps down to days, and displays results instantly.
User Comments
Simplifies tracking sibling age differences
Useful for relationship milestone posts
Accurate for genealogy research
No manual math required
Quick sharing options
Traction
Featured on Product Hunt with 500+ upvotes, listed on the product's website as having 50k+ monthly users and $1.5k MRR.
Market Size
The global online dating market, a key use case for age gap tools, is valued at $3.44 billion in 2024 (Statista).

Exact Age Calculator

Find your exact age in years, months, days, even seconds.
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Problem
Users need to manually calculate their age or use basic tools that only provide age in years. Manual calculation is time-consuming and prone to errors, while basic tools lack detailed breakdowns into months, days, hours, etc.
Solution
A free online Age Calculator that lets users input birthdates to instantly get their exact age in years, months, weeks, days, hours, minutes, and seconds. It also includes fun features like heartbeat estimates and birthday countdowns.
Customers
Healthcare professionals tracking patient ages, parents documenting children’s milestones, and event planners organizing birthday celebrations.
Unique Features
Precision down to seconds, heartbeat estimates based on age, countdown to next birthday, and multi-unit age breakdowns (weeks, days, etc.).
User Comments
Saves time for medical record-keeping
Fun for milestone celebrations
Accurate for legal documents
Easy birthday planning
Free and user-friendly
Traction
Launched on ProductHunt with 500+ upvotes. Website traffic estimated at 50k+ monthly visits (similarweb.com). No disclosed revenue; free product.
Market Size
The global data analytics market, which includes demographic tools, was valued at $307.52 billion in 2023 (Grand View Research).
Problem
Users need to manually calculate their age or use non-specialized tools, which is time-consuming and error-prone, while existing online calculators often lack privacy or store personal data.
Solution
A web-based tool that allows users to calculate their exact age in years, months, days, and seconds instantly by entering their birthdate. It ensures 100% privacy with no tracking or data storage.
Customers
Healthcare professionals, HR personnel, educators, event planners, and individuals verifying age for legal or administrative purposes.
Unique Features
Fully private calculation with no data storage, precise time-unit breakdown (including seconds), and immediate results without registration.
User Comments
Saves time compared to manual calculations
Accurate results for legal documents
No ads or hidden tracking
Simple interface for quick use
Trustworthy privacy policy
Traction
Launched on ProductHunt with 44 upvotes (4.6/5 rating). Free tool with potential monetization via premium APIs or enterprise features for institutions.
Market Size
The global calculator app market is projected to reach $1.5 billion by 2027 (Allied Market Research), with age-specific tools being a niche segment.
Problem
Users struggle with error-prone, time-consuming manual calculations and rely on non-private, limited online tools to determine chronological age for medical, legal, educational, or personal purposes.
Solution
A web-based chronological age calculator tool that lets users calculate exact age down to hours with precision, featuring a privacy-focused design with no data storage and mobile-friendly accessibility (e.g., input birthdate/time for instant results).
Customers
Medical professionals, legal advisors, educators, researchers, and individuals needing exact age data for documentation, eligibility checks, or personal milestones.
Unique Features
1. Privacy-first approach (no data storage) 2. Granular age breakdown (years, months, days, hours) 3. Mobile-optimized interface 4. Ad-free experience 5. Compliance with medical/legal accuracy standards
User Comments
Accurate results for medical records
Easy to use on mobile devices
Appreciate the privacy focus
Helpful for school enrollment checks
Saves time vs manual math
Traction
Launched on ProductHunt (exact stats unspecified), cited as 'perfect for medical/legal use', mobile-friendly adoption implied via design focus. Comparable tools report 500k+ monthly users.
Market Size
The global healthcare analytics market, where age calculation tools are critical, is projected to reach $167.2 billion by 2030 (Grand View Research, 2023).

Age Calculator

Calculate exact age in years, months, days
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Problem
Users need to manually calculate their age using calendars or basic tools, which is time-consuming and prone to errors
Solution
Web-based tool allowing users to calculate exact age in years, months, and days instantly, with examples like determining age for medical records, HR forms, or event planning
Customers
HR professionals, healthcare administrators, educators, event organizers, and individuals needing precise age data
Unique Features
Fully responsive design, SEO-optimized for visibility, free access, and instant results with date precision
User Comments
Saves time for administrative tasks
Accurate for legal documents
Easy to use on mobile
Helpful for school registrations
No ads or login required
Traction
Listed on ProductHunt with 100+ upvotes, fully functional free tool with no disclosed revenue data
Market Size
The global online calculator tools market is estimated at $500 million annually, driven by demand in professional and personal use cases

Chronological Age Calculator

Chronological Age Calculator Online Free
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Problem
Users need to manually calculate their chronological age, which is time-consuming and prone to errors due to varying days in months, leap years, and manual date math.
Solution
An online tool where users input their birthdate to instantly calculate their exact age in years, months, and days with automated accuracy, eliminating manual errors (e.g., inputting 1990-05-15 returns "34 years, 3 months, 10 days").
Customers
Healthcare professionals, fitness trainers, HR managers, educators, and individuals needing precise age verification for legal, medical, or administrative purposes.
Unique Features
100% free with no registration, instant results, handles leap years/month-length variations automatically, and mobile-friendly interface.
User Comments
Saves time compared to manual calculation
Accurate for medical records
Simple for legal documents
No ads or paywalls
Useful for age-restricted services
Traction
Launched on ProductHunt (2024-05-10), 180+ upvotes, featured on https://www.producthunt.com/r/IRUPNPIASL3XFB, no disclosed revenue/user metrics.
Market Size
The global health & wellness app market, where age calculators are used for fitness/medical purposes, was valued at $4.4 billion in 2023 (Grand View Research).

Age Guard: Age Verification

Adds an Age Verification Popup to Your Shopify Online Store
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Problem
Users might struggle with compliance for age-restricted products on their Shopify online stores, lacking a seamless and customizable solution for age verification.
Solution
An app that integrates a customizable age verification popup into Shopify online stores, ensuring compliance for age-restricted products by allowing tailored design, text, and behavior. The setup is straightforward, providing a smooth experience while keeping the store compliant.
Customers
Shopify online store owners who sell age-restricted products and need a solution to verify the age of their customers.
Unique Features
Customizable age verification popup design, text, and behavior tailored for Shopify stores to ensure compliance with regulations regarding age-restricted products.
User Comments
1. Easy installation and configuration.
2. Helpful for maintaining compliance with age restrictions.
3. Customization options are user-friendly.
4. Smooth user experience for customers.
5. Effective in verifying customer ages.
Traction
The product has gained traction on ProductHunt with positive reviews and user engagement, with a growing number of Shopify store owners adopting the app for age verification purposes.
Market Size
The market for age verification solutions for online stores, especially those selling age-restricted products, is growing rapidly. The global market for age verification technologies was valued at approximately $2.45 billion in 2020 and is expected to reach $5.1 billion by 2026, with a CAGR of 12.5%.
Problem
Users struggle to accurately estimate their age based on appearance, leading to curiosity and uncertainty.
Solution
Mobile app that utilizes artificial intelligence for age estimation by analyzing facial features from selfies or photos taken with friends.
Core features: Utilizes AI technology to provide an accurate estimation of a person's age from uploaded images.
Customers
Individuals curious about how old they look, social media users interested in fun and engaging apps.
Unique Features
Accurate age estimation using artificial intelligence technology, quick results within seconds from uploaded images.
User Comments
Fun and entertaining way to determine your 'age' according to the app's AI algorithms.
Easy to use, quick results, perfect for social media sharing and group activities.
Accurate in estimating age ranges, great for having fun with friends and family.
Traction
Featured on ProductHunt with positive user engagement and excitement.
Growing number of downloads and shares on social media platforms.
Positive user feedback and app reviews, indicating a growing user base.
Market Size
Global facial recognition market size is projected to reach $12.92 billion by 2027, with a CAGR of 13.04%.

Hanaro. Find the Right People, Worldwide

Need connections? Just ask Hanaro — like ChatGPT.
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Problem
Users need connections (mentors, clients, friends) but rely on manual searches, networking events, or generic platforms like LinkedIn. Manual searches and generic platforms are time-consuming, geographically limited, and lack AI-driven personalization.
Solution
AI-powered connection-finding tool. Users input needs (e.g., "find a SaaS mentor in Berlin") and Hanaro scans global online sources with AI to instantly generate relevant matches, similar to ChatGPT’s Q&A format.
Customers
Recruiters, startup founders, sales professionals, entrepreneurs, and business developers seeking targeted global connections.
Unique Features
ChatGPT-like conversational interface, real-time global data scanning, and context-aware matching beyond LinkedIn’s static profiles.
User Comments
Saves hours on research
Accurate niche matches
Intuitive ChatGPT-style interaction
Global reach eliminates location barriers
No spammy LinkedIn outreach
Traction
Launched in 2024, Hanaro has 1,200+ early users and integrates with LinkedIn, Twitter, and AngelList. Founder has 2,300+ X followers.
Market Size
The global $760 billion recruitment market (Statista 2023) and $50B+ sales intelligence sector (MarketsandMarkets 2024) reflect demand for AI-driven connection tools.

People Finder

Free people search & reverse phone number lookup
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Problem
Users struggle to find accurate contact information about individuals, especially through traditional methods like directories or search engines, which can be time-consuming and often lead to insufficient or outdated results. The drawbacks include difficulty in acquiring accurate contact data, reliance on manual search efforts, and often limited access to comprehensive information like relatives or email addresses.
Solution
A web-based tool that allows users to conduct free people searches and reverse phone number lookups, providing access to current addresses, phone numbers, email addresses, relatives, and more. The core feature is the ability to perform comprehensive and quick searches for accurate contact information.
Customers
People working in real estate, recruiters, private investigators, journalists, and marketers who need to gather contact information efficiently and accurately.
Unique Features
Free access to a database that enables reverse phone lookup and people searches without needing a subscription or payment.
User Comments
Highly accessible and easy to use.
Accurate and comprehensive results.
Useful for quick verification of contact information.
Saves time compared to traditional methods.
Free access is a significant benefit compared to paid alternatives.
Traction
The product is newly launched on platforms like ProductHunt, emphasizing its recent introduction and potentially increasing popularity among users looking for free search tools.
Market Size
The global market for online people search and associated services is expected to grow significantly, with revenue from such services projected to reach approximately $3.2 billion by 2025, driven by continuous demand for personal and business purposes.