Tools & Calculator
Alternatives
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Tools & Calculator
Exact age in years, months & days
1
Problem
Users need to manually calculate age from date of birth, which is time-consuming, prone to errors, and lacks convenience for quick verification.
Solution
A web-based calculator tool that automatically calculates age from date of birth, allowing users to input DOB and instantly get precise age in years, months, and days without ads or logins.
Customers
Healthcare professionals, HR personnel verifying employee/contractor eligibility, event organizers checking age restrictions, and individuals managing paperwork requiring age verification.
Alternatives
Unique Features
Instant ad-free calculation, cross-device compatibility (mobile/desktop), no registration, and precise output (years, months, days).
Market Size
The global calculator app market was valued at $1.2 billion in 2022 (Statista, 2023).

Age Calculator
Calculate exact age in years, months, days
4
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
Problem
Users struggle to track the days passed and remaining in the year effectively, leading to a lack of motivation and planning.
Lack of visual representation of days left in the year results in difficulty in staying motivated and planning efficiently.
Solution
Calendar app with a visual representation of days passed and remaining in the year.
Users can visualize the days left in the year, track progress, stay motivated, and plan effectively.
Visual calendar app providing a clear visualization of days passed and remaining, helping users stay motivated and plan ahead.
Customers
Students, professionals, entrepreneurs, goal-oriented individuals, and those seeking motivation and planning assistance.
Goal-oriented individuals, professionals, and students looking for motivation and efficient planning.
Alternatives
View all Days Been alternatives →
Unique Features
Clear visual representation of days remaining in the year.
Motivational tool to track progress and plan ahead effectively.
Unique visual representation of days left in the year for enhanced motivation and planning efficiency.
User Comments
Simplifies tracking goals and planning.
The visual representation is motivating.
Helps in staying focused and organized.
Great tool to visualize time and plan effectively.
Useful for maintaining momentum and productivity.
Traction
As of the latest update, the app has gained 10,000 downloads.
10,000 downloads of the app show a growing user base and popularity among users.
Market Size
Market size for motivational and planning apps like this could be substantial, considering the growing demand for productivity tools. A comparable industry data suggests the market could be valued at billions of dollars.
Problem
Users struggle to understand what causes their bad days due to a lack of tracking and analysis, often leading to a cycle of repeated mistakes and decreased well-being. The drawbacks include lack of tracking and analysis of bad days.
Solution
Them Days is a mobile app that allows users to rate their day on a scale from 1 to 10 and add notes about what made it a good or bad day. This helps in identifying trends in the bad days and assists users in making changes to improve their well-being.
Customers
The app targets individuals interested in personal development, mental health enthusiasts, and those seeking to understand and improve their daily well-being.
Unique Features
Its unique features include simple day rating system, trend analysis of bad days, and ability to add detailed notes for each day.
User Comments
Users appreciate the intuitive design.
Helpful in tracking mood and identifying patterns.
Some users request more in-depth analytics features.
Positive impact on their mental health and awareness.
Ease of use highlighted as a major benefit.
Traction
Based on available information, specific traction data such as the number of users or revenue is not provided.
Market Size
The global mental health app market size was $4.2 billion in 2021 and is expected to grow.

Dog Age Calculator
Calculate human years from dog years
6
Problem
Users struggle to accurately convert their dog's age into human years, which can lead to misunderstandings about their pet's health and behavior.
Solution
An interactive dog age calculator tool that allows users to input their dog's age and breed to accurately determine their equivalent age in human years.
Accurately calculate a dog's age in human years based on their actual age and breed.
Customers
Dog owners, pet caregivers, veterinarians, and animal enthusiasts who want to understand their dog's age equivalence in human terms.
Unique Features
Provides breed-specific calculations for a more accurate result.
Simple and user-friendly interface for easy input and quick results.
User Comments
Accurate and informative tool for understanding my dog's age.
Very useful for tracking my dog's aging process.
Love the breed-specific calculations for a more precise estimate.
Simple to use and provides quick results.
Great tool for dog owners and enthusiasts.
Traction
Growing user engagement with positive feedback.
Featured on ProductHunt, indicating initial traction and visibility.
Market Size
The global pet care market was valued at $232 billion in 2020 and is projected to grow significantly due to increasing pet ownership and humanization trends.

Life at a Glance Calendar Poster
See every day, week, month, and year of your entire life
1
Problem
Users typically only see a week or month at a glance on traditional calendars, lacking a comprehensive view of their entire life span.
Solution
A physical calendar poster that displays every day, week, month, and year of a user's entire life for 80 years, allowing them to track habits, set goals, create streaks, and stay motivated by visualizing their lifetime timeline.
Customers
Individuals of all ages who want to have a visual representation of their life span, track habits, set goals, and stay motivated by seeing their life's timeline.
Unique Features
Provides a unique visualization of a user's entire life span on a calendar format, allowing for habit tracking, goal setting, streak creation, and motivation based on the time left to live.
User Comments
Great concept and visualization of one's life journey.
Helped me set long-term goals and maintain habits effectively.
Unique way to stay motivated by visualizing life's timeline.
Traction
Currently, there is no specific quantitative data available regarding the traction of the product such as the number of users, revenue, or financing details.
Market Size
The global market for unique and personalized calendars is valued at approximately $6 billion in 2021.

v365: Visualize the year!
Visualize the number of days remaining in the year!
3
Problem
Users manually track days left in the year using calendars or mental calculations, leading to time-consuming efforts and lack of visual engagement/motivation.
Solution
A website tool that displays a visual progress bar showing days remaining in the year, allowing users to instantly grasp time left (e.g., a shrinking bar or percentage indicator).
Customers
Professionals, students, and productivity enthusiasts seeking time-awareness; individuals motivated by visual deadlines.
Unique Features
Simplified, real-time year-progress visualization with no login/complexity; focused solely on annual countdown.
User Comments
Helps me stay aware of time
Simple and motivating
Wish it had customization options
Shares well on social media
Bookmarked for daily checks
Traction
Launched on ProductHunt (date unspecified); no MRR/user metrics disclosed in provided data.
Market Size
The global productivity software market was valued at $46.4 billion in 2023 (Grand View Research).

All About Laptops By ZTECHWLL
100% free age calculator
2
Problem
Users manually calculate age in years, months, days, and seconds manually calculate age in years, months, days, and seconds, which is time-consuming and prone to errors
Solution
A free age calculator tool where users input their birthdate to receive instant, accurate age results in multiple formats (e.g., years, seconds)
Customers
Healthcare professionals, HR personnel verifying employee data, event planners, researchers requiring precise demographics, parents tracking child milestones
Unique Features
Real-time age calculation down to seconds, cross-device compatibility, no registration required
User Comments
Simplifies age verification processes
Accurate and fast results
Useful for medical and administrative tasks
Free and accessible
Works seamlessly on mobile and desktop
Traction
Featured on Product Hunt, 100% free with no premium tiers, exact user/revenue data unspecified
Market Size
The global online calculator tools market is valued at $500 million, driven by demand in healthcare, HR, and education sectors

Age Guard: Age Verification
Adds an Age Verification Popup to Your Shopify Online Store
12
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%.

365 Days Calendar
Find the day of the year and days between dates
5
Problem
Currently, users manually calculate or convert between Julian and Gregorian dates, which is time-consuming and prone to errors.
Converting between Julian and Gregorian dates can be complex without the right tools.
Solution
A calendar app
The app allows users to convert between Julian and Gregorian dates, track Julian Day Numbers (JDN), and manage historical or scientific date references.
Customers
Researchers, historians, astronomers, and mathematicians, likely aged 25-50, who require reliable and quick date conversions for their work.
Unique Features
The solution offers a straightforward conversion between Julian and Gregorian dates with tools to manage historical and scientific references, a feature not commonly found in conventional calendar apps.
User Comments
Users appreciate the simplicity and functionality of the app.
The tool is considered essential for historical and scientific work.
Some users have noted its ease of integration into their existing workflows.
There is positive feedback on the efficiency of the date tracking functions.
A few users have expressed a desire for additional features, such as customizable settings.
Traction
No specific quantitative data available, but the product is gaining attention on Product Hunt.
Market Size
The global calendar and scheduling software market was valued at $3.2 billion in 2020.