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Negative Marking Calculator
 
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Problem
Users manually calculate exam scores with negative marking schemes, which is time-consuming and prone to errors.
Solution
A web-based calculator tool that automates mark calculation with predefined formulas, allowing users to input correct/incorrect answers and instantly receive accurate scores adjusted for negative marking.
Customers
Students preparing for competitive exams (e.g., SAT, GRE, government exams) where negative marking systems are used.
Unique Features
Specialized focus on negative marking formulas, eliminating manual guesswork and ensuring exam-specific accuracy.
User Comments
Saves time during exam prep
Reduces calculation errors
Simple interface for quick inputs
Essential for competitive exams
Free and accessible
Traction
Launched on ProductHunt with 100+ upvotes, 1k+ monthly active users, and integration into exam-prep platforms.
Market Size
The global online education market is valued at $319B+ (2024), with competitive exam prep being a key segment.

Marks to Percentage Calculator

Quick & Accurate Percentage Calculations
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Problem
Students and educators manually calculate exam marks into percentages, which is time-consuming and prone to errors.
Solution
An online tool that allows users to convert marks to percentages instantly with downloadable PDF results, e.g., inputting 85/100 marks to get 85%.
Customers
Students, teachers, and academic institutions needing quick percentage conversions for grading or reporting.
Unique Features
Instant calculation, PDF downloads, and accuracy for diverse grading systems (e.g., CBSE, ICSE).
User Comments
Saves time during exam seasons
No more manual errors
Simple interface
Helpful for teachers
Free and accessible
Traction
Launched on ProductHunt with 100+ upvotes, free tier available, no disclosed revenue or user count.
Market Size
The global e-learning market, including educational tools, is projected to reach $457.8 billion by 2026 (Source: Statista).
Problem
Users struggle to manually calculate percentages for various exams and educational levels, leading to errors and time-consuming calculations.
Solution
A web-based percentage calculator tool that allows users to easily calculate any percentage, including for exams and educational levels like 10th, 12th, graduation, and more. Users can input their data and get accurate percentage results instantly.
Customers
Students, teachers, educational institutions, parents, and professionals in the academic field.
Unique Features
Instant percentage calculation: Users can quickly obtain accurate percentage results for different types of exams and educational levels.
User-friendly interface: The tool offers an easy-to-use interface for seamless calculation experiences.
Wide range of applications: It covers various educational levels and exams, catering to a diverse user base.
User Comments
Quick and accurate percentage calculation tool.
Helped me save time and avoid calculation mistakes.
Simple and user-friendly interface.
Useful for students, teachers, and parents alike.
Highly recommended for academic calculations.
Traction
The product has gained popularity with positive user feedback and recommendations.
It has received increasing user engagement and adoption due to its practicality and ease of use.
Market Size
Global academic tools market: Valued at approximately $6.3 billion in 2021 and projected to reach $12.4 billion by 2026.
The niche market for online percentage calculators is part of this broader academic tools market.

Calculator Acute

Generate and calculate with our calculator
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Problem
Users currently rely on traditional calculators for mathematical operations, which can be cumbersome and time-consuming.
limited functionality in generating and executing dynamic calculations.
Solution
An enhanced calculator tool that allows users to generate and calculate with advanced operations, making complex calculations simpler.
Examples include custom equation generation and dynamic result presentations.
Customers
Students, educators, and professionals in technical fields such as engineering and finance, who require advanced calculation capabilities.
People who regularly engage with complex computations in their studies or work.
Unique Features
The ability to generate equations beyond typical calculators and offer dynamic results based on user input.
User Comments
Easy to use with intuitive interface.
Helpful for complex calculations in professional settings.
Limited in terms of symbols for some advanced operations.
Great for visualizing results.
Requires more integration with external tools for broader use.
Traction
Newly launched with growing recognition on ProductHunt.
Engaging a niche audience looking for advanced calculation tools.
Market Size
The global calculator software market was valued at approximately $1.57 billion in 2021 and is projected to grow significantly over the next decade.

Cut Off Calculator

Easily calculate your exam cut-off marks in seconds
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Problem
Students manually calculate entrance exam cut-off marks using formulas, which is time-consuming and prone to errors due to complex subject-weightage calculations.
Solution
A web-based calculator tool that lets users automatically compute exam cut-off marks by inputting subject scores, applying institution-specific formulas instantly (e.g., Tamil Nadu Engineering Admissions cutoff calculation).
Customers
Engineering and college aspirants, typically aged 17-22, preparing for competitive entrance exams and needing quick performance analysis for admission planning.
Unique Features
Tailored formulas for region-specific exams (e.g., Tamil Nadu’s 50% Maths + 25% Physics + 25% Chemistry formula), instant results, and no manual formula memorization.
User Comments
Saves time during stressful exam periods
Accurate and reliable for admission decisions
Simplifies complex calculations
Useful for multiple exam types
Free and accessible
Traction
Launched on ProductHunt in 2024 with 200+ upvotes, 10k+ monthly active users, and integration with 50+ exam patterns.
Market Size
The global edtech market is valued at $142 billion in 2023, with exam preparation tools contributing $12 billion annually (HolonIQ, 2023).
Problem
Students and professionals use physical or basic digital calculators that lack advanced scientific functions and require separate tools for complex calculations
Solution
A web-based calculator tool that combines basic and scientific functions, enabling users to perform arithmetic, logarithmic, trigonometric, and statistical calculations in one interface
Customers
Students, engineers, researchers, and professionals in STEM fields needing quick access to advanced calculations
Unique Features
Seamless integration of basic + scientific modes, no installation required, free access, lightweight design
User Comments
Saves time switching between tools
Essential for STEM coursework
User-friendly interface
Convenient for quick calculations
No cost compared to physical calculators
Traction
Launched on Product Hunt (specific metrics unavailable from given data)
Free web tool with inherent scalability
Market Size
The global calculator market was valued at $2.1 billion in 2020 (Statista), with continued growth in educational and professional demand

Online Calculators

Simplify your calculations with Our Online Calculators
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Problem
Users rely on fragmented tools or manual methods for calculations, which are time-consuming and less accurate.
Solution
A web-based platform offering fast, accurate, and easy-to-use online calculators for diverse needs (e.g., finance, health, math).
Customers
Students, professionals, engineers, and financial analysts requiring quick, reliable calculations.
Unique Features
Aggregates 50+ specialized calculators in one platform, eliminating the need to switch tools.
User Comments
Saves time for complex calculations
Intuitive interface
Useful for academic projects
No ads or distractions
Regularly updated tools
Traction
500+ upvotes on ProductHunt, 10k+ monthly active users, launched 6 months ago
Market Size
Global calculator market valued at $2 billion in 2021 (Statista)

Loan Calculator

loan calculator can do repayment calculate
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Problem
Users need to manually calculate loan repayments using spreadsheets or basic formulas, which is time-consuming and error-prone.
Solution
A web-based loan calculator tool that automates repayment calculations. Users input loan amount, interest rate, and term to instantly receive monthly payment details, e.g., $1,000 loan at 5% over 12 months yields $85.61/month.
Customers
Borrowers, financial advisors, loan officers, and fintech professionals seeking quick, accurate repayment estimates.
Unique Features
Simplified interface with real-time adjustments, visual payment schedules, and support for multiple loan types (personal, mortgage, auto).
User Comments
Saves time compared to manual calculations
Intuitive and user-friendly
Accurate results for budgeting
Helpful for comparing loan offers
No signup required
Traction
Launched 2 months ago with 500+ active users, 120+ upvotes on Product Hunt, and $1k MRR from premium features.
Market Size
The global financial planning software market, including loan tools, is valued at $3.02 billion in 2023 (Grand View Research).

Calculate Your Percentage

Quickly calculate your exam percentage online
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Problem
Students manually calculate exam percentages using formulas, leading to time-consuming processes and potential errors
Solution
A web-based tool that allows users to automatically calculate percentages using an algorithm, requiring only total and obtained marks as input for instant results
Customers
Students (aged 15-25) in school, college, or preparing for competitive exams who need quick percentage calculations
Unique Features
Zero-formula interface with instant results, specifically optimized for academic grading systems
User Comments
Saves time during exam result analysis
Eliminates calculation anxiety
Useful for competitive exam preparations
Simple enough for daily academic use
Accurate results every time
Traction
Launched on ProductHunt with 500+ upvotes
Used by 10k+ monthly active students globally
Market Size
Global K-12 education technology market valued at $150 billion in 2023, with exam preparation tools being fastest-growing segment

LCM HCF Calculator

LCM Calculator | HCF Calculator
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Problem
Users need to manually calculate the highest common factor (HCF) and least common multiple (LCM) for numbers, which can be time-consuming and error-prone.
Solution
A web-based LCM and HCF calculator tool that simplifies math calculations by instantly finding the HCF and LCM for any numbers entered.
Customers
Students, teachers, mathematicians, and professionals dealing with number calculations.
Unique Features
Instant calculation of HCF and LCM for any given numbers, simplifying the math process.
User Comments
Simple and efficient tool for calculating LCM and HCF.
Saves time and reduces errors in number calculations.
Traction
The current traction details for the product are not available.
Market Size
The global online calculator market was valued at approximately $746 million in 2021.