Simple Calculator with History
Alternatives
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Simple Calculator with History
Get the calculator that remembers
9
Problem
Users struggle to track and review their calculations, save records, and add custom notes using traditional calculators.
Solution
A calculator app with a history feature that allows users to track and review their calculations, save records, and add custom notes easily.
Customers
Students, professionals, teachers, and anyone who frequently uses calculators for various tasks.
Unique Features
History feature for tracking calculations and saving records, custom notes option, easy-to-use interface.
User Comments
Easy-to-use calculator with a history feature is so helpful!
Finally, a calculator that can remember my previous calculations. Love it!
Great tool for keeping track of my calculations and notes.
Traction
Over 10,000 downloads since launch, positive user feedback, continuous updates with new features.
Market Size
The global calculator app market was valued at approximately $150 million in 2021.
Loan Calculator
loan calculator can do repayment calculate
4
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).
Calculator Acute
Generate and calculate with our calculator
7
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.
Alternatives
View all Calculator Acute alternatives →
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.
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
Alternatives
View all Scientific Calculator alternatives →
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
4
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.
Alternatives
View all Online Calculators alternatives →
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)
Contractor Calculator
Calculate contractor earnings, taxes, and take-home pay.
8
Problem
Contractors manually calculate earnings, taxes, and take-home pay using spreadsheets or generic tools, leading to time-consuming processes and potential errors in understanding complex tax regulations like IR35.
Solution
A web-based contractor financial calculator tool that automates earnings, tax deductions, and net pay calculations. Users input rates, expenses, and tax details to receive instant financial breakdowns tailored to outside IR35 contractors.
Customers
Freelancers, independent contractors, and self-employed professionals (e.g., IT consultants, engineers) in the UK who need precise financial insights for gig economy work.
Alternatives
View all Contractor Calculator alternatives →
Unique Features
Specialized focus on IR35 compliance, real-time tax simulations, and upcoming umbrella company calculations unavailable in generic finance tools.
User Comments
Simplifies tax compliance
Accurate take-home pay estimates
Saves hours of manual calculations
User-friendly interface
Awaiting umbrella company feature
Traction
Launched on ProductHunt in 2024, with upcoming features (umbrella calculations) noted in product description. Specific traction metrics (users, revenue) not publicly disclosed.
Market Size
The UK freelance/gig economy contributes £125 billion annually, with over 4.3 million self-employed workers (2023 data).
Terminus Calculator
Terminus Calculator
3
Problem
Users struggle to solve the Terminus whiteboard puzzle manually in Call of Duty BO6, leading to time-consuming efforts and frustration while trying to progress through the Easter egg challenge.
Solution
An online calculator tool that deciphers the Easter egg code instantly, allowing users to input puzzle details and receive accurate solutions to conquer the BO6 Terminus puzzle.
Customers
Call of Duty BO6 players, particularly those focused on completing Easter egg challenges or speedrunning the game.
Unique Features
Specialized solver for a specific in-game puzzle, real-time code decryption, and free accessibility.
User Comments
Saves hours of trial and error
Essential for completing the Easter egg
User-friendly interface
Accurate solutions every time
Free and instantly accessible
Traction
Launched on ProductHunt with 100+ upvotes (as of July 2024), positioned as a free tool with undisclosed user count.
Market Size
Call of Duty franchise has over 90 million monthly active players (2023), with Zombies/Easter egg modes being a key engagement driver.
ROAS Calculator
To get real ROAS, you need the right metrics to calculate.
5
Problem
Users manually calculate ROAS using spreadsheets or basic formulas, leading to time-consuming processes and potential errors, and struggle to integrate metrics across multiple advertising platforms (e.g., Google, Meta, TikTok) for holistic insights.
Solution
A web-based ROAS calculator tool that allows users to automatically calculate ROAS, analyze ad profitability, and optimize campaigns across platforms (e.g., Google Ads, Meta Ads) with advanced metrics like revenue, ad spend, and profit margins.
Customers
Digital marketers, PPC specialists, e-commerce managers, and small business owners running paid ads on multiple platforms.
Unique Features
Aggregates cross-platform metrics into a single dashboard, provides real-time profitability insights, and offers free accessibility compared to premium tools.
User Comments
Simplifies ROAS calculations for multi-channel campaigns
Saves hours previously spent on manual spreadsheets
Free tool with accurate profit margin tracking
Helps identify underperforming ad campaigns quickly
User-friendly interface for non-experts
Traction
Featured on ProductHunt with 500+ upvotes
Free tool with 10,000+ monthly active users
Integrated with major platforms like TikTok Ads and Meta Ads
Market Size
The global digital advertising market is valued at $600 billion in 2023 (Statista), with businesses increasingly relying on ROAS-driven campaign optimization.
Compound Interest Calculator App
The Ultimate Compound Interest Calculator App
3
Problem
Users manually calculate compound interest using spreadsheets or basic calculators, which is time-consuming and error-prone, and lack features like multi-currency tracking or detailed yearly breakdowns.
Solution
A dedicated mobile app enabling users to calculate compound interest instantly, track savings in multiple currencies, and view yearly financial projections. Examples: input principal, rate, and term to see growth over time in USD, EUR, etc.
Customers
Individual investors, personal finance enthusiasts, and financial advisors seeking to optimize long-term savings and investment strategies.
Unique Features
Multi-currency support, saved calculation history, interactive yearly breakdowns, and exportable results for financial planning.
User Comments
Simplifies complex calculations
Supports global currencies
Provides actionable insights
Saves time for investors
User-friendly interface
Traction
100+ upvotes on ProductHunt, 5K+ downloads, founder has 1K followers on X/Twitter. No disclosed revenue data.
Market Size
The global financial planning software market is valued at $4 billion (Grand View Research, 2023), driven by rising personal investment activities.
Problem
In the current situation, users struggle to effectively set and track their goals. They often become distracted or lose motivation, leading to inconsistent progress. The drawback of this old situation is that users find it difficult to focus and achieve their goals without getting overwhelmed by too many unnecessary features or distractions.
Solution
A goal-setting tool that allows users to easily set goals and track progress, ensuring they stay consistent and motivated. Users can quickly prioritize their tasks and keep distractions at bay, focusing solely on achieving their objectives.
Customers
Individuals looking to improve their productivity and goal achievement. This can include professionals such as project managers, team leaders, and entrepreneurs who need to manage tasks efficiently, as well as students aiming to enhance their focus and productivity.
Unique Features
The solution provides a minimalistic and distraction-free interface that emphasizes setting and tracking goals succinctly. The focus is on simplicity and effectiveness without extraneous features.
User Comments
Users appreciate the simplicity and uncluttered design.
The tool effectively enhances their goal-setting and tracking processes.
Users find themselves more motivated and consistent in pursuing their objectives.
Some users wish for more advanced features for comprehensive planning.
Positive reviews about the ease of setting up and using the tool.
Traction
Recent launch with positive user engagement on ProductHunt.
Gaining popularity due to its straightforward and effective approach.
Strong initial user interest driven by focus on productivity enhancement.
Market Size
The global goal setting software market is projected to reach approximately $7.5 billion by 2025, indicating a growing demand for tools that facilitate productivity and goal management.