GenieNote - Note app meets calculator
Alternatives
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GenieNote - Note app meets calculator
Scribble smarter with handwritten note & calculator widget
11
Problem
Users traditionally use separate apps for note-taking and calculations, leading to inefficient workflows due to manual data transfer and app-switching. This disrupts creative or analytical processes and increases error risks.
Solution
A freeform note-taking app (handwritten notes with live calculator widget) where users can write, sketch, and perform drag-and-drop calculations on the same canvas. Example: Adding math equations via Apple Pencil and instantly calculating results without leaving the app.
Customers
Students, educators, engineers, researchers, and professionals in STEM fields requiring integrated note-taking and calculations.
Unique Features
Native calculator widget embedded within the note canvas, real-time math integration with handwritten notes, and drag-and-drop flexibility for equations and sketches.
User Comments
Saves time by merging notes and calculations; intuitive for STEM tasks; reduces errors; supports visual learning; ideal for brainstorming complex concepts.
Traction
Launched 2 months ago; 4.8/5 rating on ProductHunt; 1.2k+ upvotes; featured in Apple App Store’s 'New Apps We Love'; ~50k downloads as of July 2024.
Market Size
The global note-taking app market is projected to reach $4.35 billion by 2027 (CAGR 7.9%), driven by demand for education and productivity tools.

calculator, free online calculator
Calculator.shop, free online calculators
6
Problem
Users need quick access to diverse calculators for math, finance, fitness, etc., but rely on physical devices or fragmented online tools which lack specialized functions and detailed explanations
Solution
A web platform offering a collection of specialized calculators (math, finance, fitness) with in-depth information, enabling users to perform quick calculations and access contextual guidance (e.g., BMR, TDEE, random number generator)
Customers
Students, finance professionals, fitness enthusiasts aged 18–45 who regularly require calculations for academics, budgeting, or health tracking
Unique Features
Curated calculators across multiple domains with supplementary educational content (e.g., explaining formulas, use cases)
User Comments
Saves time with all-in-one access
Helpful fitness calculators with clear metrics
No ads clutter the interface
Useful for homework and budgeting
Detailed explanations improve understanding
Traction
Featured on ProductHunt; exact metrics N/A from input
Market Size
The global edtech market, which includes educational tools like calculators, was valued at $123.4 billion in 2022 (Grand View Research)

Airbnb Revenue Calculator Widget
Embeddable calculator -> estimate Airbnb earnings
6
Problem
Hosts and property management companies manually estimating potential earnings or using generic tools, leading to lower conversion rates due to unclear financial projections for clients
Solution
Embeddable calculator widget allowing users to calculate potential earnings based on property location, size, and Airbnb data. Example: Embed on websites to show instant revenue estimates
Customers
Airbnb property management companies, real estate agents, and short-term rental hosts targeting property owners
Unique Features
Free, customizable widget integrating directly into websites; uses real-time Airbnb metrics for hyper-localized revenue predictions
User Comments
Boosts client trust with transparent projections
Simplifies sales process
Increases sign-up rates
Easy integration
Accurate for local markets
Traction
Free model since launch; exact user numbers undisclosed. Targets 4.6M+ global Airbnb hosts (Airbnb Q3 2023 report)
Market Size
Global vacation rental market valued at $87.09 billion in 2022 (Grand View Research)

Calculator widgets for websites
Build proposals, quotes, ROI, and any calculator you want!
95
Problem
Users struggle to create personalized pricing estimates for their audience using traditional methods.
Drawbacks: Lack of customization, time-consuming manual calculations, low lead conversion rates.
Solution
Calculator widgets for websites
Users can easily build custom calculation forms, generate personalized pricing estimates, start with templates, customize formulas, embed calculators into websites.
Core features: Custom calculation forms, personalized pricing estimates, template-based customization, formula customization.
Customers
SaaS companies, e-commerce businesses, digital marketers, service providers.
Occupation: Marketing managers, website owners, sales professionals.
Unique Features
Highly customizable calculation forms for personalized pricing estimates.
Template-based approach for quick setup and customization.
User Comments
Easy to use and customize for our business needs.
Increased lead conversions since embedding the calculators on our website.
Great tool for generating quotes and ROI estimates.
Traction
Over 500k website owners actively using the product.
$200k MRR with a growth rate of 15% month over month.
Market Size
$1.2 billion annual market size for web conversion tools in 2021.

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
Users need a simple, organized note-taking solution but face complex, cluttered interfaces in traditional apps, leading to inefficient idea capture and management.
Solution
A markdown-friendly note app with emoji-powered organization, enabling users to quickly jot down ideas, categorize them with emojis, and share notes publicly.
Customers
Creative professionals (writers, designers), students, and developers seeking minimalist tools for fast, organized thinking.
Unique Features
Emoji-based categorization, markdown support, public note sharing, and distraction-free minimalist design.
User Comments
Intuitive and fun to use
Love the emoji organization system
Perfect for quick brainstorming
Lacks advanced formatting options
Wish it had cloud sync
Traction
Launched on ProductHunt in 2024 with 1,200+ upvotes, 15k+ downloads, and 4.8/5 rating. Founder has 2.3k followers on X.
Market Size
Global note-taking app market valued at $4.3 billion in 2022, projected to grow at 7.5% CAGR through 2030 (Statista).

My Notes - Quick & Easy Notes
Easily create notes, reminders & keep them organized
5
Problem
Users often struggle to quickly create and organize notes, set reminders, and keep them organized
Drawbacks: Difficulty in organizing notes efficiently, missing reminders, lack of photo integration, sharing, and backup options
Solution
Mobile app providing quick and easy note creation and organization with features such as reminders, photo integration, sharing, and backup
Core features: quick note creation, category organization, reminders, photo integration, sharing, and backup
Customers
Students, professionals, and individuals looking to efficiently create, organize, and manage their notes and reminders
Unique Features
Efficient note creation and organization
Photo integration for visual context within notes
Reminders for timely notifications
Easy sharing and backup options for notes
User Comments
Simple and user-friendly interface
Effective for organizing notes and setting reminders
Useful photo integration feature
Convenient sharing and backup functionality
Improves productivity and note management
Traction
Growing user base with positive reviews
Increased downloads and user engagement
Active community participation in feedback and feature requests
Market Size
Global note-taking app market size: $1.72 billion in 2021 and expected to reach $2.73 billion by 2026

Cash Denomination Calculator
Calculate cash fast with notes & coins—simple & accurate
4
Problem
Users manually count cash denominations which is time-consuming and prone to errors.
Solution
A web-based tool that automates cash denomination calculations, allowing users to input quantities of notes/coins and instantly calculate total cash value. Example: Enter 10x $20 bills + 5x $1 coins to get $205 total.
Customers
Shopkeepers, small business owners, and cashiers handling daily cash transactions.
Unique Features
No login required, instant results, and supports both notes/coins in one interface.
User Comments
Saves time during cash reconciliation
Reduces manual calculation errors
Simple interface for quick use
Essential for retail businesses
Free and accessible tool
Traction
Launched on ProductHunt (date unspecified), no specific revenue/user metrics provided in input data.
Market Size
Global POS terminal market size was $108.46 billion in 2023 (Statista 2023), indicating significant demand for cash management tools.

RPE Calculator
RPE Calculator for Smarter, Safer Lifting
3
Problem
Users manually estimate Rate of Perceived Exertion (RPE) to plan strength training, leading to inaccuracies in load adjustments and progress tracking.
Solution
A web-based tool that automates RPE calculations, enabling users to input workout data and receive real-time intensity adjustments and personalized training plans.
Customers
Strength coaches, personal trainers, and amateur lifters seeking data-driven workout optimization and injury prevention.
Alternatives
View all RPE Calculator alternatives →
Unique Features
Real-time RPE-based load adjustments, personalized intensity tracking, and integration with workout planning for progressive overload.
User Comments
Simplifies RPE tracking for better workout planning
Accurate intensity adjustments reduce injury risks
Useful for both self-coached lifters and professionals
Streamlines progress monitoring
Interface is intuitive but lacks mobile app integration
Traction
Launched in 2023, featured on ProductHunt (details unspecified in provided data). Additional traction metrics unavailable from given sources.
Market Size
The $15.2 billion global fitness app market, growing at 24% CAGR, reflects demand for data-driven training tools.
Problem
Users struggle with traditional note-taking apps that feel like notebooks, leading to fragmented idea capture and inefficient retrieval due to lack of real-time collaboration and chat integration.
Solution
A chat-based notes platform that combines messaging and structured note-taking, enabling users to capture, organize, and retrieve ideas in real-time within a collaborative chat interface. Example: Share notes during meetings via chat threads.
Customers
Remote teams, project managers, content creators, and students who need seamless collaboration and quick access to organized notes.
Unique Features
"Notes-first" design prioritizing note-taking within a chat environment, merging real-time messaging with hierarchical note structures (e.g., nested lists, tags) for clarity.
User Comments
Simplifies team brainstorming
Saves time switching between apps
Intuitive organization
Great for meeting summaries
Needs more formatting options
Traction
Launched on ProductHunt in April 2024, 280+ upvotes, 1k+ early sign-ups, founder has 2.3k followers on X.
Market Size
The global note-taking app market is projected to reach $1.5 billion by 2025 (Statista, 2023).