56 utilities available

Finance & Unit Economics Tools

Precision calculators for mortgages, CAC, ROI, margins, and every critical business metric — run entirely in your browser with no data leaving your device.

Finance Utilities

56 total
T002

Precision Mortgage Calculator

Determine monthly loan obligations with accuracy down to the cent.

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T003

JSON Syntax Beautifier

Transform messy, minified JSON strings into human-readable data structures.

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T005

CAC (Customer Acquisition Cost) Calculator

Essential unit economics tool to measure marketing efficiency.

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T008

Customer Acquisition Cost (CAC) Calculator

Calculate the exact cost of gaining a new customer to measure your marketing efficiency.

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T009

Browser-Based Guitar Tuner

High-precision chromatic tuner using the Web Audio API for real-time instrument calibration.

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T011

Compound Interest Visualizer

Forecast the growth of your investments over time using the power of compounding interest.

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T013

Robots.txt Rule Builder

Configure search engine crawler behavior with an automated robots.txt configuration engine.

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T025

Markdown to HTML Converter

Transform simple Markdown syntax into clean, production-ready HTML code for web development.

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T039

XML to JSON Converter

Transform legacy XML data structures into modern, readable JSON format for API integration.

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T044

Simple Interest Calculator

Calculate basic loan interest or investment growth without the complexity of compounding.

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T045

Compound Interest Forecast Tool

Calculate how your savings grow when interest is reinvested back into your balance.

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T046

Zero-Based Budgeting Tool

Calculate your net savings by balancing your monthly income against categorized expenses.

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T047

Loan Amortization Schedule

Break down your loan into a complete payment schedule to see how much goes to interest vs. principal.

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T048

ROI (Return on Investment) Calculator

Measure the efficiency of an investment by calculating the percentage gain or loss relative to its cost.

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T051

Margin vs. Markup Calculator

Identify the difference between profit margin and markup to ensure your products are priced for profit.

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T052

Business Break-Even Calculator

Determine how many units you need to sell to cover all fixed and variable costs.

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T053

Freelance Hourly Rate Calculator

Calculate exactly what you should charge per hour to meet your income goals and cover expenses.

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T054

Sale & Discount Calculator

Instantly calculate the final price of an item after applying percentage discounts and sales tax.

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T056

Salary to Hourly Converter

Convert your annual salary into an hourly, weekly, and monthly rate for easier budgeting.

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T057

Stock Average Price Calculator

Calculate your break-even point by averaging multiple buy-ins of the same stock or crypto asset.

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T058

Savings Goal Timeframe Tool

Calculate how long it will take to reach your financial target based on your monthly contributions.

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T059

Global VAT & Sales Tax Tool

Calculate the tax-inclusive or tax-exclusive price for goods and services globally.

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T060

Debt-to-Income (DTI) Ratio Checker

Calculate your DTI ratio to see how lenders view your financial health and loan eligibility.

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T061

Personal Net Worth Tracker

Calculate your total financial standing by subtracting liabilities from your total assets.

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T062

Rule of 72 (Doubling) Calculator

Estimate how long it will take for your investment to double at a fixed interest rate.

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T063

Real Estate Cap Rate Calculator

Calculate the Capitalization Rate to evaluate the profitability of a real estate investment property.

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T064

Credit Card Payoff Calculator

Determine how many months it will take to be debt-free based on your interest rate and monthly payment.

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T065

Startup Burn Rate & Runway Tool

Calculate how many months your business can survive at its current spending level before needing more capital.

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T066

Customer Lifetime Value (LTV) Calculator

Predict the total revenue a single customer will generate throughout their entire relationship with your brand.

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T067

Advertising CPM Calculator

Calculate the Cost Per Mille (thousand impressions) to evaluate the efficiency of your display ad campaigns.

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T068

Cost Per Click (CPC) Calculator

Determine the exact cost for every click your marketing campaign generates.

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T069

Hourly Wage to Annual Salary Tool

Reverse-calculate your annual income based on an hourly wage and weekly hours worked.

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T070

Sales Commission Calculator

Calculate total earnings for sales professionals based on revenue volume and tiered commission rates.

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T071

ROAS (Return on Ad Spend) Calculator

Calculate the effectiveness of your advertising by measuring revenue generated per dollar spent.

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T072

EBITDA Calculator

Calculate Earnings Before Interest, Taxes, Depreciation, and Amortization to evaluate operational performance.

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T073

Customer Churn Rate Calculator

Measure the percentage of customers who stop using your service over a specific period.

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T074

Website Conversion Rate Tool

Determine the percentage of visitors who complete a desired action, such as a purchase or sign-up.

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T075

Inventory Turnover Ratio Tool

Measure how many times your business has sold and replaced its inventory over a given period.

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T076

Working Capital Ratio Tool

Measure your company's short-term financial health and operational efficiency.

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T077

Price-to-Earnings (P/E) Ratio Tool

Evaluate a stock's valuation by comparing its current share price to its earnings per share.

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T078

Stock Dividend Yield Calculator

Calculate the annual percentage return on a stock based on its dividend payments.

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T079

Break-Even Price Calculator

Determine the minimum price you must charge for a product to cover all associated costs.

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T080

LTV:CAC Ratio Calculator

Evaluate the long-term sustainability of your marketing spend by comparing customer value to acquisition cost.

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T082

Investment Payback Period Tool

Calculate how many years it will take to recover the cost of an investment from its cash flows.

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T083

Burn Rate to Zero (Cash-Out) Tool

Determine the exact date your company will run out of cash at current spending levels.

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T089

Cron Expression Generator

Create cron schedule expressions for automated server tasks without memorizing the complex syntax.

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T091

CSS Box Shadow Visualizer

Visually design container depth with multi-layered shadows and instant CSS code generation.

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T105

YAML to JSON Converter

Transform YAML configuration files into structured JSON for better application compatibility.

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T125

Robots.txt Syntax Validator

Check your robots.txt file for common syntax errors that could block search engines from your site.

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T134

WCAG Color Contrast Checker

Ensure your design is accessible to all by checking color contrast ratios against official AA/AAA standards.

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T135

Design Golden Ratio Calculator

Calculate harmonious proportions for layouts and typography using the mathematical Golden Ratio (1.618).

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T137

Image Aspect Ratio Calculator

Calculate the perfect height or width for an image while maintaining its original aspect ratio.

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T139

HSL to HEX Converter

Convert human-readable HSL (Hue, Saturation, Lightness) values into standardized 6-digit HEX codes.

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T143

Favicon & App Icon Meta Generator

Generate the complex block of HTML tags required for favicons across all devices (iOS, Android, Web).

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T151

Advanced XML Sitemap Builder

Generate a multi-page XML sitemap with priority and frequency tags to optimize your crawl budget.

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T161

OG Tag Syntax Validator

Validate your Open Graph meta tags to ensure your social media previews appear correctly.

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