Free WordPress Plugin: Free return on investment (ROI) calculator that helps investors calculate return on investment, investment gain, and annualized ROI rates. www.calculator.io/roi-calculator/

Practical guide for translating tech innovation into business ROI

A WordPress plugin that helps farmers calculate the ROI of adopting automation equipment like orchard rovers, drones, or harvest-assist robots. Includes ROI tables, interactive charts, CSV export, and PDF reports for grants and investors.

A lightweight Real Estate ROI Calculator to analyze rental property investments. Computes cash invested, net income, and ROI% from purchase price, expenses, and rental income.

주행·마모 데이터를 기반으로 신품 vs 리트레드 ROI를 예측하는 계산기

A comprehensive React component for calculating product management team velocity, ROI potential, and identifying improvement opportunities

Interactive website revenue and SEO resource calculator built with React and TypeScript. Calculate potential earnings, traffic requirements, and ROI for web projects.

A rapid prototype built to help a solar sales agent overcome customer hesitation. Visualizes the long-term impact of inflation vs. solar investment. Features real-time financial modeling, inflation projection, and break-even analysis.

🏥 Interactive ROI calculator for hospital cybersecurity investments | Calculadora ROI para inversiones en ciberseguridad hospitalaria

A simple ROI calculator demo inspired by hybrid investment and gaming models. Built with HTML, CSS, and JavaScript.

A lightweight WordPress plugin that helps farmers calculate ROI, payback period, and NPV for farm equipment. Easily embed the calculator on any post or page, with CSV and PDF export features — no server storage required.

A lightweight, modular, and pattern-based WordPress plugin that recommends the best cover crops based on soil type, region, and rotation crop. Calculates a 3-year ROI projection, displays benefit charts, and exports results to CSV/PDF. Built with vanilla PHP, HTML, and JavaScript — ready for AI and API integration.

Databricks Cost Estimator is HTML based calculator

Create a professional landing page with a built-in rental ROI calculator for real estate websites. Perfect for investors, agents, and property managers to analyze rental property returns instantly.

A toolkit for AlphaESS battery owners who want to understand their system's performance, optimize charge/discharge schedules, and compare electricity plans.

Privacy-first web tools for developers: JWT decoder, regex tester, JSON formatter, passphrase generator, calculators, and more. 100% client-side processing, zero data collection.

Calculate potential savings from AI automation. Free ROI calculator for business process automation.