Free Online Tools

Free online finance calculators, developer tools, fitness planners, and more. No signup required.

Automated Insights builds free, privacy-respecting web tools that run entirely in your browser. No accounts, no data collection, no paywalls. Whether you're estimating a mortgage payment, comparing GPU benchmarks, generating cron expressions, or figuring out how much house you can afford, our tools are designed to give you a fast, clear answer.

We also publish in-depth blog posts on personal finance, health, and technology, plus Florida homebuyer guides covering flood zones, hurricane prep, crime data, and walkability. Our flagship product, ScopeOut, puts 35+ real estate data layers on a single interactive map for any Florida address.

ScopeOut - Florida Real Estate Intelligence

Flood zones, elevation, hurricane evacuation zones, and insurance estimates for any Florida address. The real estate data gap, filled.

GPU Benchmark Comparison

Compare GPU performance, price-to-performance ratios, and ML training benchmarks across NVIDIA and AMD models. Filter by use case, budget, and resolution target.

AWS Cost Estimator

Estimate monthly AWS costs for EC2, RDS, S3, Lambda, and other services. Compare instance types and see how reserved pricing affects your bill.

Date Calculator

Add or subtract days from any date, find the difference between two dates, or calculate business days. Useful for deadlines, project planning, and countdown tracking.

Home Affordability Calculator

Find out how much house you can afford based on your income, debts, and down payment. Uses the 28/36 rule that lenders actually apply to mortgage applications.

Ethanol-Free Gas Finder

Find pure gasoline (E0) stations near you for boats, outboard motors, lawnmowers, generators, chainsaws, and classic cars. 23,000+ stations across the US, with octane, brand, and last-verified date.

Deal Calculator

Analyze rental property investments instantly. Cap rate, cash-on-cash return, GRM, monthly cash flow, and break-even rent. Pre-populates from ScopeOut.

LLM API Pricing Calculator

Compare token costs across OpenAI, Anthropic, Google, and open-source models. Estimate monthly spend based on your usage patterns.

Mortgage Calculator

Calculate monthly mortgage payments with principal, interest, taxes, and insurance. Compare 15-year vs 30-year terms and see amortization schedules.

Marina Fuel Calculator

Estimate boat fuel costs for any trip. Compare marina fuel prices, calculate gallons needed by distance and engine specs, and find the cheapest fill-up nearby.

Florida Homebuyer Guides

Florida Flood Zones Explained

What FEMA flood zones A, AE, V, VE, X mean, how to check your zone, and flood insurance costs

Understanding Crime Data

How to research crime in a Florida neighborhood using heatmaps, statistics, and on-the-ground visits

Hurricane Preparedness

Evacuation zones explained, storm surge risk by elevation, and insurance considerations

Walkability & Home Values

How walkability and amenity scores affect Florida property values and what to look for

First-Time Homebuyer's Guide

Step-by-step guide to evaluating Florida neighborhoods, common mistakes, and research checklist

Researching Florida Neighborhoods

How to evaluate a Florida neighborhood with public data: crime, schools, flood, and rent yields.

Florida Property Tax Guide

Save Our Homes 3% cap, homestead exemption, portability, millage rates, and how your tax bill resets when you buy.

Florida Insurance Crisis

Why FL premiums tripled, the role of Citizens Property Insurance, wind mitigation savings, and the SB 2A reforms.

Florida Sinkhole Risk Guide

Sinkhole Alley counties, what insurance covers (CGCC vs full sinkhole), pre-purchase inspection options.

Florida HOA & Condo Buyer Guide

Disclosures, special assessments, the Surfside SB 4-D milestone inspection law, and Kaufman insurance gaps.

middot; Last updated: 2026-05-04