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34 Calculators Free math, school, and everyday calculators with clear answers, formulas, and step-by-step work where it helps. 34 TOOLS → 08 Developer Developer utilities for formatting, inspecting, converting, decoding, and testing common data without unnecessary setup. 8 TOOLS → 02 Email Email tools for inspecting headers, authentication, routing, sender details, and common phishing or spoofing warning signs. 2 TOOLS → 05 Everyday Fast everyday utilities for dates, measurements, age, QR codes, and other common tasks you want to solve quickly. 5 TOOLS → 08 Finance Free finance calculators for paychecks, loans, mortgages, salary conversions, overtime, payroll costs, and other pay questions. 8 TOOLS → 30 Gaming Browser-based gaming tools for controllers, stick drift, keyboards, mice, aim settings, display testing, Minecraft builds, RNG, Steam IDs, and performance checks. 30 TOOLS → 13 Home / Construction Construction and home-project calculators for square footage, concrete, lumber, gravel, paint, stairs, roofing, drywall, tile, and more. 13 TOOLS → 03 Images Browser-based image tools for resizing, compressing, and converting common image formats without unnecessary uploads. 3 TOOLS → 01 Salesforce Small Salesforce utilities for administrators, developers, and users working with record IDs and common platform tasks. 1 TOOL → 02 Security Simple security utilities for passwords, hashes, and other checks designed to keep sensitive work local when possible. 2 TOOLS → 01 Text Text utilities for counting words, characters, sentences, paragraphs, lines, and other useful writing measurements. 1 TOOL → 01 Text / Data Text and data comparison utilities that make it easier to inspect differences and understand exactly what changed. 1 TOOL → 04 Website Website testing tools for speed, technical health, security signals, WordPress vulnerabilities, and other public-site checks. 4 TOOLS → 01 Writing Writing tools for checking grammar, punctuation, spelling, capitalization, repetition, and readability in your browser. 1 TOOL →