About TrueTools.org

Our Mission

We believe everyone deserves access to accurate, professional-quality tools without paywalls. TrueTools.org was built by a small team passionate about making useful calculators free and accessible to anyone with an internet connection — whether you're a business owner crunching numbers, a student working through coursework, or someone simply trying to make a smarter everyday decision.

Too many useful online tools sit behind login walls, subscription fees, or are buried under intrusive advertising. We set out to change that. From day one, our guiding principle has been simple: build tools that work, make them free, and keep them honest.

Every calculator on TrueTools.org is built with real-world formulas — the same ones used by accountants, financial planners, health professionals and developers. We don't dumb things down, but we do work hard to make them easy to use. Clean interfaces, plain-English explanations and instant results — no page reloads, no email required, no data collected.

We are a lean, independent team. That means we move fast, listen closely to user feedback and treat every tool as a product worth being proud of. We're not backed by venture capital or beholden to advertisers who want to track your behaviour. Our only goal is to be genuinely useful.

Our Tools

We currently offer 175+ free tools across 12 categories, with more added regularly. Browse by category below:

Why We Built This

The idea for TrueTools.org started simply: we were frustrated. Every time we needed a quick calculation — a break-even point, a profit margin, a mortgage payment — we'd land on a site that asked for an email address, showed three pop-ups, or gave a result we couldn't trust because the formula was hidden.

We decided to build the resource we always wanted. No accounts. No upsells. Transparent formulas documented on each tool page. Results that make sense and can be verified.

We also care deeply about privacy. All calculations happen in your browser. We don't log your inputs, sell your data or share it with third parties. What you calculate stays on your device.

Our Promise

• No data stored. Your inputs never leave your browser. We do not log, store or transmit anything you type into our tools.
• No sign-up required. Every single tool on TrueTools.org is freely usable without creating an account, providing an email or starting a trial.
• Always free. We are committed to keeping all tools free forever. We sustain the site through non-intrusive advertising, never through paywalls.
• Accurate formulas. Each tool uses industry-standard formulas. We document our methodology on every page so you can verify the maths yourself.