About

Very Simple Tools

A collection of free, fast, and secure online utilities built for everyday tasks.

About Very Simple Tools

VerySimpleTools.com is a growing collection of free, fast, and secure online utilities. Every tool is carefully designed to solve one specific problem with the minimum number of steps, saving you time and reducing the complexity of everyday digital tasks.

All processing happens locally in your browser. Your data is never uploaded to external servers. This privacy-first approach is not a marketing claim, it is an architectural decision: tool logic runs entirely in client-side JavaScript and WebAssembly, so there is no server to send your files or inputs to in the first place.

The site covers nine categories: Finance, Developer, Text, Converters, Documents, Security, Media, Math, and SEO. Whether you need to run a mortgage calculation, convert a PDF, generate a secure password, or check a readability score, the goal is always the same: get the answer fast and move on.

What the Site Covers

Over 60 tools across 9 categories, all free and all browser-based.

Finance calculators: mortgage, compound interest, salary, loan amortization, tax estimation
Developer utilities: JSON formatter, Base64 encoder/decoder, UUID generator, regex tester
Text tools: word counter, readability score checker, Lorem Ipsum generator, text cleaner
Unit converters: length, weight, temperature, speed, volume, area, and more
Document tools: PDF merge, split, compress, protect, and Word conversion
Security tools: password generator, strength checker, SHA-256 hash, HMAC generator
Media tools: image resizer, format converter, color picker, compression
Math tools: scientific calculator, BMI, percentage, standard deviation, area, volume
SEO tools: meta tag generator, Open Graph builder, keyword density checker

Browse all tools

Who?

Building digital products shouldn't be about adding more noise, it should be about bringing clarity. I’m Raúl Martínez, a Senior Product Designer and UX Engineer based in Florida. My career has been defined by the "0 to 1" journey, designing and engineering complex SaaS and AI platforms that solve real problems.

I created VerySimpleTools.com as a labor of love to do the exact opposite of the modern, bloated web: to build a collection of utilities that are intentionally simple, easy, and clean to use. Whether you are looking to speed up a calculation, streamline your design workflow, or boost your daily production, my goal is to help you get it done faster without the friction.

What drives me is a passion for high-performance, minimalist design that actually respects people. That’s why everything here runs entirely client side, your data stays on your computer, period.

When you support this project, you are helping me keep these tools independent, fast, and free for everyone. I’m building this for everyone who just wants things to work. If you have an idea for a tool that would make your life easier, or if you just want to talk shop about the future of UX and AI, let’s connect via email or LinkedIn!

Core Principles

Every decision about how this site is built and maintained comes back to these six principles.

Privacy First

Your data never leaves your device. Every tool processes information locally in your browser using client-side JavaScript and WebAssembly. We never receive your files, inputs, or results.

Lightning Fast

Tools are optimized for instant response with WebAssembly and browser-native APIs. There are no server round-trips for processing, which means results appear as fast as your hardware allows.

Secure by Design

We do not store your files, logs, or sensitive inputs. What happens in your browser stays there. This is especially important for tools like password generators, PDF processors, and document converters.

Developer Friendly

Built with modern web standards, structured data, and clean URLs. Developer tools handle encoding, formatting, and validation tasks that come up every day without requiring a login or an account.

Free to Use

Every utility on this site is completely free. No freemium tiers, no rate limits on basic features, and no paywalls. The site is supported by advertising, which you can control through cookie preferences.

Built for You

Every tool starts as a response to a real need: a calculation someone had to do repeatedly, a file format someone needed to convert, a text problem that deserved a one-click fix. If you have an idea, request it.

Get in Touch

Have a question, a feature suggestion, or a tool request? We read every message and typically respond within 24 to 48 hours.