Independent Developer · Silicon Valley

Practical Apps for Learning, Calculating, and Solving Everyday Problems

Simple, fast, and accessible tools built to help people understand things faster — from unit conversions to calculators to language learning.

0+

Live Tools

0+

Daily Users

0+

Unit Conversions

0%

Uptime

What I Build

Lightweight apps designed for real learning

I create lightweight apps and websites designed for learning, problem-solving, and everyday productivity. Instead of bloated software, my goal is to build tools that work instantly.

Fast

Instant results, no unnecessary complexity

Educational

Designed to help users understand concepts

Accessible

Usable by anyone, anywhere

Practical

Tools people actually use in daily life

The Mission

Why these tools exist

Many educational tools online are cluttered with ads, confusing interfaces, or unnecessary complexity. This project focuses on building clean, reliable tools that do one thing well:

“Help people learn, calculate, and understand information quickly.”

SimplicitySpeedClarity
Behind the Code

Built by an Independent Developer

This is a one-person project dedicated to creating useful educational tools for the web. New apps and improvements are constantly being developed.

If you enjoy these tools or have ideas for new ones, I'd love to hear from you.

Get in Touch

Let's connect

Have an idea for an app? Found a bug? Want to collaborate?

App Ideas

Suggest new tools

Bug Reports

Help improve apps

Collaborate

Work together

admin@onlinewithus.com