Introduction

Have you ever stared at a bank's home loan sheet and wondered how exactly they arrived at those numbers? That was me a few months ago. I was exploring real estate options, and every bank had its own proprietary calculator. I wanted to see the raw numbers, understand the reducing balance method, and visualize the long-term impact of a loan without navigating through heavy, ad-ridden financial portals or providing my email address to a lead-generation form.

So, I did what developers usually do when faced with a minor inconvenience: I decided to build my own solution.

Why I Built It

As a developer, I value transparency and control over my data. When dealing with something as significant as a mortgage, I want to see exactly how much of my monthly payment goes to interest versus the principal sum.…