About AznikaHub

AznikaHub is a collection of free online tools created by AZNIKA, a small technology company registered in the United States in 2024. Our goal is simple: give people fast, accurate and private answers to everyday questions about dates, money, health, school and writing.

Each topic has its own site and design so you can find the right tool quickly. All calculators are tested against published formulas and official tables, and every tool page explains how its result is calculated.

Our principles

• Free: every tool is free to use.
• Private: calculators run in your browser.
• Clear: plain-English explanations and FAQs on every page.
• Honest: results are estimates, never professional advice.