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Internet Toolbox is a free collection of calculators, converters, text tools, developer utilities, file tools and document comparison tools. No sign up. No complicated setup.
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Enter a loan amount from ₹1 to ₹100 crore, a yearly rate from 0 to 100 percent and a whole number of years from 1 to 100.
Monthly EMI
₹20,517
Planning a trade? See the Trading & Investing tools for position size, risk and returns.
From the creator of these tools
A 24-page guide, 21 AI prompts, 3 templates and a 6-tab workbook to plan, write and launch your first ebook. Read Chapter 3 free.
Coming at ₹99. Checkout is not open yet. ₹99 is the planned price, and nothing can be bought today.
Finance
Union Budget 2025 rewrote the new tax regime, and those rules continue for FY 2026-27. Here is a plain-language comparison against the old regime for FY 2026-27 (AY 2027-28) with the revised slabs, the enhanced Section 87A rebate, worked salary examples and a decision framework.
Technology
AI agents can do more than generate text: they can use tools, access information and take actions. Learn how they work and how to approach permissions, prompt injection and oversight.
Calculators
A practical guide to discount percentages, final prices, stacked discounts, and checking a sale calculation.
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