Free Tools for Everyday Life

Fast, simple and free online calculators and utility tools.

Popular Tools

The tools people use most on Tokkucal.

GST Calculator Calculate GST amount and total price instantly for any GST rate. EMI Calculator Calculate your monthly loan EMI, total interest and total payment. Percentage Calculator Find a percentage of a number, percentage change, or what percent one value is of another. Age Calculator Calculate exact age in years, months and days from a date of birth. Salary Calculator Estimate monthly take-home salary from your annual CTC. Discount Calculator Calculate the final sale price after a discount, or the discount applied.

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Money Tools

GST Calculator Calculate GST amount and total price instantly for any GST rate. EMI Calculator Calculate your monthly loan EMI, total interest and total payment. Salary Calculator Estimate monthly take-home salary from your annual CTC. Discount Calculator Calculate the final sale price after a discount, or the discount applied.

Student Tools

Percentage Calculator Find a percentage of a number, percentage change, or what percent one value is of another. Age Calculator Calculate exact age in years, months and days from a date of birth. Attendance Calculator Track your attendance percentage and plan classes you can miss or must attend.

Image Tools

Image Compressor Compress JPG, PNG and WebP images without losing much quality. Image Resizer Resize images to exact dimensions or common social media presets.

Utility Tools

QR Code Generator Generate QR codes for URLs, text, email, phone numbers and Wi-Fi.

About Tokkucal

Detailed Explanation

Tokkucal is a free collection of calculators and utility tools built for everyday use — from working out GST and EMI to compressing an image before you upload it somewhere. Every tool runs instantly in your browser, works well on a phone on a slow connection, and never asks you to sign up.

New tools are added regularly. If there's a calculator you'd like to see, let us know.

Frequently Asked Questions

Is Tokkucal really free to use?

Yes. Every calculator and tool on Tokkucal is free to use with no sign-up or account required.

Do I need to create an account?

No. None of Tokkucal's tools require login or registration — just open a tool and use it.

Is my data safe when I use the image or QR tools?

Yes. QR codes are generated entirely in your browser and never uploaded anywhere. Images you upload for compressing or resizing are processed temporarily and deleted automatically afterwards.

Can I use Tokkucal on my mobile phone?

Yes, every tool is designed mobile-first and works smoothly on phones, tablets and desktops.

How accurate are the calculators?

Each calculator uses the standard formula for that calculation. Tools like the Salary Calculator give estimates only, since exact results depend on your employer's policies and applicable tax rules.