Your All-in-One Online Toolkit

Powerful calculators, converters, and developer tools — all running locally in your browser. Zero signup, zero downloads, zero data collection. Just fast, reliable results.

100% Free Forever

Client-Side Processing

Lightning Fast

Popular Tools

The most-used tools by our community — from financial planning to image conversion, get reliable results in seconds.

Mortgage Calculator

Most Popular

Calculate your monthly mortgage payment and total interest cost.

BMI Calculator

Calculate your Body Mass Index (BMI) to assess your weight status.

ROI Calculator

Calculate Return on Investment (ROI) and analyze investment performance with detailed insights.

Image to Base64 Converter

Convert images to Base64 encoded strings.

Calculator Tools

Free online calculators for everyday needs. Calculate mortgages, loans, BMI, calories and more. All tools work in your browser without any registration.

Mortgage Calculator

Calculate your monthly mortgage payment and total interest cost.

Calculate your Body Mass Index (BMI) to assess your weight status.

Calculate your age based on your birth date.

Calculate your SIP investment returns and growth over time.

Calculate your Equated Monthly Installment (EMI) for a loan.

Percentage Calculator

Calculate percentages, discounts, and proportions.

Compound Interest Calculator

Calculate the future value of your investment with compound interest.

Date Calculator

Calculate the difference between two dates.

Calorie Calculator

Calculate your daily calorie intake and burn.

Developer Tools

Essential tools for developers including hash generators and security utilities.

SHA-256 Generator

Generate SHA-256 hashes for your data.

Generate MD5 hashes for your data.

Generate HMAC hashes for your data.

Cron Expression Builder

Generate and debug cron schedules with ready-to-use presets.

Base64 Tools

Convert text to Base64 and vice versa, encode and decode files.

Encode text and files to Base64 instantly in your browser.

Decode Base64 encoded text and files instantly in your browser.

Base64 to Image Converter

Convert Base64 encoded strings back to viewable images.

Image to Base64 Converter

Convert images to Base64 encoded strings.

Diff Tools

Compare text, JSON, and lists with our advanced diff tools.

Compare two texts and visualize differences with advanced diff algorithms.

Compare two JSON objects and visualize differences with advanced comparison algorithms.