Free Online Tools
Calculators, converters, generators and utilities. All free, instant, and 100% private.
Weeks in Life Calculator
Age Calculator
Date Calculator
PNG to JPG Converter
JPG to PNG Converter
Image Compressor
Image Resizer
Word Counter
Case Converter
Markdown Editor
Text Diff Tool
Password Generator
JSON Formatter
QR Code Generator
Percentage Calculator
BMI Calculator
Paycheck Calculator
Mortgage Calculator
Tip Calculator
Tax Return Estimator
Salary Calculator
Loan Calculator
IP Subnet Calculator
Color Picker & Converter
Base Converter
UUID/GUID Generator
URL Encoder/Decoder
Hash Generator
Gas Mileage Calculator
Unit Converter
Random Number Generator
Dice Roller & Coin Flip
Food Randomizer
Medical Dosage Calculator
Medical Unit Converter
Calorie Calculator
GPA Calculator
Pregnancy Calculator & Due Date Calculator
Daily Horoscope & Zodiac Signs
Countdown Timer
Pomodoro Timer
Lorem Ipsum Generator
CSS Gradient Generator
Emoji Picker
YouTube Thumbnail Downloader
Online Stopwatch
Time Zone Converter
Compound Interest Calculator
Retirement Calculator
Currency Converter
Body Fat Percentage Calculator
Sleep Calculator
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About NexTools
NexTools is a free collection of 52+ online calculators, converters, and utilities built for everyday tasks. All tools run entirely in your browser - your data never leaves your device. No accounts, no tracking, no fees.
From financial calculators like mortgage and compound interest tools, to health calculators, developer utilities, image converters, and text tools - everything you need in one place.