Your All-in-One
Micro-Tool Hub
Quick, accurate, and free calculators for your everyday needs. No sign-up required.
Explore by Category
13 tools across 5 categories — all free, no sign-up needed.
Age Calculator
Calculate your exact age in years, months, and days. Find out how many days until your next birthday.
BMI Calculator
Calculate your Body Mass Index and understand your health metrics with personalized insights.
SIP Calculator
Plan your investments with our SIP calculator. Estimate returns and build your wealth strategy.
Cryptocurrency Converter
Convert Bitcoin, Ethereum, and top cryptocurrencies to fiat currencies using live market prices.
QR Code Generator
Create high-quality QR codes from any URL or text. Customize colors and download as an image.
Password Generator
Create strong, random passwords with customizable length and character types for better security.
URL Shortener
Turn long URLs into clean short links using TinyURL. Copy with one click or send directly to our QR Code Generator.
Diff Checker
Compare two blocks of text and highlight added, removed, and unchanged lines instantly.
Markdown Previewer
Write Markdown and see the rendered HTML output live, side by side.
Why Choose Tooler?
Simple, fast, and accurate tools designed with you in mind.
100% Free
All tools are completely free to use, forever. No hidden charges or subscriptions.
Accurate Results
Our calculators are built with precision algorithms for reliable results every time.
User Friendly
Clean, intuitive interfaces that make calculations quick and effortless.