ToolzyLabUtility tools for everyday calculations and sharing
Handle everyday calculations, quick generators, date checks, unit conversions, QR codes, timers, and small planning tasks in one clean directory.
Filter the tools on this page by task, format, or tool name.
Common workflows
Start with the task, then open the smallest tool that solves it.
Calculate
Estimate age, dates, percentages, BMI, loans, tips, and everyday numbers.
Generate
Create QR codes, barcodes, random numbers, and reusable snippets for common tasks.
Convert
Switch units, currencies, number bases, and time zones with clear inputs.
Utility Tools directory
Practical tools are available in this section. Each card opens the working tool page.
Age Calculator
Calculate exact age, next birthday, birthday progress, retirement date, working days lived, sleep estimation, heartbeat estimation, breathing estimation, and age on planets instantly...
Barcode Generator
Generate professional barcodes instantly with support for EAN-13, EAN-8, UPC-A, UPC-E, Code128, CODE39, ITF-14, MSI and Pharmacode. Customize size, colors, text, export PNG/SVG, print...
BMI Calculator
Professional BMI Calculator by ToolzyLab. Calculate BMI, body category, healthy weight range, ideal weight, BMR, TDEE, calorie goals, waist-to-height ratio, and more with a clean modern UI.
Clipboard Manager
Save, copy, organize, search, tag, edit, and manage multiple clipboard snippets easily. Create a smart browser-based clipboard manager with favorites, categories, import/export, and...
Currency Converter
Convert currencies instantly with live exchange rates using ToolzyLab's professional Currency Converter. Search global currencies, swap pairs, compare market pairs, add fees or markup,...
Date Duration Calculator
Find the duration between two dates in years, months, weeks, days, hours, minutes, and seconds. Includes business days, weekend days, inclusive count, milestones, and date-time precision.
Loan Calculator
Professional Loan Calculator by ToolzyLab. Calculate monthly EMI, total interest, total repayment, payoff date, affordability, extra payments, and amortization schedule for car, home,...
Number Base Converter
Convert numbers between binary, octal, decimal, hexadecimal, and custom bases from 2 to 36 with live conversion, bit view, prefixes, fractions, text conversion, and more.
Percentage Calculator
Professional Percentage Calculator by ToolzyLab. Find percentages, calculate increase or decrease, compare values, and simplify ratios with a clean modern UI.
QR Code Generator
Create beautiful custom QR codes for URLs, text, social profiles, WiFi, contact cards, WhatsApp, email, phone, and bulk campaigns. Live editing, gradients, logo upload, frames, PNG and...
Random Number Generator
Generate random numbers within any custom range instantly. Create single or multiple numbers, allow decimals, unique picks, odd/even filters, multiples, exclusions, sorting, quick...
Stopwatch & Timer
Use ToolzyLab's Stopwatch & Timer to track elapsed time, record laps, and run countdown timers with clean visuals, animations, sounds, and a professional responsive UI.
Time Zone Converter
Professional Time Zone Converter by ToolzyLab. Convert time instantly between global time zones, compare cities, plan meetings, check working-hour overlap, and view daylight differences...
Tip Calculator
Professional Tip Calculator by ToolzyLab. Calculate tip percentage, split the bill between friends, round totals, and instantly see how much each person should pay.
Unit Converter
Convert length, weight, volume, area, temperature, speed, time, data, pressure, energy, power and more instantly with ToolzyLab Unit Converter.
Related guides
Use these practical guides to choose formats, settings, and safer workflows before you start.
How to Convert Markdown to HTML and HTML to Markdown
A practical ToolzyLab guide to move content between plain writing and clean web markup. Learn what to check, which tools to use, and how to avoid common mistakes.
TextWord Counter SEO Guide: Use Word Count Without Keyword Stuffing
A practical ToolzyLab guide to use word counts as an editing signal, not a ranking trick. Learn what to check, which tools to use, and how to avoid common mistakes.
TextHow to Clean Messy Text: Spaces, Line Breaks, Duplicates, and More
A practical ToolzyLab guide to turn copied text into something readable and reusable. Learn what to check, which tools to use, and how to avoid common mistakes.
TextFind and Replace for Large Text: Practical Cleanup Examples
A practical ToolzyLab guide to make bulk edits without accidentally changing the wrong phrases. Learn what to check, which tools to use, and how to avoid common mistakes.
Utility Tools FAQ
Short answers for choosing and using these tools responsibly.
Are calculator results professional advice?
No. Calculators are practical helpers for estimates and planning. Review important financial, health, or legal decisions with a qualified professional.
Why do some utility tools need live data?
Tools such as currency conversion may depend on current exchange rates, while other calculators work fully from your own inputs.
Can I use QR codes for business materials?
Yes, but test every QR code before printing or publishing it so you know the destination and scan behavior are correct.