Free Online Tools & Calculators
A collection of fast, client-side tools designed for developers, finance, and everyday tasks.
Pakistan Tools(6)
Currency Converter
Convert international currencies to Pakistani Rupee (PKR).
Electricity Bill Calculator
Calculate domestic electricity bills for LESCO, FESCO, IESCO, K-Electric, and all DISCOs.
Gold Weight Converter
Convert precious metal weights between Tola, Gram, Masha, and Ounce.
Salary Tax Calculator
Calculate your monthly and annual income tax in Pakistan.
Tax Comparison Tool
Compare Pakistani income tax liabilities across fiscal years.
Zakat Calculator
Calculate your annual Islamic Zakat with live Nisab benchmarks.
Finance Calculators(6)
Compound Interest Calculator
Visualize the long-term compounding growth of your investments.
Hourly to Salary Converter
Convert between hourly wage and annualized salary.
Loan EMI Calculator
Calculate your equated monthly loan installments and amortization.
Loan Payoff Calculator
See how extra monthly payments reduce debt and interest costs.
Profit Margin Calculator
Calculate gross profit margin, markup percentage, and revenue.
ROI Calculator
Calculate Return on Investment percentage and financial gain.
Developer Tools(8)
Base64 Encoder/Decoder
Encode strings to Base64 or decode Base64 strings client-side.
Color Converter
Convert HEX to RGB and audit WCAG accessibility contrast.
Cron Generator
Generate and translate cron schedule expressions.
JSON Formatter
Format, validate, and beautify JSON data client-side.
JWT Decoder
Inspect and decode JSON Web Tokens (JWT) client-side.
Regex Tester
Test and debug regular expressions with live match highlighting.
URL Encoder/Decoder
Encode or decode URLs using percent-encoding client-side.
UUID Generator
Generate random UUIDs (v4) in bulk with custom formatting.
Text Tools(6)
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, and camelCase.
Lorem Ipsum Generator
Generate placeholder dummy text for web design layouts.
Remove Duplicate Lines
Clean up lists by removing duplicate entries and sorting.
Slug Generator
Generate clean, SEO-friendly URL slugs from text strings.
Text Diff Checker
Compare two text blocks side-by-side with line numbers and word highlights.
Word Counter
Count words, characters, sentences, and estimated reading time.
Image & File Tools(18)
Add Page Numbers to PDF
Number your PDF pages with customizable positioning, formats, and fonts.
Compress PDF
Reduce PDF file size by stripping redundant streams without server uploads.
Crop PDF
Trim margins, white borders, and scanner edges across all PDF pages.
Delete PDF Pages
Remove unwanted, blank, or duplicate pages from any PDF document.
Flatten PDF
Lock fillable forms, checkboxes, and annotations into permanent text.
Image Compressor
Compress JPG, PNG, and WebP images to reduce file size.
Image Converter
Convert images between JPG, PNG, and WebP formats online.
Image Resizer
Resize image dimensions (width & height) while keeping aspect ratio.
Image to PDF Converter
Convert multiple JPG, PNG, and WebP images into a single PDF.
Organize PDF Pages
Reorder, rearrange, and sort PDF pages with intuitive visual cards.
PDF Merger
Combine multiple PDF documents into a single unified file.
PDF Metadata Editor
Inspect, edit, or wipe author, title, and tracking metadata from PDFs.
PDF Splitter
Extract specific pages or page ranges from PDF files.
QR Code Generator
Generate custom QR codes for URLs, text, and contact cards.
Redact PDF
Black out sensitive text, numbers, and confidential details on PDF pages.
Rotate PDF
Rotate individual or all PDF pages 90, 180, or 270 degrees permanently.
Sign PDF
Draw or upload your signature and stamp it precisely onto PDF documents.
Watermark PDF
Stamp custom text watermarks across PDF pages with opacity controls.