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Verify AFIP / ANSES tax identity numbers.

Convert the standard Taiwanese property measurement (Ping).

Calculate minimum employer super contributions based on the current rate.

Calculate how many boxes fit on a standard EPAL pallet (120x80cm).

Margin Calculator helps you price products and measure profitability by computing profit, profit margin, and markup from a cost and selling price. It is essential for retailers, freelancers, and e-commerce sellers who need to understand their numbers at a glance. Enter your cost and price and the results update instantly in your browser.

Calculate mandatory Canadian payroll deductions.

Calculate your property tax for England & Northern Ireland.

Verify an Australian Business Number using Modulo 89.

HTML Formatter cleans up and indents messy HTML so it is easy to read and maintain. Paste minified or tangled markup and get neatly structured code back. It runs entirely in your browser, so your code stays private.

Repeat text multiple times.

Convert roman numerals.

Convert Katha, Chatak, and Decimals (Shotok) to standard units.

Instantly convert Gregorian dates to the official Iranian calendar.

CSV to JSON Converter turns CSV data (with a header row) into a clean JSON array of objects, automatically converting numbers and handling quoted fields. Copy the JSON or download it for use in APIs, apps, and config files. It is a fast, private developer tool that runs entirely in your browser with no uploads.

Get accurate daily prayer times (Fajr, Sunrise, Dhuhr, Asr, Maghrib, Isha) for cities across Afghanistan including Kabul, Herat, Mazar-i-Sharif, Kandahar, Jalalabad, Kunduz, Ghazni, and Bamiyan. Also shows Qibla direction and Hijri date.

Minify JS code.

Preview markdown online.

Generate UUIDs online.

Calculate tips and split bills.

Calculate discounts and final prices.

Check the formatting of Mexican identity numbers.

Translate historic British Imperial land sizes to modern metrics.

Convert historic Varas Cuadradas into modern area metrics.

JSON to CSV Converter turns a JSON array of objects into clean CSV data you can open in Excel, Google Sheets, or any spreadsheet. It automatically detects all keys as columns, handles commas and quotes correctly, and lets you copy or download the result. It is a fast, private tool for developers and analysts that runs entirely in your browser.