所有在线工具

Online stopwatch.

Sort Text Lines arranges your lines alphabetically (A–Z or Z–A), numerically, by length, or in random order, with options to remove duplicates and ignore case. It is perfect for organizing lists, keywords, names, and data. The sorting happens instantly in your browser, so your information stays private and there are no limits.

Calculate French social tax deductions on your gross salary.

Preview markdown online.

Generate random numbers.

Calculate your take-home pay after Income Tax and NI in the UK.

Calculate your Salário Líquido in Brazil.

Verify an Australian Business Number using Modulo 89.

Test your typing speed.

Base64 Encoder converts text to Base64 and decodes Base64 back to plain text. Useful for embedding data, debugging APIs, and handling encoded strings. Encoding and decoding happen instantly in your browser with no data sent anywhere.

Password Generator creates strong, random passwords that are hard to crack. Customize length and include uppercase, numbers, and symbols to meet any site requirement. Passwords are generated locally in your browser and never sent anywhere, keeping them secure.

Convert text to binary and vice versa.

Create countdown timers.

Instantly check if a CPF or CNPJ is mathematically valid.

Convert text to spoken words.

Instantly convert traditional Pakistani real estate measurements.

Convert Japanese real estate sizes to Sq Meters.

Instantly convert between Gregorian and Phutthasakkarat (BE) years.

Calculate lumber volume for purchasing and woodworking.

Decode demographics and verify the Luhn checksum.

File Converter changes images between JPG, PNG, and WebP and turns images or text files into PDF, all in your browser. It is a fast, private way to switch formats without installing software or uploading your files anywhere.

Pomodoro productivity timer.

Verify the mathematical checksum of a KSA Iqama.

Calculate discounts and final prices.