Free tools
Free online tools
Every tool runs locally in your browser. Pick one and use it without an account.
QR Code Generator
Turn a link or any text into a downloadable PNG QR code. Static, never expires.
Open tool →Wi-Fi QR Code Generator
Let guests join your Wi-Fi by scanning a code. WPA/WPA2/WPA3, WEP and open networks.
Open tool →Password Generator
Strong random passwords with custom length and character sets, plus entropy in bits.
Open tool →Word Counter
Live word, character, sentence and paragraph counts with reading time.
Open tool →JSON Formatter
Format with 2-space indentation, minify or validate JSON — all locally.
Open tool →Base64 Encoder
Encode text to Base64 or decode it back, with UTF-8 and URL-safe support.
Open tool →URL Encoder
Percent-encode a value or a full URL, and decode %xx sequences back to text.
Open tool →Byte Size Converter
Convert between bytes, kB/MB/GB (decimal) and KiB/MiB/GiB (binary).
Open tool →Case Converter
Switch text between UPPER, lower, Title, Sentence, camelCase, snake_case and kebab-case.
Open tool →Unit Converter
Length, weight, volume, area, speed, storage and temperature in one place.
Open tool →Color Converter
HEX, RGB and HSL conversion plus contrast against white and black.
Open tool →UUID Generator
Generate 1 to 50 random UUID v4 values and copy them all at once.
Open tool →Unix Timestamp Converter
Epoch seconds or milliseconds to ISO, UTC, local time and back.
Open tool →BMI Calculator
Body mass index from metric or imperial measurements, with category and healthy range.
Open tool →Percentage Calculator
Three everyday percentage questions answered at once.
Open tool →Age Calculator
Exact age in years, months and days, plus total days and next birthday.
Open tool →