Free Online Converters
Image converters, unit converters, currency, temperature, length, weight, speed, timezone and number converters — all free, instant and private
Convert, resize, compress and crop images — all in your browser
PNG to JPG
Convert PNG to JPG with adjustable quality. Instant download.
ImageJPG to PNG
Convert JPG to PNG with full quality and transparency support.
ImageImage to WebP
Convert images to WebP — up to 50% smaller for faster sites.
ImageImage Resizer
Resize any image to exact pixel dimensions with aspect ratio lock.
ImageImage Compressor
Compress images up to 80% smaller with live quality preview.
ImageImage Crop
Crop images to exact pixels with preset ratio options.
ImageTemperature, length, weight, speed and data storage unit converters
Temperature
Celsius, Fahrenheit and Kelvin convert simultaneously.
UnitLength Converter
Meters, km, miles, feet, inches, cm — instant conversion.
UnitWeight Converter
kg, grams, pounds, ounces, milligrams and tonnes.
UnitSpeed Converter
km/h, mph, m/s and knots — for travel and science.
UnitData Storage
Bytes, KB, MB, GB, TB and Bits — convert instantly.
UnitCurrency converter and world time zone converter
Text to speech, number to words, Roman numerals and binary converters
Text to Speech
Convert text to audio with voice selection and speed control.
TextNumber to Words
Convert numbers to English words for documents and cheques.
NumberRoman Numerals
Convert between Roman numerals and decimal numbers both ways.
NumberBinary / Hex
Binary, Decimal, Hexadecimal and Octal — all at once.
Number