Reference
Resize a photo in KB, compress a PDF, convert KB, MB, GB and TB, and work out download time.
A KB converter, a file size converter, tools that shrink a photo or PDF to a size in KB, and calculators for download time and log storage. Everything runs in your browser.
Compress to a target size
Compress
Photo resize in KB
Shrink a photo or signature to 20, 50 or 100 KB.
Compress
Image to 20 KB
Photo and signature, under 20 KB.
Compress
Image to 50 KB
JPG or PNG, under 50 KB.
Compress
Image to 100 KB
JPG or PNG, under 100 KB.
Compress
PDF to 100 KB
Shrink a PDF under 100 KB, no upload.
Compress
PDF to 200 KB
Shrink a PDF under 200 KB, no upload.
Converters
Converter
Byte to MB
Bytes into megabytes, decimal and binary.
Converter
MB to bytes
Megabytes into bytes, decimal and binary.
Converter
Bytes to KB
A byte count as kilobytes, decimal and binary.
Converter
KB to bytes
How many bytes in a KB? Decimal and binary.
Converter
KB to MB
Divide by 1,000 or by 1,024, and see both.
Converter
MB to KB
Multiply by 1,000 or by 1,024, and see both.
Converter
KB to GB
Kilobytes to gigabytes, decimal and binary.
Converter
GB to KB
How many KB in a GB? Decimal and binary.
Converter
MB to GB
Megabytes to gigabytes, decimal and binary.
Converter
GB to MB
Gigabytes to megabytes, decimal and binary.
Converter
Bytes to GB
A byte count as gigabytes, decimal and binary.
Converter
GB to bytes
How many bytes in a gigabyte? Decimal and binary.
Converter
GB to TB
Gigabytes to terabytes, decimal and binary.
Converter
TB to GB
How many GB in a TB? Decimal and binary.
Converter
TB to MB
How many MB in a TB? Decimal and binary.
Converter
MB to TB
Megabytes to terabytes, decimal and binary.
Converter
Mbps to MB/s
Divide by 8: internet speed as download speed.
Converter
Bits to bytes
8 bits = 1 byte. Bits into bytes and KB.
Calculators and formatters