Online Tools
Free, fast and easy online tools
Recommended tools
More tools →Online JSON Formatter
Format, minify and validate JSON data online
Online AES Encryption Tool
Encrypt and decrypt text with AES-256-CBC
Online Hex to String Converter
Convert between hex strings and plain text
Timestamp Converter
Convert timestamps to dates and back online
Decimal to Binary Converter
Convert decimal numbers to binary online
Unit Converter
Convert length, weight, temperature, area, volume and speed
Age Calculator
Calculate your exact age from a birth date
Online Clock
A live web clock showing the current time and date
Online Stopwatch
Millisecond-precision stopwatch with lap timing
USD to CNY Exchange Rate
Live USD/CNY rate and currency converter
IP Address Lookup
Check your public IP address and location
Subnet Mask Calculator
Calculate network address and usable hosts for IPv4
Tool categories
All tools →New tools
Online Brotli Decompression Tool
Decompress Base64-encoded Brotli data to text
Online Brotli Compression Tool
Compress text with Brotli and output Base64
Online Deflate Decompression Tool
Decompress Base64-encoded Deflate data to text
Online Deflate Compression Tool
Compress text with Deflate (zlib) and output Base64
Online Gzip Decompression Tool
Decompress Base64-encoded Gzip data to text
Online Gzip Compression Tool
Compress text with Gzip and output Base64
Online File SM3 Checksum Tool
Compute the SM3 digest of a file, up to 100MB
Online File SHA Checksum Tool
Compute SHA-1/SHA-256/SHA-512 digest of a file
Online File MD5 Checksum Tool
Compute the MD5 digest of a file, up to 100MB
RSA PEM Key Pair Generator
Generate 1024/2048/4096-bit RSA key pairs in PEM format