squaring tool

aes encryption and decryption tool

aes online encryption tool/aes online decryption tool

Curtain Calculator

Quickly calculate the fabric data required for the curtain

Count of breaths

Helps you calculate how many breaths you have taken since birth

Paint Amount Calculator

To help you quickly and accurately calculate the amount and price of paint required

Web safe colors of

CRC32 Online Encryption Tool

CRC32 online encryption tool

DIV element shadow effect generator

One click to debug DIV element shadow effect and generate CSS code.

GIF image decomposition online

An online decomposition tool for GIF images

Coupon Treasury Yield Calculator

Online Coupon Treasury Yield Calculator

HTML/PHP Interconversion tool

online HTML code and PHP code interconversion tool

color map to black and white mode

Color picture online to black and white picture tool

JS code debugging

JS online running debugging tool

WPS demo common shortcuts

WPS common shortcut key summary tool, let you quickly master the WPS operation skills, improve work efficiency.

Microphone test

Online microphone test tool

MIME-Type type summary

MIME-Type type complete

IP address, Subnet mask calculator

Network and IP address calculator, submask calculator

Annualized Return Calculator

Online calculation of annualized yield interest

online maze game

a mini game to break the maze online

Special symbols

some common printable special symbols

SVG to PNG

Convert svg image to png image online

12 hour conversion

Convert the time to 12 hours online

Text content return line to P label

Convert the text content online from carriage return to P label

Online mobile phone number extraction tool

Batch extract mobile number from content online

Business Tax Calculator

Online Business tax calculation Tool