Predict your child's adult height. Child Height Prediction Calculator is a free online tool that helps parents predict the height of their child based on the height of both parents.

Child Height Predictor

Predict your child's adult height. Child Height Prediction Calculator is a free online tool that helps parents predict the height of their child based on the height of both parents.
Know your baby's blood type. Do you want to know your unborn baby’s blood type? Child Blood Type Calculator can help you discover it!

Child Blood Type Calculator

Know your baby's blood type. Do you want to know your unborn baby’s blood type? Child Blood Type Calculator can help you discover it!
Image Steganography an image tool that allows you to embed hidden data inside an image file, and later extract that data.

Image Steganography

Image Steganography an image tool that allows you to embed hidden data inside an image file, and later extract that data.
Rectangle Clock is a web clock that divide the day into 144 grids, each grid representing 10 minutes.

Rectangle Clock

Rectangle Clock is a web clock that divide the day into 144 grids, each grid representing 10 minutes.
XXTEA Encrypt & Decrypt is a free online tool that for Corrected Block TEA cipher Encrypt & Decrypt. XXTEA (Corrected Block TEA) is a block cipher designed to correct weaknesses in the original Block TEA.

XXTEA Encrypt & Decrypt

XXTEA Encrypt & Decrypt is a free online tool that for Corrected Block TEA cipher Encrypt & Decrypt. XXTEA (Corrected Block TEA) is a block cipher designed to correct weaknesses in the original Block TEA.
XTEA (eXtended TEA) is a block cipher designed to correct weaknesses in TEA. XTEA Encrypt & Decrypt is a free online tool that for eXtended TEA cipher Encrypt & Decrypt.

XTEA Encrypt & Decrypt

XTEA (eXtended TEA) is a block cipher designed to correct weaknesses in TEA. XTEA Encrypt & Decrypt is a free online tool that for eXtended TEA cipher Encrypt & Decrypt.
TEA (Tiny Encryption Algorithm) is a block cipher notable for its simplicity of description and implementation, typically a few lines of code. TEA Encrypt & Decrypt is a free online tool that for Tiny Encryption Algorithm Encrypt & Decrypt.

TEA Encrypt & Decrypt

TEA (Tiny Encryption Algorithm) is a block cipher notable for its simplicity of description and implementation, typically a few lines of code. TEA Encrypt & Decrypt is a free online tool that for Tiny Encryption Algorithm Encrypt & Decrypt.
Leetspeak Converter (Leetspeak Generator) is a simple online tool to convert normal text to leetspeak.

Leetspeak Converter

Leetspeak Converter (Leetspeak Generator) is a simple online tool to convert normal text to leetspeak.
Matrix Calculator is a free online tool that can perform various operations on matrices, such as finding the determinant, inverse, transpose, rank, power, sum, multiplication, and decomposition of matrices.

Matrix Calculator

Matrix Calculator is a free online tool that can perform various operations on matrices, such as finding the determinant, inverse, transpose, rank, power, sum, multiplication, and decomposition of matrices.
8-Bit Avatar Generator, a free online tool that could randomly generate 8-Bit pixelated style avatar images, and you could download it as your avatar image.

8-Bit Avatar Generator

8-Bit Avatar Generator, a free online tool that could randomly generate 8-Bit pixelated style avatar images, and you could download it as your avatar image.
Countdown Days is a free online web app that could help you calculate and record the number of days before some important events and dates, so as not to let you miss any important events and dates.

Countdown Days

Countdown Days is a free online web app that could help you calculate and record the number of days before some important events and dates, so as not to let you miss any important events and dates.
Barcode Generator is a free online tool that allows you to create and customize barcodes for various purposes and generating high-quality barcodes that can be printed and scanned easily.

Barcode Generator

Barcode Generator is a free online tool that allows you to create and customize barcodes for various purposes and generating high-quality barcodes that can be printed and scanned easily.