Embed our tools

Every CalcWhen tool can be embedded on your website or blog for free, with one line of code. Open any tool page and copy the snippet from its Embed this tool section. The embedded version runs entirely in your visitor's browser and keeps a small credit link back to the original page.

All embeddable tools

• Age Calculator — full page
• Date Duration Calculator — full page
• Time Duration Calculator — full page
• Hours Calculator — full page
• Work Hours Calculator — full page
• Days Until Calculator — full page
• Countdown Maker — full page
• Time Zone Converter — full page
• Time Difference Calculator — full page
• Business Days Calculator — full page
• Week Number Calculator — full page
• Day of Week Calculator — full page
• Date Add Calculator — full page
• Word Counter — full page
• Character Counter — full page
• Sentence Counter — full page
• Letter Counter — full page
• Reading Time Calculator — full page
• Speaking Time Calculator — full page
• Case Converter — full page
• Remove Duplicate Lines — full page
• Text Reverser — full page
• Word Frequency Counter — full page
• Password Generator — full page
• Random Number Generator — full page
• Dice Roller — full page
• Coin Flip — full page
• QR Code Generator — full page
• Barcode Generator — full page
• Lorem Ipsum Generator — full page
• List Randomizer — full page
• UUID Generator — full page
• Roman Numeral Converter — full page
• Binary Converter — full page
• Hex Converter — full page
• Subnet Calculator — full page
• Z-Score Calculator — full page
• Ratio Calculator — full page
• Percentage Calculator — full page
• Percentage Change Calculator — full page
• Square Root Calculator — full page
• Average Calculator — full page
• Number to Words Converter — full page
• Typing Speed Test — full page