Minimum requirements

ConstEdit is a desktop non-mobile Google Chrome web browser extension. You need to have the latest version of Google Chrome already installed in your device in order to install ConstEdit. Note that Chrome extensions cannot be set up on the mobile version of the web browser.

  • The latest stable desktop non-mobile version of Google Chrome is required.
  • ConstEdit is cross-platform, and cross-device. There is no requirements on the kind of operating system and device for ConstEdit, so long as you have a desktop Google Chrome already installed in your device. Please note that many features of ConstEdit are designed only for devices with a mouse.

31-Days Free Trial Period

ConstEdit is no longer a freeware, but a 31-days free trial period is provided to all users. During the Free Trial period, you will have full access to all functionality of ConstEdit. After the period, you won't be able to save your documents or stylesheets. That is to say, the "save" functionality would be disabled after the Free Trial period. All other functionality still work normally after Free Trial though.

You have to pay for a Full License in order to continue using all functionality of ConstEdit. You can do so at any time during or after the Free Trial period.


ConstEdit is listed in Chrome Web Store. You must enable Sync in Chrome, sign-in, and go to this page in Chrome Web Store in order to install the extension to your Chrome web browser and/or to pay for the Full License.

Allow Access To File URLs. Don't miss out this single most important step after installing the extension to ensure the normal operation of ConstEdit : right click the ConstEdit icon on the Google Chrome toolbar > Manage extensions > locate ConstEdit > make sure that "allow access to file URLs" is checked.


Payment for the Full License of the software is done through our listed page in Chrome Web Store, but not through this website or through the software. You can be fully assured that your payment will be carried out with the highest reliability, security and privacy. Just go to our page, click the Buy button and follow the instructions to complete your purchase.


The ConstEdit User Guide is available here : ConstEdit User Guide.pdf. The User Guide is also embedded in the ConstEdit extension itself and is used as the sample document for the Design Html Stylesheets function.

End User License Agreement

Please note that in all cases, whether or not you are going to pay for a full license, by installing or by using ConstEdit on your device, it means that you understand and agree to the End User License Agreement.

Old Standalone ConstEdit

You can still download the old standalone freeware version of ConstEdit here. No registration is required.

This standalone version of ConstEdit is also listed at popular software download websites such as Softpedia, FreewareFiles, Majorgeeks and FileHippo.