With this extension you can set a price per letter for "Text" and "Textarea" options.

Live demo
Admin Product Form
Front-end





Install Instructions - OCMod
- Login to your OpenCart Admin panel
- Go to Extensions > Installer and upload the file suited for your OpenCart version
- Go to Extensions > Modifications and click Refresh
- Go to Dashboard > Developer Settings (Gear icon below the logout link) > Refresh
- Go to catalog > Products > Edit a product and in the option tab set a price for text and textarea options.

Free Installation and Support

• sabeti05 [AT] gmail.com
• DigitCart Support

No core files are changed or replaced.