: Buy a license online. Single-product purchases usually result in a registration code being sent immediately via email.
Software developers do not create "default" codes that work for everyone. If a code is valid, it is a unique license key purchased by a specific user or distributed by the company for a specific purpose (such as a giveaway or promotional period). Mixpad Default Project Registration Code
Go to the official NCH Software store. As of 2025, MixPad typically costs between $60 and $150 depending on the tier (Free, Home, Masters). : Buy a license online