In general Discount Ninja and Langify work well together. You can even use Langify to translate texts of building blocks.
This settings object has a number of "properties". The names of these properties should not be modified or translated.
Langify includes a capability to translate custom strings. This functionality is found in Langify under Settings > Custom in a section called "Custom Contents".
Contact Langify to understand what alternatives may be available to translate words such as "Checkout" or "Cart" without using the "Custom Contents".
The following words should be avoided in Langify's "Custom Contents" to avoid issues with Discount Ninja: