Pricing
Altova DiffDog pricing
As altova.com lists them, read 8 Oct 2026. The maker's own page has the final word.
| Plan | Billed and limits | Price |
|---|---|---|
| DiffDog 2026 Professional Edition | Text files, folders and directories · XML-aware comparison options | $189, paid once |
| DiffDog 2026 Enterprise Edition | Professional features · Microsoft Word, XML Schema, CSV and database content/schema comparison | $269, paid once |
From shop.altova.com.