Product improvement is always on going, customers receive minor version updates for free.
Improvements in v4.2
English dictionary updates.
Add ClipAdornerToBounds property in RapidSpellAsYouType to enable underline clipping, however this will reduce performance, use when necessary.
Avoid handled exception being thrown and caught when code based licensing mechanism not used.
Minor stability issues fixed.
Improvements in v4.1
Address outlier bugs.
Improvements in v4.0
Add user dictionary file manager, so the user can add/remove additional text files to be used as user dictionaries.
Performance improvements, for RapidSpellAsYouType with RichTextBox and TextBox controls.
Improve user dictionary performance.
Fix modal window crash with multiple textboxes.
Update Dict Manager.
Added MaximumNumberOfErrorsToHighlight property to RapidSpellAsYouType, allows limit to be imposed on number of errors underlined, to preserve UI performance.
Improvements in v3.1
Improved performance of RapidSpellAsYouType with RichTextBox.
Added RemoveAllTextComponents method to API.
Improvements in v3.0
Improved typing speed with large texts in RichTextBox.
Sentence capitalization correction.
Ignore Once added to 'as you type'.
Compressed dictionaries.
Many small bug fixes and improvements in behavior.
Improvements in v2.0
Separation of WPF spell checking codebase from RapidSpell Desktop .NET product v4.7.
As you type checking for rich and plain textboxes
Simplified dialog usage
Design time controls
Custom GUI demos
No dependency on RapidSpell Desktop or System.Windows.Forms (as was the case previously)
v1.0
Initial release, bundled with RapidSpell Desktop .NET v4.