Current users of Chronotron Pro 2.x: upgrade to version 4.x for only 12 EUR!

Download and play YouTube videos without leaving Windows Media Player. Watch the demo video here.
Greatly enhanced video playback support on Windows 7 and later.
Further improved sound quality.

Please enter you current Chronotron Pro 2.x registration key (i.e. XXXXX-XXXXX-XXXXX-XXXXX-XXXXX) and click Validate:
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