Amazon have update the Android version of the Kindle app. Version 4.0.2 fixes a couple of bugs from the version 4 release, there is are fixes for bugs with notes, dictionaries and highlights and a fix for missing table of contents.
The app is free from the Google Play Store.
What’s in this version:
• Fixed a bug with notes, dictionary, and highlights not displaying.
• Fixed a bug for missing table of contents.
Tip: Book options are available by tapping the page and then the “Aa” icon.