Perfect for reading messages from your friends, Chinese texts on the Web and even whole books. You can also use it as a Simplified/Traditional converter.
Check out the ad-free paid version!
+ Works fully offline and very fast
+ Clipboard monitoring: any copied text containing Chinese characters is automatically annotated in the notification area
+ Paste the text or use "Share" from another app to annotate with Pinyin
+ Convert between Simplified and Traditional characters
+ Open and annotate text files, even large books (UTF-8 encoded)
+ Save text and its Pinyin into a file. If saving both, you can read the resulting TSV file with e.g. MS Excel (Data->From text->Delimited->Tab)
+ Mark interesting words and export them to Pleco / Anki / AnkiDroid Flashcards for effective learning
+ Add bookmarks to the text
+ Integrates with other dictionaries: GoldenDict, ColorDict, Pleco, Hanping, etc
+ Rearrange how the characters are grouped into words
+ Zoom in/out, configure the color, pinyin style
+ One great short story is included (to realize that reading Chinese is actually easy and fun!)