Loqu8 iCE

Loqu8 iCE is a Chinese pop-up dictionary that lives in your system tray.
Copy any Chinese text and iCE shows each word with its pinyin, tone colors
and meaning, and reads it aloud with a natural Mandarin voice.

Free:
- Dictionary of nearly 300,000 entries, definitions in 26 languages
- Clipboard capture, word breakdown into parts, tone colors
- Kokoro neural voice and recorded Mandarin syllables, auto-pronounce
- Cantonese (Jyutping) and Hokkien (POJ) readings
- Favorites, history, spaced-repetition review, Anki/CSV export

iCE Pro (US$69/year, 30 days free): LiveScan reads the Chinese under your
pointer (OCR, X11 sessions), Highlight captures what you select (X11),
sentence translation (online) and custom words.

Works offline except translation. No account required.