Apps like Chaozhuyin

Here are some great alternatives to Chaozhuyin by Chih Chao Yu :
Fcitx5 for Android
Fcitx5 for Android
★4.5
Jyutping keyboard
Jyutping keyboard
★5.0
CustomKey Keyboard
CustomKey Keyboard
★3.6
Chinese Pinyin IME Plus
Chinese Pinyin IME Plus
★4.7
Chinese Keyboard - Pinyin
Chinese Keyboard - Pinyin
★4.3
Pinyin Input
Pinyin Input
★4.0
Laban Key: Vietnamese Keyboard
Laban Key: Vietnamese Keyboard
★4.2
Simple Keyboard
Simple Keyboard
★4.2
Deco Keyboard - emoji, fonts
Deco Keyboard - emoji, fonts
★3.7
Chinese language keyboard
Chinese language keyboard
★3.8
Learn Mandarin Chinese Phrases
Learn Mandarin Chinese Phrases
★4.5
TS Big Keyboard [4Languages]
TS Big Keyboard [4Languages]
★3.9
Naver SmartBoard - Keyboard
Naver SmartBoard - Keyboard
★3.7
Learn Chinese Mandarin Pro
Learn Chinese Mandarin Pro
★4.0
Elementary Chinese Pinyin
Elementary Chinese Pinyin
★4.3
Learn Chinese Mandarin Phrases
Learn Chinese Mandarin Phrases
★4.3