Yingo BlogPractical notes on Mandarin tones, pitch contours, third-tone sandhi, and pronunciation training.https://yingoapp.com/en-usIntroducing Yingo: see your tones, fix your toneshttps://yingoapp.com/blog/introducing-yingo/https://yingoapp.com/blog/introducing-yingo/Yingo v0.1 is here — Mandarin tone contours drawn on a musical staff, real-time on-device pitch scoring, and Māo-Māo the cat coach. Here's what's inside and what's next.Wed, 10 Jun 2026 00:00:00 GMTproductannouncementThe 3+3 rule: why nǐ hǎo isn't pronounced the way it's writtenhttps://yingoapp.com/blog/third-tone-sandhi/https://yingoapp.com/blog/third-tone-sandhi/Third-tone sandhi explained: why 你好 is really ní hǎo, how 水饺 'dumplings' turns into 睡觉 'sleep' in a learner's mouth, and the half-third tone nobody warns you about.Fri, 05 Jun 2026 00:00:00 GMTsandhithird tonepronunciationWhy Mandarin tones are the hardest part (and how to actually train them)https://yingoapp.com/blog/why-mandarin-tones-are-hard/https://yingoapp.com/blog/why-mandarin-tones-are-hard/Tones aren't decoration — they're the difference between mā 妈 'mother' and mà 骂 'to scold'. Why English-trained ears filter pitch out, and a training method that actually works.Tue, 02 Jun 2026 00:00:00 GMTtonespronunciationtraining