Hanping Chinese Dictionary Pro and Hanping Chinese Camera are the two highest rated Android apps on Google's Play Store. The dictionary (both free and paid editions available) gives you the ability... Read more.

play.google.com

A neat list skill-related vocabulary in Chinese by Carl Gene Fordham. From the introduction of the blog post: Lately I’ve noticed that Chinese has many words to describe skills and abilities ... Read more.

carlgene.com

This site contains a huge number of lessons, complete with texts, vocabulary, audio, exercises and much more. And it's all free. Note that if you want to get the intermediate and advanced material,... Read more.

collections.uiowa.edu

Offline Cantonese dictionary app for Android. Supports both Traditional and Simplified characters as well as Jyutping and Yale pronunciation. Handwriting recognition, syllable-by-syllable native... Read more.

play.google.com

Chinese dictionary for Android with handwriting, OCR, flashcards, audio, document reader, stroke order, and more than 20 available dictionary databases. Read more.

play.google.com

This is the best overview of spaced repetition research I have seen online or offline. It's thorough, well-argued and probably covers more than you were looking for. It's not specifically about Chi... Read more.

gwern.net

The ultimate solution for quickly looking up Chinese words on your smartphone or tablet, no matter what app (or system screens) you are using. Note: For Android 5.0 (Lollipop) and higher. Whe... Read more.

play.google.com

Outlier Linguistics hosts an excellent blog with a large number of insightful articles into Chinese characters. Some of them are directly useful because they talk about learning characters, others ... Read more.

outlier-linguistics.com

This is an excellent list of useful terms for writing academic texts in Chinese, compiled by Carl Gene Fordham. Best of all, it comes with examples, which is essential for using these words correct... Read more.

carlgene.com

Pro version gives you: ★ Chinese handwriting recognition built in* ★ Mandarin audio - over 2,000 audio files of a real native Chinese speaker ★ Homescreen Widgets - flip through your favorite wo... Read more.

play.google.com

This site collects almost a thousand textbooks used in Chinese schools, ranging from grade 1 up to senior high school. Subjects cover Chinese, mathematics, English, physics, chemistry, biology, his... Read more.

dzkbw.com

TOFU Learn is an SRS flashcard application that works on the web and on mobile. They support most languages, but have specialised in Chinese. They are often quick to fix issues when their users rep... Read more.

tofulearn.com

This is a Q&A page where teachers answer questions about Mandarin, mainly vocabulary use and grammar, but sometimes other questions as well. It's mostly useful because of the wealth of information ... Read more.

hwjyw.com

This is blog post listing easily confused characters. It's very helpful to see these next to each other since they are hard to keep separate if you only see them one by one. The selection is based ... Read more.

fluentinmandarin.com

Foreigncy provides daily digital flashcards, with audio, that prepare a user to read a foreign policy or economics from a regional source. The site also provide users with an English language summa... Read more.

foreigncy.org

This is the free edition of Hanping Chinese Dictionary Pro which has over 10,000 downloads and comes with a 30-day full refund guarantee. Lite features: ★ Offline access to all features (unless... Read more.

play.google.com

A blog written and managed by an advanced Chinese featuring reviews of books, TV dramas and games. Additionally, the blog also features recommendations for utilising media in Chinese language learn... Read more.

thecozystudy.com

Clozemaster is language learning gamification through mass exposure to vocabulary in context. Great post-Duolingo app and useful for language learners of all levels. Free to sign up and play! Ch... Read more.

clozemaster.com

This blog provides in-depth explanations of some grammar and vocabulary topics in Mandarin Chinese. While there aren't a huge number of articles so far, there are enough to issue a general recommen... Read more.

mandarinfriend.wordpress.com

This blog post contains both a list of most of the elements in the periodic table in both Chinese and English, but more importantly, it contains a discussion about the characters used to represent ... Read more.

languagelog.ldc.upenn.edu