About this app
Langtern helps you learn Chinese by assisting you when navigating Chinese web pages, watching videos in Chinese, or reading ebooks/PDFs in Chinese. The terms of service can be found at: https://langtern.com/public/doc/en/tos.html
Latest release
What’s New
Disabled functionalities that need the server
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 21, 2026 · 1:16 AM Free
Screenshots
