redpenchinese.com — tech stack, contacts & AI-readiness

Primary

Tree path

Education › Language Learning

Group (tier-1)

Analytics

AI training policy

allowed

AI-bot protection

AI files

llms.txt ai.txt humans.txt robots.txt

TLD

Title

Red Pen: Learn Chinese Writing

Description

Red Pen app helps you learn Chinese writing easily. Practice characters, improve memory, and have fun while learning.

Final URL

Language

en (html)

Scanned at

2026-06-26 10:33:37