Class Central

Rankings
Career Certificates

Subjects

View all

Technology
Business
Creative
STEM
Health & Wellness
People & Society
Personal Growth & Lifestyle

View all Subjects

Universities
The Report

Courses from 1000+ universities

Rankings

Best Courses

Best of All Time
Best of the Year

Most Popular Courses

Most Popular of All Time
Most Popular of the Year

Career Certificates

Generative AI
UX Design
Data Science
Finance
DevOps
Project Management
View all Career Certificates

Technology

Computer Science
Artificial Intelligence
Data Science
Web Development
Programming
Databases
IT & Networking
DevOps
UX/UI Design
Blockchain & Cryptocurrency
Extended Reality (XR)
Generative AI
Cloud Computing
Cybersecurity
Game Development
Product Management
View all Technology

Business

Management & Leadership
Finance
Entrepreneurship
Marketing
Strategic Management
Project Management
Sales
Business Software
Real Estate
Operations Management
Professional Development
Accounting
Supply Chain Management
Human Resources
View all Business

Creative

Music
Digital Media
Visual Arts
Design
Crafts
Performing Arts
AI Art
View all Creative

STEM

Mathematics
Engineering
Science
Statistics & Probability
Chemistry
Physics
Environmental Science
Astronomy
Biology
Agriculture
View all STEM

Health & Wellness

Disease & Disorders
Public Health
Health Care
Nursing
Mental Health
Continuing Medical Education (CME)
Medicine
Wellness
Nutrition
View all Health & Wellness

People & Society

Humanities
Education & Teaching
Social Sciences
History
Literature
Sociology
Economics
Psychology
Anthropology
Political Science
Law
Language Learning
Writing
Philosophy
Religion
View all People & Society

Personal Growth & Lifestyle

Personal Development
Sports & Recreation
Personal Finance
Parenting & Family
Food & Drink
Self-Defense
Gardening
Productivity
Games
Study Skills
Travel
Pets & Pet Care
Beauty & Makeup
Home & Living
Critical Thinking
View all Personal Growth & Lifestyle

Chasing 100M Daily Users, Duolingo Reconsiders Ads, Paying Influencers, and Its Most Expensive Plan

AI got cheap enough that Duolingo’s most expensive plan may not survive it. I read the earnings call transcript and opened the app to see what is actually changing for learners.

Dhawal Shah Sep 03, 2026

Latest

10 Best Python Courses for 2026: For AI and Data
11 Best Product Management Courses for 2026: Certificates and AI Skills
14 Best AI Courses for 2026: For Beginners & Coders
Guide: How to Sign up for Coursera Courses for Free
[2026] 8000+ OpenCourseWare Courses from Top Institutions

Write for The Report

Visit The Report

600 Free Google Certifications
Trending

Most common

Popular subjects

Strategic Management
2,816 courses
AI Engineering
1,503 courses
Generative AI
11,179 courses

Popular courses

Exploratory Data Analysis with MATLAB
MathWorks
Introduction to Frisian
University of Groningen
Greek and Roman Mythology
University of Pennsylvania

Organize and share your learning with Class Central Lists.

View our Lists Showcase

Sign up

Log in or Sign up

Log in
Sign up

Languages
Chinese

Free Online

Chinese Courses

13,923 courses

Showing 13,923 courses

Sort by Relevancy

Filter by

Filters

1. Free course (12,698)
2. With certificate (1,774)
3. Career certificates (10)
4. From universities (7,314)
Level
1. Beginner (6,827)
2. Intermediate (5,710)
3. Advanced (1,384)
Duration
1. < 30 mins (58)
2. 30 - 60 mins (138)
3. 1 - 2 hours (675)
4. 2 - 5 hours (348)
5. 5 - 10 hours (160)
6. 10+ hours (369)
Subject
1. STEM (3,618)
2. People & Society (2,841)
3. Technology (2,525)
4. Business (1,885)
5. Health & Wellness (1,615)
6. Creative (1,012)
7. Personal Growth & Lifestyle (220)

深度学习与多模态数据


在多模态数据融合时代，掌握深度学习技术是突破瓶颈的关键。本课程带你掌握核心方法，挖掘多模态数据价值，提升人工智能技术应用竞争力。
- XuetangX
- Self-Paced
- Free Online Course
智能计算基础


Discover Python-based intelligent computing through cross-disciplinary problem-solving with hands-on projects spanning data analysis, machine learning, and AI applications.
- XuetangX
- Self-Paced
- Free Online Course
地质资源定量评价与预测


系统学习油气、页岩油气、煤层气等地质资源的定量评价、储量计算与预测方法。
- XuetangX
- Self-Paced
- Free Online Course
市场营销研究


系统学习市场营销研究的程序、调查与问卷设计，以及使用 SPSS 分析消费者行为信息。
- XuetangX
- Self-Paced
- Free Online Course
试验优化设计


课程不仅提供如何正确设计科学试验和收集数据的方法，而且还提供如何正确地整理、分析数据，得出客观、科学结论的方法，是当代科技和工程技术人员必须掌握的技术方法之一。
- XuetangX
- Self-Paced
- Free Online Course
数字经济与贸易


从数字经济理论、数据价值化与数字技术出发，系统解析数字贸易的形态、统计、服务生态及全球治理规则。
- XuetangX
- Self-Paced
- Free Online Course
国际学术会议交流与演讲


通过国际会议全流程模拟与科研演讲训练，提升学术英语表达、论文交流及会议发言能力。
- XuetangX
- Self-Paced
- Free Online Course
工程数学基础


以线性代数、数值分析与规划方法构建面向科学研究和工程实践的数学基础。
- XuetangX
- Self-Paced
- Free Online Course
计算机控制系统


以信号转换、建模分析和Z域数字控制器设计为核心，结合多种实验理解计算机控制系统。
- XuetangX
- Self-Paced
- Free Online Course
企业社会责任与公司治理


系统讲解公司治理理论、股权与代理问题、董事会机制及企业社会责任与ESG，并结合中国企业案例分析治理实践。
- XuetangX
- Self-Paced
- Free Online Course
反洗钱理论与实务


以案例评析为核心，系统讲解中国及国际反洗钱体系、金融行业风险与监管要求。
- XuetangX
- Self-Paced
- Free Online Course
妇产科学


面向妇产科硕士研究生的女性全生命周期临床诊疗与实践训练课程。
- XuetangX
- Self-Paced
- Free Online Course
儒学概论


以儒家历史形态、价值体系、经典经学及孔子形象演变为主线，客观概览儒学的发展与现代转换。
- XuetangX
- Self-Paced
- Free Online Course
国家安全概论


课程立足于总体国家安全观，聚焦重大理论和现实问题，使学生深刻认识新时代我国国家安全形势，系统掌握总体国家安全观的内涵和精神实质，提高国家安全意识。
- XuetangX
- Self-Paced
- Free Online Course
高等工程流体力学


课程介绍粘性流体动力学的基本方程、层流和流动稳定性的基本理论，以及湍流统计理论和工程计算的雷诺时均方程的构建和求解方法。促进博士研究生注重经典学科领域的学习。
- XuetangX
- Self-Paced
- Free Online Course

About Class Central

Class Central helps learners find the best courses on almost any subject, wherever they exist.

Built by learners, since 2011.

Facebook
Twitter
LinkedIn
YouTube
Bluesky

Career Certificates

Generative AI
UX Design
Data Science
Finance
DevOps
Project Management
All Subjects

Coursera
Udemy
Noble Desktop
Udacity
CodeSignal
Boot.dev
All Universities

The Report by Class Central RSS Feed

Series Finale of Online Education
Udemy Earns More, Pays Less
Duolingo's 2026 Strategy
1000s of Free Certificates
Best Courses Guides
Best of All Time
Most Popular of All Time

About Us
Careers
Write for The Report
Contact Us

Class Central © 2011-2026 Privacy Policy

Share

Facebook
Twitter
Bluesky
Email

Never Stop Learning.

Get personalized course recommendations, track subjects and courses with reminders, and more.

Sign up for free

Someone learning on their laptop while sitting on the floor.