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

Generative AI
11,195 courses
Computer Science
5,066 courses
Strategic Management
2,678 courses

Popular courses

Financial Markets
Yale University
Positive Psychiatry and Mental Health
The University of Sydney
Lean Production
edX

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 (1,017)
7. Personal Growth & Lifestyle (220)

天气学


系统学习天气系统演变机制、大气环流与重要天气过程，并将天气学理论应用于天气预报分析。
- XuetangX
- Self-Paced
- Free Online Course
电工及电子技术基础


面向非电类工科专业，系统学习电路、交流系统、电动机及模拟电子电路的基础理论与分析方法。
- XuetangX
- Self-Paced
- Free Online Course
计量地理学与实验


计量地理学是现代地理学的方法论学科，是地理系统分析与建模的基本工具。《计量地理学与实验》以实际问题为导向，理论与实践结合、方法与应用结合、启发式教学是本课程开设的基本原则和鲜明特色。
- XuetangX
- Self-Paced
- Free Online Course
流体包裹体地质


通过岩相学、显微测温和激光拉曼分析揭示矿物中古流体的地球化学特征。
- XuetangX
- Self-Paced
- Free Online Course
高等数学（1）

系统学习函数、极限、导数、积分与常微分方程，配合理理论课与习题训练，夯实单变量微积分基础。
- XuetangX
- Self-Paced
- Free Online Course
生物医学工程伦理


探讨人体试验、动物实验、人工脏器、制药和人工智能医疗等生物医学工程领域的伦理问题与负责任创新。
- XuetangX
- Self-Paced
- Free Online Course
生物化学


系统学习蛋白质、酶、核酸及糖、脂质、氨基酸和核苷酸代谢，并结合生物工程案例分析。
- XuetangX
- Self-Paced
- Free Online Course
思想道德修养与法律基础


贯通中西文明，围绕青年人生价值，系统学习中国精神、社会主义核心价值观、道德修养与法治思维。
- XuetangX
- Self-Paced
- Free Online Course
成功职场必修课（终身教育版）

面向未来职场的综合素质课程，涵盖职业规划、职业操守、沟通礼仪、就业创业与职场安全。
- XuetangX
- Self-Paced
- Free Online Course
眼视光学理论和方法


以全面眼睛保健为核心，系统连接眼球光学、验光与眼部健康检测的眼视光临床基础课程。
- XuetangX
- Self-Paced
- Free Online Course
基层临床能力双轨提升系列课程


面向基层医务工作者和医学新人的“理论+操作”双轨课程，覆盖常见疾病诊疗、全科接诊、急救及基础临床技能。
- XuetangX
- Self-Paced
- Free Online Course
工程抗震


系统讲解建筑与桥梁在地震作用下的反应分析、抗震设计及隔震减震措施。
- XuetangX
- Self-Paced
- Free Online Course
Turf Estanblishment and Maintenance

识别冷季型和暖季型草坪草，掌握草坪建植、养护与保护技术。
- XuetangX
- Self-Paced
- Free Online Course
管理学概论


从全球化视角学习管理思想、激励、领导、组织设计与理性决策的管理学基础课程。
- XuetangX
- Self-Paced
- Free Online Course
工程概预算与项目管理


学习公路工程概预算编制、招投标与合同价款管理，并掌握施工项目组织、进度与网络计划技术。
- 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.