
Delivers structured data science and coding courses with interactive playgrounds, but focuses heavily on data analytics rather than general software engineering.
101.school records 2,644 monthly visits with +44.2% month-over-month growth and Free pricing. Coddy records 7,478,457 monthly visits with +17.8% growth and Freemium pricing.
Teach yourself anything with AI-generated multi-week courses
| Dimension / Metric | ||
|---|---|---|
| Official Domain | 101.school | coddy.tech |
| Pricing Model | Free | Freemium |
| Monthly Visits | 2.64K (2,644) | 7.48M (7,478,457) |
| MoM Traffic Delta | +810 (+44.2%) | +1.13M (+17.8%) |
| Primary Market & Share | 🇺🇸 United States (100%) | 🇺🇸 United States (15.4%) |
| Direct Visits / mo | 824 | 3.13M |
| User Rating | 3.8 | 4.3 |
| Supported Platforms | Website | Website |
Teach yourself anything with AI-generated multi-week courses
Type in any subject and receive a structured, multi-week course outline generated for you.
Browse dozens of ready-made courses organised by subject area, from programming to homebrewing.
Find courses by keyword or open the command palette to jump straight to a topic.
Topics span leisure hobbies, academic subjects and workplace upskilling.
Learn to code free with hands-on lessons and instant playgrounds
Short, practice-first coding lessons that run directly in your browser, so you can start learning without installing a compiler or development environment.
Dedicated playgrounds for Python, JavaScript, C, C++, Java, SQL, React, Go, Swift and many other languages let you test snippets and experiment immediately after each lesson.
Structured curricula such as Software Engineer, Frontend, Full Stack, Backend, Data Analyst, Data Scientist, DevOps and game development bundle the skills employers actually ask for.
Streak-style daily coding challenges and progress tracking help learners build a consistent habit and stay motivated between longer courses.

Delivers structured data science and coding courses with interactive playgrounds, but focuses heavily on data analytics rather than general software engineering.
AI tools that give teachers back their time
AI tools that give teachers back their time

SpecialistTeaches computer science and logic through visual interactive puzzles and an AI tutor, but lacks traditional text-editor coding playgrounds.

AI-powered A Level and GCSE courses with a top-grades-or-refund guarantee
SpecialistFocuses on hands-on browser-based Linux and DevOps labs with AI guidance, rather than general multi-language programming fundamentals.
SpecialistFocuses on hands-on browser-based Linux and DevOps labs with AI guidance, rather than general multi-language programming fundamentals.

AI lesson planning, worksheets and interactive activities for teachers
AI lesson planning, worksheets and interactive activities for teachers

Turn a prompt or document into a full online course
Turn a prompt or document into a full online course

SpecialistKhan Academy's AI tutor and teaching assistant for guided, Socratic learning
SpecialistKhan Academy's AI tutor and teaching assistant for guided, Socratic learning
SpecialistYour personal AI tutor — generate a course on anything in seconds
SpecialistYour personal AI tutor — generate a course on anything in seconds

AI-native eLearning authoring that turns raw source material into interactive courses

Turn company knowledge into AI-built courses, practice, and tutoring