
Delivers structured data science and coding courses with interactive playgrounds, but focuses heavily on data analytics rather than general software engineering.
Coddy records 7,478,457 monthly visits with +17.8% month-over-month growth and Freemium pricing. Ghost Engineer records 997 monthly visits with +831.8% growth and Freemium, Free Trial, Paid pricing.

Undetectable AI interview copilot for live coding rounds
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | coddy.tech | ghostengineer.com |
| Pricing Model | Freemium | Freemium, Free Trial, Paid |
| Monthly Visits | 7.48M (7,478,457) | 997 (997) |
| MoM Traffic Delta | +1.13M (+17.8%) | +890 (+831.8%) |
| Primary Market & Share | 🇺🇸 United States (15.4%) | 🇮🇳 India (100%) |
| Direct Visits / mo | 3.13M | 385 |
| User Rating | 4.3 | 4.1 |
| Supported Platforms | Website | Website |
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.

Undetectable AI interview copilot for live coding rounds
Runs without overlays, dock icons, or focus-stealing windows so it does not show up visibly during a shared screen.
Returns a complete working solution together with complexity analysis and explanation points you can say out loud.
Handles Python, Java, C++, Go, Rust, TypeScript, SQL, and many more, with responses in the language you prompt in.
Screenshot any question from any editor or chat window and get an answer back in seconds during the round.

Delivers structured data science and coding courses with interactive playgrounds, but focuses heavily on data analytics rather than general software engineering.

SpecialistTeaches computer science and logic through visual interactive puzzles and an AI tutor, but lacks traditional text-editor coding playgrounds.
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.
Real-time AI copilot for interviews, meetings and coding rounds
Real-time AI copilot for interviews, meetings and coding rounds

Real-time AI interview assistant with a safer dual-device mode
Real-time AI interview assistant with a safer dual-device mode

SpecialistKhan Academy's AI tutor and teaching assistant for guided, Socratic learning
SpecialistKhan Academy's AI tutor and teaching assistant for guided, Socratic learning

Real-time, invisible AI interview and coding assistant
Real-time, invisible AI interview and coding assistant
SpecialistYour personal AI tutor — generate a course on anything in seconds
SpecialistYour personal AI tutor — generate a course on anything in seconds
Undetectable AI assistant for live technical interviews
Undetectable AI assistant for live technical interviews
Desktop and mobile AI copilot that feeds live answers during coding and system design interviews
Desktop and mobile AI copilot that feeds live answers during coding and system design interviews

Real-time, personalised answers for live interviews
Real-time, personalised answers for live interviews

Undetectable AI copilot for interviews and meetings
Undetectable AI copilot for interviews and meetings