OneCompiler vs Replit

OneCompiler is an online environment for writing, running and sharing code, available on the web and Android. It supports more than 60 programming languages, plus web technologies and databases such as MySQL, MongoDB and PostgreSQL. Its free plan includes unlimited code executions and 20 AI credits per day. OneCompiler Studio runs Visual Studio Code in a browser with a Linux container, terminal, package manager, debugger and persistent workspaces; supported projects can be deployed to a live URL and shared by link. The service also offers code execution APIs and embeddable editor, challenge, Studio and AI interview capabilities. Its LMS integration uses a JWT token and requires an email address and name to create or sign in a user. OneCompiler supports private projects, real-time collaboration, public sharing and custom domains. The company says it helps over 12.8 million developers worldwide and describes use by LLM companies, colleges, EdTech providers and interview companies. Organizations are being retired; new ones cannot be created and no further features are planned for them.

Replit is a software creation platform where users can describe applications in natural language and refine them with an AI agent. The agent works through chat, tests and revises code, and can use a browser to produce reports and address issues. Its cloud development environment supports coding and collaboration in a browser, with automatic package installation and built-in authentication, database, hosting, and monitoring. Replit supports websites, mobile projects, designs, slides, animations, data visualizations, 3D, games, documents, and spreadsheets, with more than 100 integrations. The free Starter plan includes daily usage, but limits publishing to one live project and running one background task at a time. Replit Core costs $18 per month billed annually, and Pro costs $90 per month billed annually. Pro supports up to 15 collaborators and 50 viewers, and includes database rollback for up to 28 days. Replit is available on Android, iOS, Linux, macOS, Windows, and web. Its mobile apps support building, sharing, and publishing web apps; native iOS development uses the web version with Expo Go previews.