# Code Craft Lib - Full AI Documentation > Code Craft Lib (CODECRAFTLIB LTD) is a UK-based custom software development company serving startups and growing businesses across the USA, UK, Canada, and Europe. We specialize in MVP development, custom web applications, cross-platform mobile apps (React Native, Next.js, MERN stack), SaaS platform engineering, technology investment consulting, and providing an IT talent network via our developer community. ## Brand Summary - **Legal Name:** CODECRAFTLIB LTD - **Trading Name:** Code Craft Lib - **Location:** London, UK (Serving UK, USA, Canada, Europe) - **Core Stack:** React, Next.js, Node.js, Express, MongoDB, PostgreSQL, React Native - **Primary Offerings:** MVP Development for Startups (6-11 weeks), Custom Web & Mobile Apps, SaaS Platforms, IT Staff Augmentation, Tech Investment Consulting. ## Main Service Summaries ### MVP Development for Startups Code Craft Lib builds Minimum Viable Products (MVPs) for startups in 6 to 11 weeks. The process starts with a free 30-minute consultation, followed by UX/UI design (Figma), agile development (2-week sprints), comprehensive testing, and launch. Pricing typically starts around $5,000 USD for basic MVPs, $15,000 for full-stack packages, and $25,000 for premium scale packages (including mobile apps). All projects include 1 month of free post-launch support. ### Custom Web & Mobile App Development We provide end-to-end web application and cross-platform mobile development using the MERN stack and React Native. This single codebase architecture minimizes development time and costs while maximizing performance across iOS, Android, and web platforms. We embed with in-house teams or operate as an autonomous product pod. ### Developer Community & IT Talent A vibrant Discord-based community where developers at all levels share knowledge, participate in coding challenges, and access mentorship. For businesses, this network serves as an IT talent pool for staff augmentation, providing vetted engineers for rapid team scaling. ### Technology Investment Consulting Strategic technology investment consulting, financial planning, and data-driven risk assessment for investors and entrepreneurs. We help evaluate software projects, vendor diligence, and technology budgets. ## Important Definitions & Explanations from the Site - **MVP Engineering with the MERN Stack:** Using MongoDB, Express, React, and Node.js to transform the same JavaScript codebase into applications for both mobile and web. - **Product-led engineering:** Focusing on shipping working software in thin vertical slices with weekly demos, ensuring stakeholders see real progress. - **Agile Development:** 2-week sprint cycles with continuous deployment and real-time progress tracking. ## Frequently Asked Questions **How much does custom software development cost?** Custom software development costs vary. An MVP typically costs $5,000–$25,000, a mid-complexity web app $25,000–$80,000, and enterprise solutions $80,000–$300,000+. **How long does it take to build an MVP?** A typical MVP takes 6–11 weeks: 1-2 weeks for planning/design, 3-6 weeks for development, and 1-2 weeks for testing/launch. **What technologies do you use?** Our core stack includes React/Next.js (Frontend), Node.js/Express (Backend), MongoDB/PostgreSQL (Databases), and React Native (Mobile). **Do you provide post-launch support?** Yes, every project includes 1 month of free post-launch support, with ongoing maintenance plans available.