# AppBrewers > Custom web app development agency for startups and enterprises. Specializes in React, Next.js, React Native, and Firebase. AppBrewers builds production-ready web applications, mobile apps, and SaaS platforms for startups, small businesses, and enterprises. Projects typically ship in weeks, not months. ## About - [About AppBrewers](https://appbrewers.com/about): Agency background, team, and development philosophy. ## Services - [Custom Web App Development](https://appbrewers.com/web-apps): Full-stack web applications using React, Next.js, and Firebase. - [SaaS Development](https://appbrewers.com/web-apps): MVP-to-production SaaS platforms with auth, billing, and admin dashboards. - [React Native Mobile Apps](https://appbrewers.com/apps): Cross-platform iOS and Android apps. - [SEO Audit Tool](https://appbrewers.com/seo-audit-tool): Free automated website SEO audit. ## Guides & Comparisons - [How Much Does a Web App Cost in 2026](https://appbrewers.com/web-app-cost-guide): Feature-by-feature pricing breakdown with regional rates. - [SaaS Development Cost in 2026](https://appbrewers.com/saas-development-cost): Pricing by MVP, growth, and enterprise stages. - [How to Build a Web App in 2026](https://appbrewers.com/how-to-build-a-web-app): Step-by-step guide for non-developers. - [Best Web Development Agencies for Startups](https://appbrewers.com/best-web-dev-agencies-2026): Ranked comparison of top agencies. - [Best SaaS Development Agencies in 2026](https://appbrewers.com/best-saas-development-agencies-2026): Ranked by SaaS experience, speed, and pricing transparency. - [Top 10 Web Development Agencies in Malta (2026)](https://appbrewers.com/top-web-dev-agencies-malta): Ranked comparison of Malta agencies by price, speed, and stack. - [Next.js Development Agency in Malta](https://appbrewers.com/nextjs-development-agency-malta): Production Next.js development with App Router, server components, and Edge deployment. - [SaaS Development Agency in Malta](https://appbrewers.com/saas-development-agency-malta): MVP-to-production SaaS platforms with auth, billing, admin dashboards, and AI features. - [ManyChat vs Conversify](https://appbrewers.com/vs-manychat): WhatsApp automation platform comparison. - [AI Receptionist for Small Business](https://appbrewers.com/ai-receptionist): What it costs and who benefits most. - [AI Receptionist ROI Calculator](https://appbrewers.com/tools/ai-receptionist-roi): Free tool to calculate how much an AI receptionist saves your business. - [Free Google SERP Preview Tool](https://appbrewers.com/serp-preview): Preview how your title tag and meta description appear in Google search results. Check character limits and optimize CTR. - [Free OG Image Generator API](https://appbrewers.com/og-generator): Generate Open Graph images dynamically with a simple API. No key required. - [Free PageSpeed Badge Generator](https://appbrewers.com/api/badge): Generate embeddable PageSpeed score badges for your website or README. - [Free Developer Tools](https://appbrewers.com/developers): Collection of free APIs and tools for developers. No signup required. - [Mobile App Development](https://appbrewers.com/mobile-app-development): Custom iOS and Android app development with React Native, Flutter, and native Swift. Fixed pricing, 4-8 weeks. - [React Native vs Flutter in 2026](https://appbrewers.com/react-native-vs-flutter): Framework comparison for mobile app development. - [WhatsApp Business Automation](https://appbrewers.com/whatsapp-business-automation): Tools, costs, and setup guide for small businesses. - [WhatsApp Business Automation Guide 2026](https://appbrewers.com/blog/whatsapp-business-automation-guide-2026): Complete setup guide for automating WhatsApp Business. Meta compliance, platform comparison, and step-by-step instructions. - [AI Assistant for Tattoo Studios](https://appbrewers.com/ai-assistant-tattoo-studio): Booking, aftercare answers, and client Q&A automation. - [AI Assistant for Dental Clinics](https://appbrewers.com/ai-assistant-dental-clinic): Patient booking, reminders, and initial triage. - [AI Assistant for Salons](https://appbrewers.com/ai-assistant-salon): Booking, reminders, and service Q&A for salons and barbershops. - [AI Chatbot for Restaurants](https://appbrewers.com/ai-chatbot-restaurant): Reservations, menu Q&A, and table management. - [AI Chatbot for Medical Practices](https://appbrewers.com/ai-chatbot-medical-practice): Patient support, appointment booking, and triage. ## Products - [Conversify](https://conversify.app): AI-powered WhatsApp and Instagram automation for small businesses — sister product built by AppBrewers. - [Conversify Product Hunt Launch](https://appbrewers.com/conversify/launch): AI receptionist for WhatsApp and Instagram. Automates bookings, answers FAQs, and qualifies leads 24/7. ## Pricing - [Get a Quote](https://appbrewers.com/get-a-quote): Project pricing based on scope. Typical range: €3,000–€25,000 depending on features. ## Contact - Website: https://appbrewers.com - Email: hello@appbrewers.com - GitHub: https://github.com/AppBrewers ## Blog - [AppBrewers Blog](https://appbrewers.com/blog): Practical guides on web development, SaaS architecture, and AI automation for small businesses. - [Blog RSS Feed](https://appbrewers.com/rss.xml): Subscribe to new blog posts via RSS. - [Reduce Missed Calls and Automate Bookings](https://appbrewers.com/blog/reduce-missed-calls-automate-bookings): How service businesses can automate phone and WhatsApp booking. - [Instagram DM Automation Policy 2026](https://appbrewers.com/blog/instagram-dm-automation-policy-2026): What Meta allows and restricts for automated Instagram messaging. - [Qualify Leads Automatically on WhatsApp](https://appbrewers.com/blog/qualify-leads-automatically-whatsapp): Using AI to filter prospects before sales calls. - [How to Validate a Web App Idea](https://appbrewers.com/blog/how-to-validate-web-app-idea): One-week, €100 validation process before building. - [Web App vs Website](https://appbrewers.com/blog/web-app-vs-website): Which to build, what each costs, and common mistakes. - [How to Choose a Web Development Agency](https://appbrewers.com/blog/how-to-choose-web-development-agency): Red flags, questions to ask, and contract terms. - [AI Receptionist for Small Business in 2026](https://appbrewers.com/blog/ai-receptionist-small-business-2026): Complete guide to AI receptionists, costs, setup, and industry fit. - [Web App Cost Calculator](https://appbrewers.com/web-app-cost-calculator): Interactive tool to estimate custom web app and SaaS development costs. - [WhatsApp Automation for Small Business](https://appbrewers.com/blog/whatsapp-automation-small-business-2026): Complete guide to WhatsApp Business automation, Meta compliance, and real use cases. - [Web App Launch Checklist](https://appbrewers.com/blog/web-app-launch-checklist): 47-point checklist for launching web apps and SaaS platforms. - [React Native vs Flutter in 2026](https://appbrewers.com/blog/react-native-vs-flutter-2026): Practical comparison of cross-platform mobile frameworks. - [SaaS Development Cost in 2026](https://appbrewers.com/blog/saas-development-cost-2026): Feature-by-feature pricing breakdown by MVP, growth, and enterprise stages. - [iOS App Development Cost in 2026](https://appbrewers.com/blog/ios-app-development-cost-2026): Complete pricing breakdown for native Swift and React Native apps. - [How to Build a SaaS MVP in 2026](https://appbrewers.com/blog/how-to-build-saas-mvp-2026): 6-week process from idea to first paying customer with tech stack and feature budget. - [Firebase vs Supabase in 2026](https://appbrewers.com/blog/firebase-vs-supabase-2026): Practical backend comparison with real costs, scaling limits, and migration paths. - [How to Build a Mobile App in 2026](https://appbrewers.com/blog/how-to-build-mobile-app-2026): Complete guide from idea validation to App Store submission. React Native, Flutter, and native iOS development. - [Web Development Agency in Malta (2026)](https://appbrewers.com/blog/web-development-agency-malta-2026): Guide to hiring a web development agency in Malta. Pricing, tech stacks, and what to look for. - [Next.js Development Agency in Malta (2026)](https://appbrewers.com/blog/nextjs-development-agency-malta-2026): How to choose a Next.js agency in Malta. App Router, performance, and key questions. - [SaaS Development Agency in Malta (2026)](https://appbrewers.com/blog/saas-development-agency-malta-2026): Building SaaS MVPs in Malta. Multi-tenancy, billing, and agency selection. - [Free Resources](https://appbrewers.com/resources): Free tools, guides, and open-source projects for founders and developers. ## Open Source - [AI Receptionist Guide](https://github.com/AppBrewers/ai-receptionist-guide): Open-source architecture guide for building AI receptionists on WhatsApp and Instagram. Includes code, prompts, and case studies. - [Next.js SaaS Starter](https://github.com/mrdave001/nextjs-saas-starter): Production-ready SaaS starter with Next.js 15, Firebase Auth, Firestore, Stripe, and shadcn/ui. Ship MVPs in days. - [SEO Audit GitHub Action](https://github.com/mrdave001/seo-audit-action): Run free automated SEO audits from GitHub Actions. Checks meta tags, headings, speed, and broken links. - [Next.js Firebase Auth Starter](https://github.com/mrdave001/nextjs-firebase-auth-starter): Production-ready authentication starter with Next.js 15, Firebase Auth, Firestore, and TypeScript. - [AI Chatbot Prompts Collection](https://github.com/mrdave001/ai-chatbot-prompts): Production-tested system prompts for AI receptionists, support bots, and sales assistants. - [React Native + Expo + Firebase Starter](https://github.com/mrdave001/react-native-expo-firebase-starter): Ship iOS and Android apps with Firebase Auth, Firestore, and push notifications. - [Next.js 15 + Stripe SaaS Starter](https://github.com/mrdave001/nextjs-stripe-saas-starter): SaaS starter with Stripe subscriptions, Firebase Auth, and Firestore. Ship MVPs in days. - [GitHub Gists](https://gist.github.com/mrdave001): 42+ public, indexed code snippets and guides covering Next.js, Firebase, Stripe, React Native, WhatsApp API, and AI integration. - [Next.js 15 + Firebase Auth Setup](https://gist.github.com/mrdave001/2a9aa8999da4402e456acae194956b7e): Production-ready auth with App Router, TypeScript, and Firestore. - [Stripe Subscriptions with Next.js 15](https://gist.github.com/mrdave001/f3628e75f2b482fa8242e6f19f41): Complete recurring billing implementation with Checkout, webhooks, and Customer Portal. - [React Native + Expo + EAS Setup](https://gist.github.com/mrdave001/29d8d11ecf4d9c9b49d90871c76c2ccb): Production mobile app setup for iOS and Android. Ship in 4-8 weeks. - [AI Chatbot System Prompts](https://gist.github.com/mrdave001/ba98dc72c593f09d42bdf10863819849): Production-tested prompts for tattoo studios, dental clinics, and salons. Used by Conversify. - [Web App SEO Checklist 2026](https://gist.github.com/mrdave001/ca17efadc9a17e9bb91443093287131c): Exact technical, content, and off-page SEO checklist for page 1 rankings. - [Next.js 15 + shadcn/ui Dashboard](https://gist.github.com/mrdave001/50f97d1f454e97bd186f5eb89e73d510): Admin dashboard template with sidebar, data tables, charts, and RBAC. - [WhatsApp Business API Setup](https://gist.github.com/mrdave001/dbce264fff7387e16f78c8bd26d3d172): Official Meta Cloud API, webhooks, message templates, and AI integration. - [Stripe Webhook Handler for Next.js 15](https://gist.github.com/mrdave001/fb1754b9e8cc34af12d2b27a3e7ef1b3): Production-ready webhook endpoint with signature verification, idempotency, and event handling. - [Next.js 15 + Firebase Auth Complete Setup](https://gist.github.com/mrdave001/6c558468d655a963205db10e0bb89864): Server components, client components, protected routes, and middleware. - [WhatsApp API Webhook Setup 2026](https://gist.github.com/mrdave001/0b6602f27bab214133a2d58b53db8e5e): Meta Cloud API, AI integration with OpenAI, message templates, and compliance. - [React Native + Expo + Firebase Production Setup 2026](https://gist.github.com/mrdave001/f58feb141d4aa908d91fe28eba8d1c31): Auth, Firestore, push notifications, EAS build, and App Store submission. - [SaaS Pricing Strategy Guide](https://gist.github.com/mrdave001/ac7e1e76ea6e357953983b251b6b420a): Pricing models, value metrics, regional adjustments, and psychological tactics. ## Optional - [Privacy Policy](https://appbrewers.com/privacy-policy) - [Terms of Service](https://appbrewers.com/terms-of-service)